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authorHal Rosenstock <halr@voltaire.com>2005-07-27 14:45:43 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-27 19:26:14 -0400
commit8aa009191d157de53735646552421f3d1595364a (patch)
tree248746da7bc7b88c0187a7a2db1ef77d773f5d37 /drivers
parentcb183a06b381652b7637fedfa7ef85ec0baf2a1f (diff)
[PATCH] IB: Add the header file for user space CM
Add the header file for user space CM. This file defines the ABI used by the CM for kernel/user communication. Signed-off-by: Libor Michalek <libor@topspin.com> Signed-off-by: Hal Rosenstock <halr@voltaire.com> Cc: Roland Dreier <rolandd@cisco.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/include/ib_user_cm.h328
1 files changed, 328 insertions, 0 deletions
diff --git a/drivers/infiniband/include/ib_user_cm.h b/drivers/infiniband/include/ib_user_cm.h
new file mode 100644
index 000000000000..500b1af6ff77
--- /dev/null
+++ b/drivers/infiniband/include/ib_user_cm.h
@@ -0,0 +1,328 @@
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
42enum {
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 */
67struct ib_ucm_cmd_hdr {
68 __u32 cmd;
69 __u16 in;
70 __u16 out;
71};
72
73struct ib_ucm_create_id {
74 __u64 response;
75};
76
77struct ib_ucm_create_id_resp {
78 __u32 id;
79};
80
81struct ib_ucm_destroy_id {
82 __u32 id;
83};
84
85struct ib_ucm_attr_id {
86 __u64 response;
87 __u32 id;
88};
89
90struct ib_ucm_attr_id_resp {
91 __u64 service_id;
92 __u64 service_mask;
93 __u32 local_id;
94 __u32 remote_id;
95};
96
97struct ib_ucm_listen {
98 __u64 service_id;
99 __u64 service_mask;
100 __u32 id;
101};
102
103struct ib_ucm_establish {
104 __u32 id;
105};
106
107struct ib_ucm_private_data {
108 __u64 data;
109 __u32 id;
110 __u8 len;
111 __u8 reserved[3];
112};
113
114struct 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
136struct 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
159struct 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
174struct 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
184struct ib_ucm_mra {
185 __u64 data;
186 __u32 id;
187 __u8 len;
188 __u8 timeout;
189 __u8 reserved[2];
190};
191
192struct ib_ucm_lap {
193 __u64 path;
194 __u64 data;
195 __u32 id;
196 __u8 len;
197 __u8 reserved[3];
198};
199
200struct 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
211struct 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 */
225struct 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
234struct 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
255struct 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
270struct ib_ucm_rej_event_resp {
271 __u32 reason;
272 /* ari in ib_ucm_event_get info field. */
273};
274
275struct ib_ucm_mra_event_resp {
276 __u8 timeout;
277 __u8 reserved[3];
278};
279
280struct ib_ucm_lap_event_resp {
281 struct ib_ucm_path_rec path;
282};
283
284struct ib_ucm_apr_event_resp {
285 __u32 status;
286 /* apr info in ib_ucm_event_get info field. */
287};
288
289struct ib_ucm_sidr_req_event_resp {
290 __u32 listen_id;
291 /* device */
292 /* port */
293 __u16 pkey;
294 __u8 reserved[2];
295};
296
297struct 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
309struct 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 */
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