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75216638 SH |
1 | /* |
2 | * Copyright (c) 2005-2006 Intel Corporation. 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 | ||
33 | #ifndef RDMA_USER_CM_H | |
34 | #define RDMA_USER_CM_H | |
35 | ||
36 | #include <linux/types.h> | |
db1044d4 | 37 | #include <linux/socket.h> |
75216638 SH |
38 | #include <linux/in6.h> |
39 | #include <rdma/ib_user_verbs.h> | |
40 | #include <rdma/ib_user_sa.h> | |
41 | ||
c8f6a362 | 42 | #define RDMA_USER_CM_ABI_VERSION 4 |
75216638 SH |
43 | |
44 | #define RDMA_MAX_PRIVATE_DATA 256 | |
45 | ||
46 | enum { | |
47 | RDMA_USER_CM_CMD_CREATE_ID, | |
48 | RDMA_USER_CM_CMD_DESTROY_ID, | |
05ad9457 SH |
49 | RDMA_USER_CM_CMD_BIND_IP, |
50 | RDMA_USER_CM_CMD_RESOLVE_IP, | |
75216638 SH |
51 | RDMA_USER_CM_CMD_RESOLVE_ROUTE, |
52 | RDMA_USER_CM_CMD_QUERY_ROUTE, | |
53 | RDMA_USER_CM_CMD_CONNECT, | |
54 | RDMA_USER_CM_CMD_LISTEN, | |
55 | RDMA_USER_CM_CMD_ACCEPT, | |
56 | RDMA_USER_CM_CMD_REJECT, | |
57 | RDMA_USER_CM_CMD_DISCONNECT, | |
58 | RDMA_USER_CM_CMD_INIT_QP_ATTR, | |
59 | RDMA_USER_CM_CMD_GET_EVENT, | |
60 | RDMA_USER_CM_CMD_GET_OPTION, | |
61 | RDMA_USER_CM_CMD_SET_OPTION, | |
c8f6a362 | 62 | RDMA_USER_CM_CMD_NOTIFY, |
05ad9457 | 63 | RDMA_USER_CM_CMD_JOIN_IP_MCAST, |
88314e4d | 64 | RDMA_USER_CM_CMD_LEAVE_MCAST, |
ee7aed45 | 65 | RDMA_USER_CM_CMD_MIGRATE_ID, |
eebe4c3a | 66 | RDMA_USER_CM_CMD_QUERY, |
209cf2a7 | 67 | RDMA_USER_CM_CMD_BIND, |
5bc2b7b3 SH |
68 | RDMA_USER_CM_CMD_RESOLVE_ADDR, |
69 | RDMA_USER_CM_CMD_JOIN_MCAST | |
75216638 SH |
70 | }; |
71 | ||
72 | /* | |
73 | * command ABI structures. | |
74 | */ | |
75 | struct rdma_ucm_cmd_hdr { | |
76 | __u32 cmd; | |
77 | __u16 in; | |
78 | __u16 out; | |
79 | }; | |
80 | ||
81 | struct rdma_ucm_create_id { | |
82 | __u64 uid; | |
83 | __u64 response; | |
84 | __u16 ps; | |
638ef7a6 SH |
85 | __u8 qp_type; |
86 | __u8 reserved[5]; | |
75216638 SH |
87 | }; |
88 | ||
89 | struct rdma_ucm_create_id_resp { | |
90 | __u32 id; | |
91 | }; | |
92 | ||
93 | struct rdma_ucm_destroy_id { | |
94 | __u64 response; | |
95 | __u32 id; | |
96 | __u32 reserved; | |
97 | }; | |
98 | ||
99 | struct rdma_ucm_destroy_id_resp { | |
100 | __u32 events_reported; | |
101 | }; | |
102 | ||
05ad9457 | 103 | struct rdma_ucm_bind_ip { |
75216638 SH |
104 | __u64 response; |
105 | struct sockaddr_in6 addr; | |
106 | __u32 id; | |
107 | }; | |
108 | ||
eebe4c3a SH |
109 | struct rdma_ucm_bind { |
110 | __u32 id; | |
111 | __u16 addr_size; | |
112 | __u16 reserved; | |
113 | struct sockaddr_storage addr; | |
114 | }; | |
115 | ||
05ad9457 | 116 | struct rdma_ucm_resolve_ip { |
75216638 SH |
117 | struct sockaddr_in6 src_addr; |
118 | struct sockaddr_in6 dst_addr; | |
119 | __u32 id; | |
120 | __u32 timeout_ms; | |
121 | }; | |
122 | ||
209cf2a7 SH |
123 | struct rdma_ucm_resolve_addr { |
124 | __u32 id; | |
125 | __u32 timeout_ms; | |
126 | __u16 src_size; | |
127 | __u16 dst_size; | |
128 | __u32 reserved; | |
129 | struct sockaddr_storage src_addr; | |
130 | struct sockaddr_storage dst_addr; | |
131 | }; | |
132 | ||
75216638 SH |
133 | struct rdma_ucm_resolve_route { |
134 | __u32 id; | |
135 | __u32 timeout_ms; | |
136 | }; | |
137 | ||
ee7aed45 | 138 | enum { |
ac53b264 | 139 | RDMA_USER_CM_QUERY_ADDR, |
edaa7a55 SH |
140 | RDMA_USER_CM_QUERY_PATH, |
141 | RDMA_USER_CM_QUERY_GID | |
ee7aed45 SH |
142 | }; |
143 | ||
144 | struct rdma_ucm_query { | |
75216638 SH |
145 | __u64 response; |
146 | __u32 id; | |
ee7aed45 | 147 | __u32 option; |
75216638 SH |
148 | }; |
149 | ||
150 | struct rdma_ucm_query_route_resp { | |
151 | __u64 node_guid; | |
152 | struct ib_user_path_rec ib_route[2]; | |
153 | struct sockaddr_in6 src_addr; | |
154 | struct sockaddr_in6 dst_addr; | |
155 | __u32 num_paths; | |
156 | __u8 port_num; | |
157 | __u8 reserved[3]; | |
158 | }; | |
159 | ||
ee7aed45 SH |
160 | struct rdma_ucm_query_addr_resp { |
161 | __u64 node_guid; | |
162 | __u8 port_num; | |
163 | __u8 reserved; | |
164 | __u16 pkey; | |
165 | __u16 src_size; | |
166 | __u16 dst_size; | |
167 | struct sockaddr_storage src_addr; | |
168 | struct sockaddr_storage dst_addr; | |
169 | }; | |
170 | ||
ac53b264 SH |
171 | struct rdma_ucm_query_path_resp { |
172 | __u32 num_paths; | |
173 | __u32 reserved; | |
174 | struct ib_path_rec_data path_data[0]; | |
175 | }; | |
176 | ||
75216638 SH |
177 | struct rdma_ucm_conn_param { |
178 | __u32 qp_num; | |
5c438135 | 179 | __u32 qkey; |
75216638 SH |
180 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; |
181 | __u8 private_data_len; | |
182 | __u8 srq; | |
183 | __u8 responder_resources; | |
184 | __u8 initiator_depth; | |
185 | __u8 flow_control; | |
186 | __u8 retry_count; | |
187 | __u8 rnr_retry_count; | |
188 | __u8 valid; | |
189 | }; | |
190 | ||
191 | struct rdma_ucm_ud_param { | |
192 | __u32 qp_num; | |
193 | __u32 qkey; | |
194 | struct ib_uverbs_ah_attr ah_attr; | |
195 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
196 | __u8 private_data_len; | |
197 | __u8 reserved[7]; | |
198 | }; | |
199 | ||
200 | struct rdma_ucm_connect { | |
201 | struct rdma_ucm_conn_param conn_param; | |
202 | __u32 id; | |
203 | __u32 reserved; | |
204 | }; | |
205 | ||
206 | struct rdma_ucm_listen { | |
207 | __u32 id; | |
208 | __u32 backlog; | |
209 | }; | |
210 | ||
211 | struct rdma_ucm_accept { | |
212 | __u64 uid; | |
213 | struct rdma_ucm_conn_param conn_param; | |
214 | __u32 id; | |
215 | __u32 reserved; | |
216 | }; | |
217 | ||
218 | struct rdma_ucm_reject { | |
219 | __u32 id; | |
220 | __u8 private_data_len; | |
221 | __u8 reserved[3]; | |
222 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
223 | }; | |
224 | ||
225 | struct rdma_ucm_disconnect { | |
226 | __u32 id; | |
227 | }; | |
228 | ||
229 | struct rdma_ucm_init_qp_attr { | |
230 | __u64 response; | |
231 | __u32 id; | |
232 | __u32 qp_state; | |
233 | }; | |
234 | ||
235 | struct rdma_ucm_notify { | |
236 | __u32 id; | |
237 | __u32 event; | |
238 | }; | |
239 | ||
05ad9457 | 240 | struct rdma_ucm_join_ip_mcast { |
c8f6a362 SH |
241 | __u64 response; /* rdma_ucm_create_id_resp */ |
242 | __u64 uid; | |
243 | struct sockaddr_in6 addr; | |
244 | __u32 id; | |
245 | }; | |
246 | ||
5bc2b7b3 SH |
247 | struct rdma_ucm_join_mcast { |
248 | __u64 response; /* rdma_ucma_create_id_resp */ | |
249 | __u64 uid; | |
250 | __u32 id; | |
251 | __u16 addr_size; | |
252 | __u16 reserved; | |
253 | struct sockaddr_storage addr; | |
254 | }; | |
255 | ||
75216638 SH |
256 | struct rdma_ucm_get_event { |
257 | __u64 response; | |
258 | }; | |
259 | ||
260 | struct rdma_ucm_event_resp { | |
261 | __u64 uid; | |
262 | __u32 id; | |
263 | __u32 event; | |
264 | __u32 status; | |
265 | union { | |
266 | struct rdma_ucm_conn_param conn; | |
267 | struct rdma_ucm_ud_param ud; | |
268 | } param; | |
269 | }; | |
270 | ||
7ce86409 SH |
271 | /* Option levels */ |
272 | enum { | |
a7ca1f00 SH |
273 | RDMA_OPTION_ID = 0, |
274 | RDMA_OPTION_IB = 1 | |
7ce86409 SH |
275 | }; |
276 | ||
277 | /* Option details */ | |
278 | enum { | |
a9bb7912 HS |
279 | RDMA_OPTION_ID_TOS = 0, |
280 | RDMA_OPTION_ID_REUSEADDR = 1, | |
68602120 | 281 | RDMA_OPTION_ID_AFONLY = 2, |
a9bb7912 | 282 | RDMA_OPTION_IB_PATH = 1 |
7ce86409 SH |
283 | }; |
284 | ||
285 | struct rdma_ucm_set_option { | |
286 | __u64 optval; | |
287 | __u32 id; | |
288 | __u32 level; | |
289 | __u32 optname; | |
290 | __u32 optlen; | |
291 | }; | |
292 | ||
88314e4d SH |
293 | struct rdma_ucm_migrate_id { |
294 | __u64 response; | |
295 | __u32 id; | |
296 | __u32 fd; | |
297 | }; | |
298 | ||
299 | struct rdma_ucm_migrate_resp { | |
300 | __u32 events_reported; | |
301 | }; | |
302 | ||
75216638 | 303 | #endif /* RDMA_USER_CM_H */ |