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IB/srp: Factor out common request reset code
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / rdma / ib_user_cm.h
CommitLineData
8aa00919
HR		 1/*
2 * Copyright (c) 2005 Topspin Communications. All rights reserved.
0b2b35f6 3 * Copyright (c) 2005 Intel Corporation. All rights reserved.
8aa00919
HR		 4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
13 * conditions are met:
14 *
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 *
6a9af2e1 33 * $Id: ib_user_cm.h 4019 2005-11-11 00:33:09Z sean.hefty $
8aa00919
HR		 34 */
35
36#ifndef IB_USER_CM_H
37#define IB_USER_CM_H
38
6a9af2e1 39#include <rdma/ib_user_sa.h>
8aa00919 40
7b28b0d0 41#define IB_USER_CM_ABI_VERSION 4
8aa00919
HR		 42
43enum {
44 IB_USER_CM_CMD_CREATE_ID,
45 IB_USER_CM_CMD_DESTROY_ID,
46 IB_USER_CM_CMD_ATTR_ID,
47
48 IB_USER_CM_CMD_LISTEN,
49 IB_USER_CM_CMD_ESTABLISH,
50
51 IB_USER_CM_CMD_SEND_REQ,
52 IB_USER_CM_CMD_SEND_REP,
53 IB_USER_CM_CMD_SEND_RTU,
54 IB_USER_CM_CMD_SEND_DREQ,
55 IB_USER_CM_CMD_SEND_DREP,
56 IB_USER_CM_CMD_SEND_REJ,
57 IB_USER_CM_CMD_SEND_MRA,
58 IB_USER_CM_CMD_SEND_LAP,
59 IB_USER_CM_CMD_SEND_APR,
60 IB_USER_CM_CMD_SEND_SIDR_REQ,
61 IB_USER_CM_CMD_SEND_SIDR_REP,
62
63 IB_USER_CM_CMD_EVENT,
0b2b35f6 64 IB_USER_CM_CMD_INIT_QP_ATTR,
8aa00919
HR		 65};
66/*
67 * command ABI structures.
68 */
69struct ib_ucm_cmd_hdr {
70 __u32 cmd;
71 __u16 in;
72 __u16 out;
73};
74
75struct ib_ucm_create_id {
0b2b35f6 76 __u64 uid;
8aa00919
HR		 77 __u64 response;
78};
79
80struct ib_ucm_create_id_resp {
81 __u32 id;
82};
83
84struct ib_ucm_destroy_id {
0b2b35f6 85 __u64 response;
8aa00919 86 __u32 id;
7b28b0d0 87 __u32 reserved;
8aa00919
HR		 88};
89
0b2b35f6
SH		 90struct ib_ucm_destroy_id_resp {
91 __u32 events_reported;
92};
93
8aa00919
HR		 94struct ib_ucm_attr_id {
95 __u64 response;
96 __u32 id;
7b28b0d0 97 __u32 reserved;
8aa00919
HR		 98};
99
100struct ib_ucm_attr_id_resp {
97f52eb4
SH		 101 __be64 service_id;
102 __be64 service_mask;
103 __be32 local_id;
104 __be32 remote_id;
8aa00919
HR		 105};
106
0b2b35f6
SH		 107struct ib_ucm_init_qp_attr {
108 __u64 response;
109 __u32 id;
110 __u32 qp_state;
111};
112
8aa00919 113struct ib_ucm_listen {
97f52eb4
SH		 114 __be64 service_id;
115 __be64 service_mask;
8aa00919 116 __u32 id;
7b28b0d0 117 __u32 reserved;
8aa00919
HR		 118};
119
120struct ib_ucm_establish {
121 __u32 id;
122};
123
124struct ib_ucm_private_data {
125 __u64 data;
126 __u32 id;
127 __u8 len;
128 __u8 reserved[3];
129};
130
8aa00919
HR		 131struct ib_ucm_req {
132 __u32 id;
133 __u32 qpn;
134 __u32 qp_type;
135 __u32 psn;
97f52eb4 136 __be64 sid;
8aa00919
HR		 137 __u64 data;
138 __u64 primary_path;
139 __u64 alternate_path;
140 __u8 len;
141 __u8 peer_to_peer;
142 __u8 responder_resources;
143 __u8 initiator_depth;
144 __u8 remote_cm_response_timeout;
145 __u8 flow_control;
146 __u8 local_cm_response_timeout;
147 __u8 retry_count;
148 __u8 rnr_retry_count;
149 __u8 max_cm_retries;
150 __u8 srq;
7b28b0d0 151 __u8 reserved[5];
8aa00919
HR		 152};
153
154struct ib_ucm_rep {
0b2b35f6 155 __u64 uid;
8aa00919
HR		 156 __u64 data;
157 __u32 id;
158 __u32 qpn;
159 __u32 psn;
160 __u8 len;
161 __u8 responder_resources;
162 __u8 initiator_depth;
163 __u8 target_ack_delay;
164 __u8 failover_accepted;
165 __u8 flow_control;
166 __u8 rnr_retry_count;
167 __u8 srq;
7b28b0d0 168 __u8 reserved[4];
8aa00919
HR		 169};
170
171struct ib_ucm_info {
172 __u32 id;
173 __u32 status;
174 __u64 info;
175 __u64 data;
176 __u8 info_len;
177 __u8 data_len;
7b28b0d0 178 __u8 reserved[6];
8aa00919
HR		 179};
180
181struct ib_ucm_mra {
182 __u64 data;
183 __u32 id;
184 __u8 len;
185 __u8 timeout;
186 __u8 reserved[2];
187};
188
189struct ib_ucm_lap {
190 __u64 path;
191 __u64 data;
192 __u32 id;
193 __u8 len;
194 __u8 reserved[3];
195};
196
197struct ib_ucm_sidr_req {
198 __u32 id;
199 __u32 timeout;
97f52eb4 200 __be64 sid;
8aa00919
HR		 201 __u64 data;
202 __u64 path;
203 __u16 pkey;
204 __u8 len;
205 __u8 max_cm_retries;
7b28b0d0 206 __u8 reserved[4];
8aa00919
HR		 207};
208
209struct ib_ucm_sidr_rep {
210 __u32 id;
211 __u32 qpn;
212 __u32 qkey;
213 __u32 status;
214 __u64 info;
215 __u64 data;
216 __u8 info_len;
217 __u8 data_len;
7b28b0d0 218 __u8 reserved[6];
8aa00919
HR		 219};
220/*
221 * event notification ABI structures.
222 */
223struct ib_ucm_event_get {
224 __u64 response;
225 __u64 data;
226 __u64 info;
227 __u8 data_len;
228 __u8 info_len;
7b28b0d0 229 __u8 reserved[6];
8aa00919
HR		 230};
231
232struct ib_ucm_req_event_resp {
6a9af2e1
SH		 233 struct ib_user_path_rec primary_path;
234 struct ib_user_path_rec alternate_path;
97f52eb4 235 __be64 remote_ca_guid;
8aa00919
HR		 236 __u32 remote_qkey;
237 __u32 remote_qpn;
238 __u32 qp_type;
239 __u32 starting_psn;
240 __u8 responder_resources;
241 __u8 initiator_depth;
242 __u8 local_cm_response_timeout;
243 __u8 flow_control;
244 __u8 remote_cm_response_timeout;
245 __u8 retry_count;
246 __u8 rnr_retry_count;
247 __u8 srq;
07d357d0 248 __u8 port;
7b28b0d0 249 __u8 reserved[7];
8aa00919
HR		 250};
251
252struct ib_ucm_rep_event_resp {
97f52eb4 253 __be64 remote_ca_guid;
8aa00919
HR		 254 __u32 remote_qkey;
255 __u32 remote_qpn;
256 __u32 starting_psn;
257 __u8 responder_resources;
258 __u8 initiator_depth;
259 __u8 target_ack_delay;
260 __u8 failover_accepted;
261 __u8 flow_control;
262 __u8 rnr_retry_count;
263 __u8 srq;
7b28b0d0 264 __u8 reserved[5];
8aa00919
HR		 265};
266
267struct ib_ucm_rej_event_resp {
268 __u32 reason;
269 /* ari in ib_ucm_event_get info field. */
270};
271
272struct ib_ucm_mra_event_resp {
273 __u8 timeout;
274 __u8 reserved[3];
275};
276
277struct ib_ucm_lap_event_resp {
6a9af2e1 278 struct ib_user_path_rec path;
8aa00919
HR		 279};
280
281struct ib_ucm_apr_event_resp {
282 __u32 status;
283 /* apr info in ib_ucm_event_get info field. */
284};
285
286struct ib_ucm_sidr_req_event_resp {
8aa00919 287 __u16 pkey;
07d357d0
SH		 288 __u8 port;
289 __u8 reserved;
8aa00919
HR		 290};
291
292struct ib_ucm_sidr_rep_event_resp {
293 __u32 status;
294 __u32 qkey;
295 __u32 qpn;
296 /* info in ib_ucm_event_get info field. */
297};
298
299#define IB_UCM_PRES_DATA 0x01
300#define IB_UCM_PRES_INFO 0x02
301#define IB_UCM_PRES_PRIMARY 0x04
302#define IB_UCM_PRES_ALTERNATE 0x08
303
304struct ib_ucm_event_resp {
0b2b35f6 305 __u64 uid;
8aa00919
HR		 306 __u32 id;
307 __u32 event;
308 __u32 present;
7b28b0d0 309 __u32 reserved;
8aa00919
HR		 310 union {
311 struct ib_ucm_req_event_resp req_resp;
312 struct ib_ucm_rep_event_resp rep_resp;
313 struct ib_ucm_rej_event_resp rej_resp;
314 struct ib_ucm_mra_event_resp mra_resp;
315 struct ib_ucm_lap_event_resp lap_resp;
316 struct ib_ucm_apr_event_resp apr_resp;
317
318 struct ib_ucm_sidr_req_event_resp sidr_req_resp;
319 struct ib_ucm_sidr_rep_event_resp sidr_rep_resp;
320
321 __u32 send_status;
322 } u;
323};
324
325#endif /* IB_USER_CM_H */
kernel source for telekom puls (alcatel/mediatek)