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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, | |
63 | RDMA_USER_CM_CMD_LEAVE_MCAST | |
75216638 SH |
64 | }; |
65 | ||
66 | /* | |
67 | * command ABI structures. | |
68 | */ | |
69 | struct rdma_ucm_cmd_hdr { | |
70 | __u32 cmd; | |
71 | __u16 in; | |
72 | __u16 out; | |
73 | }; | |
74 | ||
75 | struct rdma_ucm_create_id { | |
76 | __u64 uid; | |
77 | __u64 response; | |
78 | __u16 ps; | |
79 | __u8 reserved[6]; | |
80 | }; | |
81 | ||
82 | struct rdma_ucm_create_id_resp { | |
83 | __u32 id; | |
84 | }; | |
85 | ||
86 | struct rdma_ucm_destroy_id { | |
87 | __u64 response; | |
88 | __u32 id; | |
89 | __u32 reserved; | |
90 | }; | |
91 | ||
92 | struct rdma_ucm_destroy_id_resp { | |
93 | __u32 events_reported; | |
94 | }; | |
95 | ||
96 | struct rdma_ucm_bind_addr { | |
97 | __u64 response; | |
98 | struct sockaddr_in6 addr; | |
99 | __u32 id; | |
100 | }; | |
101 | ||
102 | struct rdma_ucm_resolve_addr { | |
103 | struct sockaddr_in6 src_addr; | |
104 | struct sockaddr_in6 dst_addr; | |
105 | __u32 id; | |
106 | __u32 timeout_ms; | |
107 | }; | |
108 | ||
109 | struct rdma_ucm_resolve_route { | |
110 | __u32 id; | |
111 | __u32 timeout_ms; | |
112 | }; | |
113 | ||
114 | struct rdma_ucm_query_route { | |
115 | __u64 response; | |
116 | __u32 id; | |
117 | __u32 reserved; | |
118 | }; | |
119 | ||
120 | struct rdma_ucm_query_route_resp { | |
121 | __u64 node_guid; | |
122 | struct ib_user_path_rec ib_route[2]; | |
123 | struct sockaddr_in6 src_addr; | |
124 | struct sockaddr_in6 dst_addr; | |
125 | __u32 num_paths; | |
126 | __u8 port_num; | |
127 | __u8 reserved[3]; | |
128 | }; | |
129 | ||
130 | struct rdma_ucm_conn_param { | |
131 | __u32 qp_num; | |
132 | __u32 reserved; | |
133 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
134 | __u8 private_data_len; | |
135 | __u8 srq; | |
136 | __u8 responder_resources; | |
137 | __u8 initiator_depth; | |
138 | __u8 flow_control; | |
139 | __u8 retry_count; | |
140 | __u8 rnr_retry_count; | |
141 | __u8 valid; | |
142 | }; | |
143 | ||
144 | struct rdma_ucm_ud_param { | |
145 | __u32 qp_num; | |
146 | __u32 qkey; | |
147 | struct ib_uverbs_ah_attr ah_attr; | |
148 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
149 | __u8 private_data_len; | |
150 | __u8 reserved[7]; | |
151 | }; | |
152 | ||
153 | struct rdma_ucm_connect { | |
154 | struct rdma_ucm_conn_param conn_param; | |
155 | __u32 id; | |
156 | __u32 reserved; | |
157 | }; | |
158 | ||
159 | struct rdma_ucm_listen { | |
160 | __u32 id; | |
161 | __u32 backlog; | |
162 | }; | |
163 | ||
164 | struct rdma_ucm_accept { | |
165 | __u64 uid; | |
166 | struct rdma_ucm_conn_param conn_param; | |
167 | __u32 id; | |
168 | __u32 reserved; | |
169 | }; | |
170 | ||
171 | struct rdma_ucm_reject { | |
172 | __u32 id; | |
173 | __u8 private_data_len; | |
174 | __u8 reserved[3]; | |
175 | __u8 private_data[RDMA_MAX_PRIVATE_DATA]; | |
176 | }; | |
177 | ||
178 | struct rdma_ucm_disconnect { | |
179 | __u32 id; | |
180 | }; | |
181 | ||
182 | struct rdma_ucm_init_qp_attr { | |
183 | __u64 response; | |
184 | __u32 id; | |
185 | __u32 qp_state; | |
186 | }; | |
187 | ||
188 | struct rdma_ucm_notify { | |
189 | __u32 id; | |
190 | __u32 event; | |
191 | }; | |
192 | ||
c8f6a362 SH |
193 | struct rdma_ucm_join_mcast { |
194 | __u64 response; /* rdma_ucm_create_id_resp */ | |
195 | __u64 uid; | |
196 | struct sockaddr_in6 addr; | |
197 | __u32 id; | |
198 | }; | |
199 | ||
75216638 SH |
200 | struct rdma_ucm_get_event { |
201 | __u64 response; | |
202 | }; | |
203 | ||
204 | struct rdma_ucm_event_resp { | |
205 | __u64 uid; | |
206 | __u32 id; | |
207 | __u32 event; | |
208 | __u32 status; | |
209 | union { | |
210 | struct rdma_ucm_conn_param conn; | |
211 | struct rdma_ucm_ud_param ud; | |
212 | } param; | |
213 | }; | |
214 | ||
215 | #endif /* RDMA_USER_CM_H */ |