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1 | /* |
2 | * Copyright (c) 2005 Topspin Communications. All rights reserved. | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and/or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | * | |
32 | * $Id: ib_user_cm.h 2576 2005-06-09 17:00:30Z libor $ | |
33 | */ | |
34 | ||
35 | #ifndef IB_USER_CM_H | |
36 | #define IB_USER_CM_H | |
37 | ||
38 | #include <linux/types.h> | |
39 | ||
40 | #define IB_USER_CM_ABI_VERSION 1 | |
41 | ||
42 | enum { | |
43 | IB_USER_CM_CMD_CREATE_ID, | |
44 | IB_USER_CM_CMD_DESTROY_ID, | |
45 | IB_USER_CM_CMD_ATTR_ID, | |
46 | ||
47 | IB_USER_CM_CMD_LISTEN, | |
48 | IB_USER_CM_CMD_ESTABLISH, | |
49 | ||
50 | IB_USER_CM_CMD_SEND_REQ, | |
51 | IB_USER_CM_CMD_SEND_REP, | |
52 | IB_USER_CM_CMD_SEND_RTU, | |
53 | IB_USER_CM_CMD_SEND_DREQ, | |
54 | IB_USER_CM_CMD_SEND_DREP, | |
55 | IB_USER_CM_CMD_SEND_REJ, | |
56 | IB_USER_CM_CMD_SEND_MRA, | |
57 | IB_USER_CM_CMD_SEND_LAP, | |
58 | IB_USER_CM_CMD_SEND_APR, | |
59 | IB_USER_CM_CMD_SEND_SIDR_REQ, | |
60 | IB_USER_CM_CMD_SEND_SIDR_REP, | |
61 | ||
62 | IB_USER_CM_CMD_EVENT, | |
63 | }; | |
64 | /* | |
65 | * command ABI structures. | |
66 | */ | |
67 | struct ib_ucm_cmd_hdr { | |
68 | __u32 cmd; | |
69 | __u16 in; | |
70 | __u16 out; | |
71 | }; | |
72 | ||
73 | struct ib_ucm_create_id { | |
74 | __u64 response; | |
75 | }; | |
76 | ||
77 | struct ib_ucm_create_id_resp { | |
78 | __u32 id; | |
79 | }; | |
80 | ||
81 | struct ib_ucm_destroy_id { | |
82 | __u32 id; | |
83 | }; | |
84 | ||
85 | struct ib_ucm_attr_id { | |
86 | __u64 response; | |
87 | __u32 id; | |
88 | }; | |
89 | ||
90 | struct ib_ucm_attr_id_resp { | |
91 | __u64 service_id; | |
92 | __u64 service_mask; | |
93 | __u32 local_id; | |
94 | __u32 remote_id; | |
95 | }; | |
96 | ||
97 | struct ib_ucm_listen { | |
98 | __u64 service_id; | |
99 | __u64 service_mask; | |
100 | __u32 id; | |
101 | }; | |
102 | ||
103 | struct ib_ucm_establish { | |
104 | __u32 id; | |
105 | }; | |
106 | ||
107 | struct ib_ucm_private_data { | |
108 | __u64 data; | |
109 | __u32 id; | |
110 | __u8 len; | |
111 | __u8 reserved[3]; | |
112 | }; | |
113 | ||
114 | struct ib_ucm_path_rec { | |
115 | __u8 dgid[16]; | |
116 | __u8 sgid[16]; | |
117 | __u16 dlid; | |
118 | __u16 slid; | |
119 | __u32 raw_traffic; | |
120 | __u32 flow_label; | |
121 | __u32 reversible; | |
122 | __u32 mtu; | |
123 | __u16 pkey; | |
124 | __u8 hop_limit; | |
125 | __u8 traffic_class; | |
126 | __u8 numb_path; | |
127 | __u8 sl; | |
128 | __u8 mtu_selector; | |
129 | __u8 rate_selector; | |
130 | __u8 rate; | |
131 | __u8 packet_life_time_selector; | |
132 | __u8 packet_life_time; | |
133 | __u8 preference; | |
134 | }; | |
135 | ||
136 | struct ib_ucm_req { | |
137 | __u32 id; | |
138 | __u32 qpn; | |
139 | __u32 qp_type; | |
140 | __u32 psn; | |
141 | __u64 sid; | |
142 | __u64 data; | |
143 | __u64 primary_path; | |
144 | __u64 alternate_path; | |
145 | __u8 len; | |
146 | __u8 peer_to_peer; | |
147 | __u8 responder_resources; | |
148 | __u8 initiator_depth; | |
149 | __u8 remote_cm_response_timeout; | |
150 | __u8 flow_control; | |
151 | __u8 local_cm_response_timeout; | |
152 | __u8 retry_count; | |
153 | __u8 rnr_retry_count; | |
154 | __u8 max_cm_retries; | |
155 | __u8 srq; | |
156 | __u8 reserved[1]; | |
157 | }; | |
158 | ||
159 | struct ib_ucm_rep { | |
160 | __u64 data; | |
161 | __u32 id; | |
162 | __u32 qpn; | |
163 | __u32 psn; | |
164 | __u8 len; | |
165 | __u8 responder_resources; | |
166 | __u8 initiator_depth; | |
167 | __u8 target_ack_delay; | |
168 | __u8 failover_accepted; | |
169 | __u8 flow_control; | |
170 | __u8 rnr_retry_count; | |
171 | __u8 srq; | |
172 | }; | |
173 | ||
174 | struct ib_ucm_info { | |
175 | __u32 id; | |
176 | __u32 status; | |
177 | __u64 info; | |
178 | __u64 data; | |
179 | __u8 info_len; | |
180 | __u8 data_len; | |
181 | __u8 reserved[2]; | |
182 | }; | |
183 | ||
184 | struct ib_ucm_mra { | |
185 | __u64 data; | |
186 | __u32 id; | |
187 | __u8 len; | |
188 | __u8 timeout; | |
189 | __u8 reserved[2]; | |
190 | }; | |
191 | ||
192 | struct ib_ucm_lap { | |
193 | __u64 path; | |
194 | __u64 data; | |
195 | __u32 id; | |
196 | __u8 len; | |
197 | __u8 reserved[3]; | |
198 | }; | |
199 | ||
200 | struct ib_ucm_sidr_req { | |
201 | __u32 id; | |
202 | __u32 timeout; | |
203 | __u64 sid; | |
204 | __u64 data; | |
205 | __u64 path; | |
206 | __u16 pkey; | |
207 | __u8 len; | |
208 | __u8 max_cm_retries; | |
209 | }; | |
210 | ||
211 | struct ib_ucm_sidr_rep { | |
212 | __u32 id; | |
213 | __u32 qpn; | |
214 | __u32 qkey; | |
215 | __u32 status; | |
216 | __u64 info; | |
217 | __u64 data; | |
218 | __u8 info_len; | |
219 | __u8 data_len; | |
220 | __u8 reserved[2]; | |
221 | }; | |
222 | /* | |
223 | * event notification ABI structures. | |
224 | */ | |
225 | struct ib_ucm_event_get { | |
226 | __u64 response; | |
227 | __u64 data; | |
228 | __u64 info; | |
229 | __u8 data_len; | |
230 | __u8 info_len; | |
231 | __u8 reserved[2]; | |
232 | }; | |
233 | ||
234 | struct ib_ucm_req_event_resp { | |
235 | __u32 listen_id; | |
236 | /* device */ | |
237 | /* port */ | |
238 | struct ib_ucm_path_rec primary_path; | |
239 | struct ib_ucm_path_rec alternate_path; | |
240 | __u64 remote_ca_guid; | |
241 | __u32 remote_qkey; | |
242 | __u32 remote_qpn; | |
243 | __u32 qp_type; | |
244 | __u32 starting_psn; | |
245 | __u8 responder_resources; | |
246 | __u8 initiator_depth; | |
247 | __u8 local_cm_response_timeout; | |
248 | __u8 flow_control; | |
249 | __u8 remote_cm_response_timeout; | |
250 | __u8 retry_count; | |
251 | __u8 rnr_retry_count; | |
252 | __u8 srq; | |
253 | }; | |
254 | ||
255 | struct ib_ucm_rep_event_resp { | |
256 | __u64 remote_ca_guid; | |
257 | __u32 remote_qkey; | |
258 | __u32 remote_qpn; | |
259 | __u32 starting_psn; | |
260 | __u8 responder_resources; | |
261 | __u8 initiator_depth; | |
262 | __u8 target_ack_delay; | |
263 | __u8 failover_accepted; | |
264 | __u8 flow_control; | |
265 | __u8 rnr_retry_count; | |
266 | __u8 srq; | |
267 | __u8 reserved[1]; | |
268 | }; | |
269 | ||
270 | struct ib_ucm_rej_event_resp { | |
271 | __u32 reason; | |
272 | /* ari in ib_ucm_event_get info field. */ | |
273 | }; | |
274 | ||
275 | struct ib_ucm_mra_event_resp { | |
276 | __u8 timeout; | |
277 | __u8 reserved[3]; | |
278 | }; | |
279 | ||
280 | struct ib_ucm_lap_event_resp { | |
281 | struct ib_ucm_path_rec path; | |
282 | }; | |
283 | ||
284 | struct ib_ucm_apr_event_resp { | |
285 | __u32 status; | |
286 | /* apr info in ib_ucm_event_get info field. */ | |
287 | }; | |
288 | ||
289 | struct ib_ucm_sidr_req_event_resp { | |
290 | __u32 listen_id; | |
291 | /* device */ | |
292 | /* port */ | |
293 | __u16 pkey; | |
294 | __u8 reserved[2]; | |
295 | }; | |
296 | ||
297 | struct ib_ucm_sidr_rep_event_resp { | |
298 | __u32 status; | |
299 | __u32 qkey; | |
300 | __u32 qpn; | |
301 | /* info in ib_ucm_event_get info field. */ | |
302 | }; | |
303 | ||
304 | #define IB_UCM_PRES_DATA 0x01 | |
305 | #define IB_UCM_PRES_INFO 0x02 | |
306 | #define IB_UCM_PRES_PRIMARY 0x04 | |
307 | #define IB_UCM_PRES_ALTERNATE 0x08 | |
308 | ||
309 | struct ib_ucm_event_resp { | |
310 | __u32 id; | |
311 | __u32 event; | |
312 | __u32 present; | |
313 | union { | |
314 | struct ib_ucm_req_event_resp req_resp; | |
315 | struct ib_ucm_rep_event_resp rep_resp; | |
316 | struct ib_ucm_rej_event_resp rej_resp; | |
317 | struct ib_ucm_mra_event_resp mra_resp; | |
318 | struct ib_ucm_lap_event_resp lap_resp; | |
319 | struct ib_ucm_apr_event_resp apr_resp; | |
320 | ||
321 | struct ib_ucm_sidr_req_event_resp sidr_req_resp; | |
322 | struct ib_ucm_sidr_rep_event_resp sidr_rep_resp; | |
323 | ||
324 | __u32 send_status; | |
325 | } u; | |
326 | }; | |
327 | ||
328 | #endif /* IB_USER_CM_H */ |