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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> | |
37 | #include <linux/in6.h> | |
38 | #include <rdma/ib_user_verbs.h> | |
39 | #include <rdma/ib_user_sa.h> | |
40 | ||
c8f6a362 | 41 | #define RDMA_USER_CM_ABI_VERSION 4 |
75216638 SH |
42 | |
43 | #define RDMA_MAX_PRIVATE_DATA 256 | |
44 | ||
45 | enum { | |
46 | RDMA_USER_CM_CMD_CREATE_ID, | |
47 | RDMA_USER_CM_CMD_DESTROY_ID, | |
48 | RDMA_USER_CM_CMD_BIND_ADDR, | |
49 | RDMA_USER_CM_CMD_RESOLVE_ADDR, | |
50 | RDMA_USER_CM_CMD_RESOLVE_ROUTE, | |
51 | RDMA_USER_CM_CMD_QUERY_ROUTE, | |
52 | RDMA_USER_CM_CMD_CONNECT, | |
53 | RDMA_USER_CM_CMD_LISTEN, | |
54 | RDMA_USER_CM_CMD_ACCEPT, | |
55 | RDMA_USER_CM_CMD_REJECT, | |
56 | RDMA_USER_CM_CMD_DISCONNECT, | |
57 | RDMA_USER_CM_CMD_INIT_QP_ATTR, | |
58 | RDMA_USER_CM_CMD_GET_EVENT, | |
59 | RDMA_USER_CM_CMD_GET_OPTION, | |
60 | RDMA_USER_CM_CMD_SET_OPTION, | |
c8f6a362 SH |
61 | RDMA_USER_CM_CMD_NOTIFY, |
62 | RDMA_USER_CM_CMD_JOIN_MCAST, | |
88314e4d SH |
63 | RDMA_USER_CM_CMD_LEAVE_MCAST, |
64 | RDMA_USER_CM_CMD_MIGRATE_ID | |
75216638 SH |
65 | }; |
66 | ||
67 | /* | |
68 | * command ABI structures. | |
69 | */ | |
70 | struct rdma_ucm_cmd_hdr { | |
71 | __u32 cmd; | |
72 | __u16 in; | |
73 | __u16 out; | |
74 | }; | |
75 | ||
76 | struct rdma_ucm_create_id { | |
77 | __u64 uid; | |
78 | __u64 response; | |
79 | __u16 ps; | |
80 | __u8 reserved[6]; | |
81 | }; | |
82 | ||
83 | struct rdma_ucm_create_id_resp { | |
84 | __u32 id; | |
85 | }; | |
86 | ||
87 | struct rdma_ucm_destroy_id { | |
88 | __u64 response; | |
89 | __u32 id; | |
90 | __u32 reserved; | |
91 | }; | |
92 | ||
93 | struct rdma_ucm_destroy_id_resp { | |
94 | __u32 events_reported; | |
95 | }; | |
96 | ||
97 | struct rdma_ucm_bind_addr { | |
98 | __u64 response; | |
99 | struct sockaddr_in6 addr; | |
100 | __u32 id; | |
101 | }; | |
102 | ||
103 | struct rdma_ucm_resolve_addr { | |
104 | struct sockaddr_in6 src_addr; | |
105 | struct sockaddr_in6 dst_addr; | |
106 | __u32 id; | |
107 | __u32 timeout_ms; | |
108 | }; | |
109 | ||
110 | struct rdma_ucm_resolve_route { | |
111 | __u32 id; | |
112 | __u32 timeout_ms; | |
113 | }; | |
114 | ||
115 | struct rdma_ucm_query_route { | |
116 | __u64 response; | |
117 | __u32 id; | |
118 | __u32 reserved; | |
119 | }; | |
120 | ||
121 | struct rdma_ucm_query_route_resp { | |
122 | __u64 node_guid; | |
123 | struct ib_user_path_rec ib_route[2]; | |
124 | struct sockaddr_in6 src_addr; | |
125 | struct sockaddr_in6 dst_addr; | |
126 | __u32 num_paths; | |
127 | __u8 port_num; | |
128 | __u8 reserved[3]; | |
129 | }; | |
130 | ||
131 | struct rdma_ucm_conn_param { | |
132 | __u32 qp_num; | |
133 | __u32 reserved; | |
134 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
135 | __u8 private_data_len; | |
136 | __u8 srq; | |
137 | __u8 responder_resources; | |
138 | __u8 initiator_depth; | |
139 | __u8 flow_control; | |
140 | __u8 retry_count; | |
141 | __u8 rnr_retry_count; | |
142 | __u8 valid; | |
143 | }; | |
144 | ||
145 | struct rdma_ucm_ud_param { | |
146 | __u32 qp_num; | |
147 | __u32 qkey; | |
148 | struct ib_uverbs_ah_attr ah_attr; | |
149 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
150 | __u8 private_data_len; | |
151 | __u8 reserved[7]; | |
152 | }; | |
153 | ||
154 | struct rdma_ucm_connect { | |
155 | struct rdma_ucm_conn_param conn_param; | |
156 | __u32 id; | |
157 | __u32 reserved; | |
158 | }; | |
159 | ||
160 | struct rdma_ucm_listen { | |
161 | __u32 id; | |
162 | __u32 backlog; | |
163 | }; | |
164 | ||
165 | struct rdma_ucm_accept { | |
166 | __u64 uid; | |
167 | struct rdma_ucm_conn_param conn_param; | |
168 | __u32 id; | |
169 | __u32 reserved; | |
170 | }; | |
171 | ||
172 | struct rdma_ucm_reject { | |
173 | __u32 id; | |
174 | __u8 private_data_len; | |
175 | __u8 reserved[3]; | |
176 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
177 | }; | |
178 | ||
179 | struct rdma_ucm_disconnect { | |
180 | __u32 id; | |
181 | }; | |
182 | ||
183 | struct rdma_ucm_init_qp_attr { | |
184 | __u64 response; | |
185 | __u32 id; | |
186 | __u32 qp_state; | |
187 | }; | |
188 | ||
189 | struct rdma_ucm_notify { | |
190 | __u32 id; | |
191 | __u32 event; | |
192 | }; | |
193 | ||
c8f6a362 SH |
194 | struct rdma_ucm_join_mcast { |
195 | __u64 response; /* rdma_ucm_create_id_resp */ | |
196 | __u64 uid; | |
197 | struct sockaddr_in6 addr; | |
198 | __u32 id; | |
199 | }; | |
200 | ||
75216638 SH |
201 | struct rdma_ucm_get_event { |
202 | __u64 response; | |
203 | }; | |
204 | ||
205 | struct rdma_ucm_event_resp { | |
206 | __u64 uid; | |
207 | __u32 id; | |
208 | __u32 event; | |
209 | __u32 status; | |
210 | union { | |
211 | struct rdma_ucm_conn_param conn; | |
212 | struct rdma_ucm_ud_param ud; | |
213 | } param; | |
214 | }; | |
215 | ||
7ce86409 SH |
216 | /* Option levels */ |
217 | enum { | |
a7ca1f00 SH |
218 | RDMA_OPTION_ID = 0, |
219 | RDMA_OPTION_IB = 1 | |
7ce86409 SH |
220 | }; |
221 | ||
222 | /* Option details */ | |
223 | enum { | |
a7ca1f00 SH |
224 | RDMA_OPTION_ID_TOS = 0, |
225 | RDMA_OPTION_IB_PATH = 1 | |
7ce86409 SH |
226 | }; |
227 | ||
228 | struct rdma_ucm_set_option { | |
229 | __u64 optval; | |
230 | __u32 id; | |
231 | __u32 level; | |
232 | __u32 optname; | |
233 | __u32 optlen; | |
234 | }; | |
235 | ||
88314e4d SH |
236 | struct rdma_ucm_migrate_id { |
237 | __u64 response; | |
238 | __u32 id; | |
239 | __u32 fd; | |
240 | }; | |
241 | ||
242 | struct rdma_ucm_migrate_resp { | |
243 | __u32 events_reported; | |
244 | }; | |
245 | ||
75216638 | 246 | #endif /* RDMA_USER_CM_H */ |