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-rw-r--r--include/rdma/Kbuild6
-rw-r--r--include/rdma/ib_user_cm.h325
-rw-r--r--include/rdma/ib_user_mad.h203
-rw-r--r--include/rdma/ib_user_sa.h76
-rw-r--r--include/rdma/ib_user_verbs.h690
-rw-r--r--include/rdma/rdma_user_cm.h247
6 files changed, 1547 insertions, 0 deletions
diff --git a/include/rdma/Kbuild b/include/rdma/Kbuild
new file mode 100644
index 00000000000..ea56f76c0c2
--- /dev/null
+++ b/include/rdma/Kbuild
@@ -0,0 +1,6 @@
1header-y += ib_user_cm.h
2header-y += ib_user_mad.h
3header-y += ib_user_sa.h
4header-y += ib_user_verbs.h
5header-y += rdma_netlink.h
6header-y += rdma_user_cm.h
diff --git a/include/rdma/ib_user_cm.h b/include/rdma/ib_user_cm.h
new file mode 100644
index 00000000000..f79014aa28f
--- /dev/null
+++ b/include/rdma/ib_user_cm.h
@@ -0,0 +1,325 @@
1/*
2 * Copyright (c) 2005 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Intel Corporation. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
13 * conditions are met:
14 *
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 */
33
34#ifndef IB_USER_CM_H
35#define IB_USER_CM_H
36
37#include <linux/types.h>
38#include <rdma/ib_user_sa.h>
39
40#define IB_USER_CM_ABI_VERSION 5
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_NOTIFY,
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 IB_USER_CM_CMD_INIT_QP_ATTR,
64};
65/*
66 * command ABI structures.
67 */
68struct ib_ucm_cmd_hdr {
69 __u32 cmd;
70 __u16 in;
71 __u16 out;
72};
73
74struct ib_ucm_create_id {
75 __u64 uid;
76 __u64 response;
77};
78
79struct ib_ucm_create_id_resp {
80 __u32 id;
81};
82
83struct ib_ucm_destroy_id {
84 __u64 response;
85 __u32 id;
86 __u32 reserved;
87};
88
89struct ib_ucm_destroy_id_resp {
90 __u32 events_reported;
91};
92
93struct ib_ucm_attr_id {
94 __u64 response;
95 __u32 id;
96 __u32 reserved;
97};
98
99struct ib_ucm_attr_id_resp {
100 __be64 service_id;
101 __be64 service_mask;
102 __be32 local_id;
103 __be32 remote_id;
104};
105
106struct ib_ucm_init_qp_attr {
107 __u64 response;
108 __u32 id;
109 __u32 qp_state;
110};
111
112struct ib_ucm_listen {
113 __be64 service_id;
114 __be64 service_mask;
115 __u32 id;
116 __u32 reserved;
117};
118
119struct ib_ucm_notify {
120 __u32 id;
121 __u32 event;
122};
123
124struct ib_ucm_private_data {
125 __u64 data;
126 __u32 id;
127 __u8 len;
128 __u8 reserved[3];
129};
130
131struct ib_ucm_req {
132 __u32 id;
133 __u32 qpn;
134 __u32 qp_type;
135 __u32 psn;
136 __be64 sid;
137 __u64 data;
138 __u64 primary_path;
139 __u64 alternate_path;
140 __u8 len;
141 __u8 peer_to_peer;
142 __u8 responder_resources;
143 __u8 initiator_depth;
144 __u8 remote_cm_response_timeout;
145 __u8 flow_control;
146 __u8 local_cm_response_timeout;
147 __u8 retry_count;
148 __u8 rnr_retry_count;
149 __u8 max_cm_retries;
150 __u8 srq;
151 __u8 reserved[5];
152};
153
154struct ib_ucm_rep {
155 __u64 uid;
156 __u64 data;
157 __u32 id;
158 __u32 qpn;
159 __u32 psn;
160 __u8 len;
161 __u8 responder_resources;
162 __u8 initiator_depth;
163 __u8 target_ack_delay;
164 __u8 failover_accepted;
165 __u8 flow_control;
166 __u8 rnr_retry_count;
167 __u8 srq;
168 __u8 reserved[4];
169};
170
171struct ib_ucm_info {
172 __u32 id;
173 __u32 status;
174 __u64 info;
175 __u64 data;
176 __u8 info_len;
177 __u8 data_len;
178 __u8 reserved[6];
179};
180
181struct ib_ucm_mra {
182 __u64 data;
183 __u32 id;
184 __u8 len;
185 __u8 timeout;
186 __u8 reserved[2];
187};
188
189struct ib_ucm_lap {
190 __u64 path;
191 __u64 data;
192 __u32 id;
193 __u8 len;
194 __u8 reserved[3];
195};
196
197struct ib_ucm_sidr_req {
198 __u32 id;
199 __u32 timeout;
200 __be64 sid;
201 __u64 data;
202 __u64 path;
203 __u16 reserved_pkey;
204 __u8 len;
205 __u8 max_cm_retries;
206 __u8 reserved[4];
207};
208
209struct ib_ucm_sidr_rep {
210 __u32 id;
211 __u32 qpn;
212 __u32 qkey;
213 __u32 status;
214 __u64 info;
215 __u64 data;
216 __u8 info_len;
217 __u8 data_len;
218 __u8 reserved[6];
219};
220/*
221 * event notification ABI structures.
222 */
223struct ib_ucm_event_get {
224 __u64 response;
225 __u64 data;
226 __u64 info;
227 __u8 data_len;
228 __u8 info_len;
229 __u8 reserved[6];
230};
231
232struct ib_ucm_req_event_resp {
233 struct ib_user_path_rec primary_path;
234 struct ib_user_path_rec alternate_path;
235 __be64 remote_ca_guid;
236 __u32 remote_qkey;
237 __u32 remote_qpn;
238 __u32 qp_type;
239 __u32 starting_psn;
240 __u8 responder_resources;
241 __u8 initiator_depth;
242 __u8 local_cm_response_timeout;
243 __u8 flow_control;
244 __u8 remote_cm_response_timeout;
245 __u8 retry_count;
246 __u8 rnr_retry_count;
247 __u8 srq;
248 __u8 port;
249 __u8 reserved[7];
250};
251
252struct ib_ucm_rep_event_resp {
253 __be64 remote_ca_guid;
254 __u32 remote_qkey;
255 __u32 remote_qpn;
256 __u32 starting_psn;
257 __u8 responder_resources;
258 __u8 initiator_depth;
259 __u8 target_ack_delay;
260 __u8 failover_accepted;
261 __u8 flow_control;
262 __u8 rnr_retry_count;
263 __u8 srq;
264 __u8 reserved[5];
265};
266
267struct ib_ucm_rej_event_resp {
268 __u32 reason;
269 /* ari in ib_ucm_event_get info field. */
270};
271
272struct ib_ucm_mra_event_resp {
273 __u8 timeout;
274 __u8 reserved[3];
275};
276
277struct ib_ucm_lap_event_resp {
278 struct ib_user_path_rec path;
279};
280
281struct ib_ucm_apr_event_resp {
282 __u32 status;
283 /* apr info in ib_ucm_event_get info field. */
284};
285
286struct ib_ucm_sidr_req_event_resp {
287 __u16 pkey;
288 __u8 port;
289 __u8 reserved;
290};
291
292struct ib_ucm_sidr_rep_event_resp {
293 __u32 status;
294 __u32 qkey;
295 __u32 qpn;
296 /* info in ib_ucm_event_get info field. */
297};
298
299#define IB_UCM_PRES_DATA 0x01
300#define IB_UCM_PRES_INFO 0x02
301#define IB_UCM_PRES_PRIMARY 0x04
302#define IB_UCM_PRES_ALTERNATE 0x08
303
304struct ib_ucm_event_resp {
305 __u64 uid;
306 __u32 id;
307 __u32 event;
308 __u32 present;
309 __u32 reserved;
310 union {
311 struct ib_ucm_req_event_resp req_resp;
312 struct ib_ucm_rep_event_resp rep_resp;
313 struct ib_ucm_rej_event_resp rej_resp;
314 struct ib_ucm_mra_event_resp mra_resp;
315 struct ib_ucm_lap_event_resp lap_resp;
316 struct ib_ucm_apr_event_resp apr_resp;
317
318 struct ib_ucm_sidr_req_event_resp sidr_req_resp;
319 struct ib_ucm_sidr_rep_event_resp sidr_rep_resp;
320
321 __u32 send_status;
322 } u;
323};
324
325#endif /* IB_USER_CM_H */
diff --git a/include/rdma/ib_user_mad.h b/include/rdma/ib_user_mad.h
new file mode 100644
index 00000000000..d6fce1cbdb9
--- /dev/null
+++ b/include/rdma/ib_user_mad.h
@@ -0,0 +1,203 @@
1/*
2 * Copyright (c) 2004 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
13 * conditions are met:
14 *
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 */
33
34#ifndef IB_USER_MAD_H
35#define IB_USER_MAD_H
36
37#include <linux/types.h>
38#include <linux/ioctl.h>
39
40/*
41 * Increment this value if any changes that break userspace ABI
42 * compatibility are made.
43 */
44#define IB_USER_MAD_ABI_VERSION 5
45
46/*
47 * Make sure that all structs defined in this file remain laid out so
48 * that they pack the same way on 32-bit and 64-bit architectures (to
49 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
50 */
51
52/**
53 * ib_user_mad_hdr_old - Old version of MAD packet header without pkey_index
54 * @id - ID of agent MAD received with/to be sent with
55 * @status - 0 on successful receive, ETIMEDOUT if no response
56 * received (transaction ID in data[] will be set to TID of original
57 * request) (ignored on send)
58 * @timeout_ms - Milliseconds to wait for response (unset on receive)
59 * @retries - Number of automatic retries to attempt
60 * @qpn - Remote QP number received from/to be sent to
61 * @qkey - Remote Q_Key to be sent with (unset on receive)
62 * @lid - Remote lid received from/to be sent to
63 * @sl - Service level received with/to be sent with
64 * @path_bits - Local path bits received with/to be sent with
65 * @grh_present - If set, GRH was received/should be sent
66 * @gid_index - Local GID index to send with (unset on receive)
67 * @hop_limit - Hop limit in GRH
68 * @traffic_class - Traffic class in GRH
69 * @gid - Remote GID in GRH
70 * @flow_label - Flow label in GRH
71 */
72struct ib_user_mad_hdr_old {
73 __u32 id;
74 __u32 status;
75 __u32 timeout_ms;
76 __u32 retries;
77 __u32 length;
78 __be32 qpn;
79 __be32 qkey;
80 __be16 lid;
81 __u8 sl;
82 __u8 path_bits;
83 __u8 grh_present;
84 __u8 gid_index;
85 __u8 hop_limit;
86 __u8 traffic_class;
87 __u8 gid[16];
88 __be32 flow_label;
89};
90
91/**
92 * ib_user_mad_hdr - MAD packet header
93 * This layout allows specifying/receiving the P_Key index. To use
94 * this capability, an application must call the
95 * IB_USER_MAD_ENABLE_PKEY ioctl on the user MAD file handle before
96 * any other actions with the file handle.
97 * @id - ID of agent MAD received with/to be sent with
98 * @status - 0 on successful receive, ETIMEDOUT if no response
99 * received (transaction ID in data[] will be set to TID of original
100 * request) (ignored on send)
101 * @timeout_ms - Milliseconds to wait for response (unset on receive)
102 * @retries - Number of automatic retries to attempt
103 * @qpn - Remote QP number received from/to be sent to
104 * @qkey - Remote Q_Key to be sent with (unset on receive)
105 * @lid - Remote lid received from/to be sent to
106 * @sl - Service level received with/to be sent with
107 * @path_bits - Local path bits received with/to be sent with
108 * @grh_present - If set, GRH was received/should be sent
109 * @gid_index - Local GID index to send with (unset on receive)
110 * @hop_limit - Hop limit in GRH
111 * @traffic_class - Traffic class in GRH
112 * @gid - Remote GID in GRH
113 * @flow_label - Flow label in GRH
114 * @pkey_index - P_Key index
115 */
116struct ib_user_mad_hdr {
117 __u32 id;
118 __u32 status;
119 __u32 timeout_ms;
120 __u32 retries;
121 __u32 length;
122 __be32 qpn;
123 __be32 qkey;
124 __be16 lid;
125 __u8 sl;
126 __u8 path_bits;
127 __u8 grh_present;
128 __u8 gid_index;
129 __u8 hop_limit;
130 __u8 traffic_class;
131 __u8 gid[16];
132 __be32 flow_label;
133 __u16 pkey_index;
134 __u8 reserved[6];
135};
136
137/**
138 * ib_user_mad - MAD packet
139 * @hdr - MAD packet header
140 * @data - Contents of MAD
141 *
142 */
143struct ib_user_mad {
144 struct ib_user_mad_hdr hdr;
145 __u64 data[0];
146};
147
148/*
149 * Earlier versions of this interface definition declared the
150 * method_mask[] member as an array of __u32 but treated it as a
151 * bitmap made up of longs in the kernel. This ambiguity meant that
152 * 32-bit big-endian applications that can run on both 32-bit and
153 * 64-bit kernels had no consistent ABI to rely on, and 64-bit
154 * big-endian applications that treated method_mask as being made up
155 * of 32-bit words would have their bitmap misinterpreted.
156 *
157 * To clear up this confusion, we change the declaration of
158 * method_mask[] to use unsigned long and handle the conversion from
159 * 32-bit userspace to 64-bit kernel for big-endian systems in the
160 * compat_ioctl method. Unfortunately, to keep the structure layout
161 * the same, we need the method_mask[] array to be aligned only to 4
162 * bytes even when long is 64 bits, which forces us into this ugly
163 * typedef.
164 */
165typedef unsigned long __attribute__((aligned(4))) packed_ulong;
166#define IB_USER_MAD_LONGS_PER_METHOD_MASK (128 / (8 * sizeof (long)))
167
168/**
169 * ib_user_mad_reg_req - MAD registration request
170 * @id - Set by the kernel; used to identify agent in future requests.
171 * @qpn - Queue pair number; must be 0 or 1.
172 * @method_mask - The caller will receive unsolicited MADs for any method
173 * where @method_mask = 1.
174 * @mgmt_class - Indicates which management class of MADs should be receive
175 * by the caller. This field is only required if the user wishes to
176 * receive unsolicited MADs, otherwise it should be 0.
177 * @mgmt_class_version - Indicates which version of MADs for the given
178 * management class to receive.
179 * @oui: Indicates IEEE OUI when mgmt_class is a vendor class
180 * in the range from 0x30 to 0x4f. Otherwise not used.
181 * @rmpp_version: If set, indicates the RMPP version used.
182 *
183 */
184struct ib_user_mad_reg_req {
185 __u32 id;
186 packed_ulong method_mask[IB_USER_MAD_LONGS_PER_METHOD_MASK];
187 __u8 qpn;
188 __u8 mgmt_class;
189 __u8 mgmt_class_version;
190 __u8 oui[3];
191 __u8 rmpp_version;
192};
193
194#define IB_IOCTL_MAGIC 0x1b
195
196#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \
197 struct ib_user_mad_reg_req)
198
199#define IB_USER_MAD_UNREGISTER_AGENT _IOW(IB_IOCTL_MAGIC, 2, __u32)
200
201#define IB_USER_MAD_ENABLE_PKEY _IO(IB_IOCTL_MAGIC, 3)
202
203#endif /* IB_USER_MAD_H */
diff --git a/include/rdma/ib_user_sa.h b/include/rdma/ib_user_sa.h
new file mode 100644
index 00000000000..cfc7c9ba781
--- /dev/null
+++ b/include/rdma/ib_user_sa.h
@@ -0,0 +1,76 @@
1/*
2 * Copyright (c) 2005 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 IB_USER_SA_H
34#define IB_USER_SA_H
35
36#include <linux/types.h>
37
38enum {
39 IB_PATH_GMP = 1,
40 IB_PATH_PRIMARY = (1<<1),
41 IB_PATH_ALTERNATE = (1<<2),
42 IB_PATH_OUTBOUND = (1<<3),
43 IB_PATH_INBOUND = (1<<4),
44 IB_PATH_INBOUND_REVERSE = (1<<5),
45 IB_PATH_BIDIRECTIONAL = IB_PATH_OUTBOUND | IB_PATH_INBOUND_REVERSE
46};
47
48struct ib_path_rec_data {
49 __u32 flags;
50 __u32 reserved;
51 __u32 path_rec[16];
52};
53
54struct ib_user_path_rec {
55 __u8 dgid[16];
56 __u8 sgid[16];
57 __be16 dlid;
58 __be16 slid;
59 __u32 raw_traffic;
60 __be32 flow_label;
61 __u32 reversible;
62 __u32 mtu;
63 __be16 pkey;
64 __u8 hop_limit;
65 __u8 traffic_class;
66 __u8 numb_path;
67 __u8 sl;
68 __u8 mtu_selector;
69 __u8 rate_selector;
70 __u8 rate;
71 __u8 packet_life_time_selector;
72 __u8 packet_life_time;
73 __u8 preference;
74};
75
76#endif /* IB_USER_SA_H */
diff --git a/include/rdma/ib_user_verbs.h b/include/rdma/ib_user_verbs.h
new file mode 100644
index 00000000000..fe5b05177a2
--- /dev/null
+++ b/include/rdma/ib_user_verbs.h
@@ -0,0 +1,690 @@
1/*
2 * Copyright (c) 2005 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
4 * Copyright (c) 2005 PathScale, Inc. All rights reserved.
5 * Copyright (c) 2006 Mellanox Technologies. All rights reserved.
6 *
7 * This software is available to you under a choice of one of two
8 * licenses. You may choose to be licensed under the terms of the GNU
9 * General Public License (GPL) Version 2, available from the file
10 * COPYING in the main directory of this source tree, or the
11 * OpenIB.org BSD license below:
12 *
13 * Redistribution and use in source and binary forms, with or
14 * without modification, are permitted provided that the following
15 * conditions are met:
16 *
17 * - Redistributions of source code must retain the above
18 * copyright notice, this list of conditions and the following
19 * disclaimer.
20 *
21 * - Redistributions in binary form must reproduce the above
22 * copyright notice, this list of conditions and the following
23 * disclaimer in the documentation and/or other materials
24 * provided with the distribution.
25 *
26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 * SOFTWARE.
34 */
35
36#ifndef IB_USER_VERBS_H
37#define IB_USER_VERBS_H
38
39#include <linux/types.h>
40
41/*
42 * Increment this value if any changes that break userspace ABI
43 * compatibility are made.
44 */
45#define IB_USER_VERBS_ABI_VERSION 6
46
47enum {
48 IB_USER_VERBS_CMD_GET_CONTEXT,
49 IB_USER_VERBS_CMD_QUERY_DEVICE,
50 IB_USER_VERBS_CMD_QUERY_PORT,
51 IB_USER_VERBS_CMD_ALLOC_PD,
52 IB_USER_VERBS_CMD_DEALLOC_PD,
53 IB_USER_VERBS_CMD_CREATE_AH,
54 IB_USER_VERBS_CMD_MODIFY_AH,
55 IB_USER_VERBS_CMD_QUERY_AH,
56 IB_USER_VERBS_CMD_DESTROY_AH,
57 IB_USER_VERBS_CMD_REG_MR,
58 IB_USER_VERBS_CMD_REG_SMR,
59 IB_USER_VERBS_CMD_REREG_MR,
60 IB_USER_VERBS_CMD_QUERY_MR,
61 IB_USER_VERBS_CMD_DEREG_MR,
62 IB_USER_VERBS_CMD_ALLOC_MW,
63 IB_USER_VERBS_CMD_BIND_MW,
64 IB_USER_VERBS_CMD_DEALLOC_MW,
65 IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
66 IB_USER_VERBS_CMD_CREATE_CQ,
67 IB_USER_VERBS_CMD_RESIZE_CQ,
68 IB_USER_VERBS_CMD_DESTROY_CQ,
69 IB_USER_VERBS_CMD_POLL_CQ,
70 IB_USER_VERBS_CMD_PEEK_CQ,
71 IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
72 IB_USER_VERBS_CMD_CREATE_QP,
73 IB_USER_VERBS_CMD_QUERY_QP,
74 IB_USER_VERBS_CMD_MODIFY_QP,
75 IB_USER_VERBS_CMD_DESTROY_QP,
76 IB_USER_VERBS_CMD_POST_SEND,
77 IB_USER_VERBS_CMD_POST_RECV,
78 IB_USER_VERBS_CMD_ATTACH_MCAST,
79 IB_USER_VERBS_CMD_DETACH_MCAST,
80 IB_USER_VERBS_CMD_CREATE_SRQ,
81 IB_USER_VERBS_CMD_MODIFY_SRQ,
82 IB_USER_VERBS_CMD_QUERY_SRQ,
83 IB_USER_VERBS_CMD_DESTROY_SRQ,
84 IB_USER_VERBS_CMD_POST_SRQ_RECV
85};
86
87/*
88 * Make sure that all structs defined in this file remain laid out so
89 * that they pack the same way on 32-bit and 64-bit architectures (to
90 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
91 * Specifically:
92 * - Do not use pointer types -- pass pointers in __u64 instead.
93 * - Make sure that any structure larger than 4 bytes is padded to a
94 * multiple of 8 bytes. Otherwise the structure size will be
95 * different between 32-bit and 64-bit architectures.
96 */
97
98struct ib_uverbs_async_event_desc {
99 __u64 element;
100 __u32 event_type; /* enum ib_event_type */
101 __u32 reserved;
102};
103
104struct ib_uverbs_comp_event_desc {
105 __u64 cq_handle;
106};
107
108/*
109 * All commands from userspace should start with a __u32 command field
110 * followed by __u16 in_words and out_words fields (which give the
111 * length of the command block and response buffer if any in 32-bit
112 * words). The kernel driver will read these fields first and read
113 * the rest of the command struct based on these value.
114 */
115
116struct ib_uverbs_cmd_hdr {
117 __u32 command;
118 __u16 in_words;
119 __u16 out_words;
120};
121
122struct ib_uverbs_get_context {
123 __u64 response;
124 __u64 driver_data[0];
125};
126
127struct ib_uverbs_get_context_resp {
128 __u32 async_fd;
129 __u32 num_comp_vectors;
130};
131
132struct ib_uverbs_query_device {
133 __u64 response;
134 __u64 driver_data[0];
135};
136
137struct ib_uverbs_query_device_resp {
138 __u64 fw_ver;
139 __be64 node_guid;
140 __be64 sys_image_guid;
141 __u64 max_mr_size;
142 __u64 page_size_cap;
143 __u32 vendor_id;
144 __u32 vendor_part_id;
145 __u32 hw_ver;
146 __u32 max_qp;
147 __u32 max_qp_wr;
148 __u32 device_cap_flags;
149 __u32 max_sge;
150 __u32 max_sge_rd;
151 __u32 max_cq;
152 __u32 max_cqe;
153 __u32 max_mr;
154 __u32 max_pd;
155 __u32 max_qp_rd_atom;
156 __u32 max_ee_rd_atom;
157 __u32 max_res_rd_atom;
158 __u32 max_qp_init_rd_atom;
159 __u32 max_ee_init_rd_atom;
160 __u32 atomic_cap;
161 __u32 max_ee;
162 __u32 max_rdd;
163 __u32 max_mw;
164 __u32 max_raw_ipv6_qp;
165 __u32 max_raw_ethy_qp;
166 __u32 max_mcast_grp;
167 __u32 max_mcast_qp_attach;
168 __u32 max_total_mcast_qp_attach;
169 __u32 max_ah;
170 __u32 max_fmr;
171 __u32 max_map_per_fmr;
172 __u32 max_srq;
173 __u32 max_srq_wr;
174 __u32 max_srq_sge;
175 __u16 max_pkeys;
176 __u8 local_ca_ack_delay;
177 __u8 phys_port_cnt;
178 __u8 reserved[4];
179};
180
181struct ib_uverbs_query_port {
182 __u64 response;
183 __u8 port_num;
184 __u8 reserved[7];
185 __u64 driver_data[0];
186};
187
188struct ib_uverbs_query_port_resp {
189 __u32 port_cap_flags;
190 __u32 max_msg_sz;
191 __u32 bad_pkey_cntr;
192 __u32 qkey_viol_cntr;
193 __u32 gid_tbl_len;
194 __u16 pkey_tbl_len;
195 __u16 lid;
196 __u16 sm_lid;
197 __u8 state;
198 __u8 max_mtu;
199 __u8 active_mtu;
200 __u8 lmc;
201 __u8 max_vl_num;
202 __u8 sm_sl;
203 __u8 subnet_timeout;
204 __u8 init_type_reply;
205 __u8 active_width;
206 __u8 active_speed;
207 __u8 phys_state;
208 __u8 link_layer;
209 __u8 reserved[2];
210};
211
212struct ib_uverbs_alloc_pd {
213 __u64 response;
214 __u64 driver_data[0];
215};
216
217struct ib_uverbs_alloc_pd_resp {
218 __u32 pd_handle;
219};
220
221struct ib_uverbs_dealloc_pd {
222 __u32 pd_handle;
223};
224
225struct ib_uverbs_reg_mr {
226 __u64 response;
227 __u64 start;
228 __u64 length;
229 __u64 hca_va;
230 __u32 pd_handle;
231 __u32 access_flags;
232 __u64 driver_data[0];
233};
234
235struct ib_uverbs_reg_mr_resp {
236 __u32 mr_handle;
237 __u32 lkey;
238 __u32 rkey;
239};
240
241struct ib_uverbs_dereg_mr {
242 __u32 mr_handle;
243};
244
245struct ib_uverbs_create_comp_channel {
246 __u64 response;
247};
248
249struct ib_uverbs_create_comp_channel_resp {
250 __u32 fd;
251};
252
253struct ib_uverbs_create_cq {
254 __u64 response;
255 __u64 user_handle;
256 __u32 cqe;
257 __u32 comp_vector;
258 __s32 comp_channel;
259 __u32 reserved;
260 __u64 driver_data[0];
261};
262
263struct ib_uverbs_create_cq_resp {
264 __u32 cq_handle;
265 __u32 cqe;
266};
267
268struct ib_uverbs_resize_cq {
269 __u64 response;
270 __u32 cq_handle;
271 __u32 cqe;
272 __u64 driver_data[0];
273};
274
275struct ib_uverbs_resize_cq_resp {
276 __u32 cqe;
277 __u32 reserved;
278 __u64 driver_data[0];
279};
280
281struct ib_uverbs_poll_cq {
282 __u64 response;
283 __u32 cq_handle;
284 __u32 ne;
285};
286
287struct ib_uverbs_wc {
288 __u64 wr_id;
289 __u32 status;
290 __u32 opcode;
291 __u32 vendor_err;
292 __u32 byte_len;
293 union {
294 __u32 imm_data;
295 __u32 invalidate_rkey;
296 } ex;
297 __u32 qp_num;
298 __u32 src_qp;
299 __u32 wc_flags;
300 __u16 pkey_index;
301 __u16 slid;
302 __u8 sl;
303 __u8 dlid_path_bits;
304 __u8 port_num;
305 __u8 reserved;
306};
307
308struct ib_uverbs_poll_cq_resp {
309 __u32 count;
310 __u32 reserved;
311 struct ib_uverbs_wc wc[0];
312};
313
314struct ib_uverbs_req_notify_cq {
315 __u32 cq_handle;
316 __u32 solicited_only;
317};
318
319struct ib_uverbs_destroy_cq {
320 __u64 response;
321 __u32 cq_handle;
322 __u32 reserved;
323};
324
325struct ib_uverbs_destroy_cq_resp {
326 __u32 comp_events_reported;
327 __u32 async_events_reported;
328};
329
330struct ib_uverbs_global_route {
331 __u8 dgid[16];
332 __u32 flow_label;
333 __u8 sgid_index;
334 __u8 hop_limit;
335 __u8 traffic_class;
336 __u8 reserved;
337};
338
339struct ib_uverbs_ah_attr {
340 struct ib_uverbs_global_route grh;
341 __u16 dlid;
342 __u8 sl;
343 __u8 src_path_bits;
344 __u8 static_rate;
345 __u8 is_global;
346 __u8 port_num;
347 __u8 reserved;
348};
349
350struct ib_uverbs_qp_attr {
351 __u32 qp_attr_mask;
352 __u32 qp_state;
353 __u32 cur_qp_state;
354 __u32 path_mtu;
355 __u32 path_mig_state;
356 __u32 qkey;
357 __u32 rq_psn;
358 __u32 sq_psn;
359 __u32 dest_qp_num;
360 __u32 qp_access_flags;
361
362 struct ib_uverbs_ah_attr ah_attr;
363 struct ib_uverbs_ah_attr alt_ah_attr;
364
365 /* ib_qp_cap */
366 __u32 max_send_wr;
367 __u32 max_recv_wr;
368 __u32 max_send_sge;
369 __u32 max_recv_sge;
370 __u32 max_inline_data;
371
372 __u16 pkey_index;
373 __u16 alt_pkey_index;
374 __u8 en_sqd_async_notify;
375 __u8 sq_draining;
376 __u8 max_rd_atomic;
377 __u8 max_dest_rd_atomic;
378 __u8 min_rnr_timer;
379 __u8 port_num;
380 __u8 timeout;
381 __u8 retry_cnt;
382 __u8 rnr_retry;
383 __u8 alt_port_num;
384 __u8 alt_timeout;
385 __u8 reserved[5];
386};
387
388struct ib_uverbs_create_qp {
389 __u64 response;
390 __u64 user_handle;
391 __u32 pd_handle;
392 __u32 send_cq_handle;
393 __u32 recv_cq_handle;
394 __u32 srq_handle;
395 __u32 max_send_wr;
396 __u32 max_recv_wr;
397 __u32 max_send_sge;
398 __u32 max_recv_sge;
399 __u32 max_inline_data;
400 __u8 sq_sig_all;
401 __u8 qp_type;
402 __u8 is_srq;
403 __u8 reserved;
404 __u64 driver_data[0];
405};
406
407struct ib_uverbs_create_qp_resp {
408 __u32 qp_handle;
409 __u32 qpn;
410 __u32 max_send_wr;
411 __u32 max_recv_wr;
412 __u32 max_send_sge;
413 __u32 max_recv_sge;
414 __u32 max_inline_data;
415 __u32 reserved;
416};
417
418/*
419 * This struct needs to remain a multiple of 8 bytes to keep the
420 * alignment of the modify QP parameters.
421 */
422struct ib_uverbs_qp_dest {
423 __u8 dgid[16];
424 __u32 flow_label;
425 __u16 dlid;
426 __u16 reserved;
427 __u8 sgid_index;
428 __u8 hop_limit;
429 __u8 traffic_class;
430 __u8 sl;
431 __u8 src_path_bits;
432 __u8 static_rate;
433 __u8 is_global;
434 __u8 port_num;
435};
436
437struct ib_uverbs_query_qp {
438 __u64 response;
439 __u32 qp_handle;
440 __u32 attr_mask;
441 __u64 driver_data[0];
442};
443
444struct ib_uverbs_query_qp_resp {
445 struct ib_uverbs_qp_dest dest;
446 struct ib_uverbs_qp_dest alt_dest;
447 __u32 max_send_wr;
448 __u32 max_recv_wr;
449 __u32 max_send_sge;
450 __u32 max_recv_sge;
451 __u32 max_inline_data;
452 __u32 qkey;
453 __u32 rq_psn;
454 __u32 sq_psn;
455 __u32 dest_qp_num;
456 __u32 qp_access_flags;
457 __u16 pkey_index;
458 __u16 alt_pkey_index;
459 __u8 qp_state;
460 __u8 cur_qp_state;
461 __u8 path_mtu;
462 __u8 path_mig_state;
463 __u8 sq_draining;
464 __u8 max_rd_atomic;
465 __u8 max_dest_rd_atomic;
466 __u8 min_rnr_timer;
467 __u8 port_num;
468 __u8 timeout;
469 __u8 retry_cnt;
470 __u8 rnr_retry;
471 __u8 alt_port_num;
472 __u8 alt_timeout;
473 __u8 sq_sig_all;
474 __u8 reserved[5];
475 __u64 driver_data[0];
476};
477
478struct ib_uverbs_modify_qp {
479 struct ib_uverbs_qp_dest dest;
480 struct ib_uverbs_qp_dest alt_dest;
481 __u32 qp_handle;
482 __u32 attr_mask;
483 __u32 qkey;
484 __u32 rq_psn;
485 __u32 sq_psn;
486 __u32 dest_qp_num;
487 __u32 qp_access_flags;
488 __u16 pkey_index;
489 __u16 alt_pkey_index;
490 __u8 qp_state;
491 __u8 cur_qp_state;
492 __u8 path_mtu;
493 __u8 path_mig_state;
494 __u8 en_sqd_async_notify;
495 __u8 max_rd_atomic;
496 __u8 max_dest_rd_atomic;
497 __u8 min_rnr_timer;
498 __u8 port_num;
499 __u8 timeout;
500 __u8 retry_cnt;
501 __u8 rnr_retry;
502 __u8 alt_port_num;
503 __u8 alt_timeout;
504 __u8 reserved[2];
505 __u64 driver_data[0];
506};
507
508struct ib_uverbs_modify_qp_resp {
509};
510
511struct ib_uverbs_destroy_qp {
512 __u64 response;
513 __u32 qp_handle;
514 __u32 reserved;
515};
516
517struct ib_uverbs_destroy_qp_resp {
518 __u32 events_reported;
519};
520
521/*
522 * The ib_uverbs_sge structure isn't used anywhere, since we assume
523 * the ib_sge structure is packed the same way on 32-bit and 64-bit
524 * architectures in both kernel and user space. It's just here to
525 * document the ABI.
526 */
527struct ib_uverbs_sge {
528 __u64 addr;
529 __u32 length;
530 __u32 lkey;
531};
532
533struct ib_uverbs_send_wr {
534 __u64 wr_id;
535 __u32 num_sge;
536 __u32 opcode;
537 __u32 send_flags;
538 union {
539 __u32 imm_data;
540 __u32 invalidate_rkey;
541 } ex;
542 union {
543 struct {
544 __u64 remote_addr;
545 __u32 rkey;
546 __u32 reserved;
547 } rdma;
548 struct {
549 __u64 remote_addr;
550 __u64 compare_add;
551 __u64 swap;
552 __u32 rkey;
553 __u32 reserved;
554 } atomic;
555 struct {
556 __u32 ah;
557 __u32 remote_qpn;
558 __u32 remote_qkey;
559 __u32 reserved;
560 } ud;
561 } wr;
562};
563
564struct ib_uverbs_post_send {
565 __u64 response;
566 __u32 qp_handle;
567 __u32 wr_count;
568 __u32 sge_count;
569 __u32 wqe_size;
570 struct ib_uverbs_send_wr send_wr[0];
571};
572
573struct ib_uverbs_post_send_resp {
574 __u32 bad_wr;
575};
576
577struct ib_uverbs_recv_wr {
578 __u64 wr_id;
579 __u32 num_sge;
580 __u32 reserved;
581};
582
583struct ib_uverbs_post_recv {
584 __u64 response;
585 __u32 qp_handle;
586 __u32 wr_count;
587 __u32 sge_count;
588 __u32 wqe_size;
589 struct ib_uverbs_recv_wr recv_wr[0];
590};
591
592struct ib_uverbs_post_recv_resp {
593 __u32 bad_wr;
594};
595
596struct ib_uverbs_post_srq_recv {
597 __u64 response;
598 __u32 srq_handle;
599 __u32 wr_count;
600 __u32 sge_count;
601 __u32 wqe_size;
602 struct ib_uverbs_recv_wr recv[0];
603};
604
605struct ib_uverbs_post_srq_recv_resp {
606 __u32 bad_wr;
607};
608
609struct ib_uverbs_create_ah {
610 __u64 response;
611 __u64 user_handle;
612 __u32 pd_handle;
613 __u32 reserved;
614 struct ib_uverbs_ah_attr attr;
615};
616
617struct ib_uverbs_create_ah_resp {
618 __u32 ah_handle;
619};
620
621struct ib_uverbs_destroy_ah {
622 __u32 ah_handle;
623};
624
625struct ib_uverbs_attach_mcast {
626 __u8 gid[16];
627 __u32 qp_handle;
628 __u16 mlid;
629 __u16 reserved;
630 __u64 driver_data[0];
631};
632
633struct ib_uverbs_detach_mcast {
634 __u8 gid[16];
635 __u32 qp_handle;
636 __u16 mlid;
637 __u16 reserved;
638 __u64 driver_data[0];
639};
640
641struct ib_uverbs_create_srq {
642 __u64 response;
643 __u64 user_handle;
644 __u32 pd_handle;
645 __u32 max_wr;
646 __u32 max_sge;
647 __u32 srq_limit;
648 __u64 driver_data[0];
649};
650
651struct ib_uverbs_create_srq_resp {
652 __u32 srq_handle;
653 __u32 max_wr;
654 __u32 max_sge;
655 __u32 reserved;
656};
657
658struct ib_uverbs_modify_srq {
659 __u32 srq_handle;
660 __u32 attr_mask;
661 __u32 max_wr;
662 __u32 srq_limit;
663 __u64 driver_data[0];
664};
665
666struct ib_uverbs_query_srq {
667 __u64 response;
668 __u32 srq_handle;
669 __u32 reserved;
670 __u64 driver_data[0];
671};
672
673struct ib_uverbs_query_srq_resp {
674 __u32 max_wr;
675 __u32 max_sge;
676 __u32 srq_limit;
677 __u32 reserved;
678};
679
680struct ib_uverbs_destroy_srq {
681 __u64 response;
682 __u32 srq_handle;
683 __u32 reserved;
684};
685
686struct ib_uverbs_destroy_srq_resp {
687 __u32 events_reported;
688};
689
690#endif /* IB_USER_VERBS_H */
diff --git a/include/rdma/rdma_user_cm.h b/include/rdma/rdma_user_cm.h
new file mode 100644
index 00000000000..fc82c1896f7
--- /dev/null
+++ b/include/rdma/rdma_user_cm.h
@@ -0,0 +1,247 @@
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
41#define RDMA_USER_CM_ABI_VERSION 4
42
43#define RDMA_MAX_PRIVATE_DATA 256
44
45enum {
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,
61 RDMA_USER_CM_CMD_NOTIFY,
62 RDMA_USER_CM_CMD_JOIN_MCAST,
63 RDMA_USER_CM_CMD_LEAVE_MCAST,
64 RDMA_USER_CM_CMD_MIGRATE_ID
65};
66
67/*
68 * command ABI structures.
69 */
70struct rdma_ucm_cmd_hdr {
71 __u32 cmd;
72 __u16 in;
73 __u16 out;
74};
75
76struct rdma_ucm_create_id {
77 __u64 uid;
78 __u64 response;
79 __u16 ps;
80 __u8 reserved[6];
81};
82
83struct rdma_ucm_create_id_resp {
84 __u32 id;
85};
86
87struct rdma_ucm_destroy_id {
88 __u64 response;
89 __u32 id;
90 __u32 reserved;
91};
92
93struct rdma_ucm_destroy_id_resp {
94 __u32 events_reported;
95};
96
97struct rdma_ucm_bind_addr {
98 __u64 response;
99 struct sockaddr_in6 addr;
100 __u32 id;
101};
102
103struct 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
110struct rdma_ucm_resolve_route {
111 __u32 id;
112 __u32 timeout_ms;
113};
114
115struct rdma_ucm_query_route {
116 __u64 response;
117 __u32 id;
118 __u32 reserved;
119};
120
121struct 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
131struct 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
145struct 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
154struct rdma_ucm_connect {
155 struct rdma_ucm_conn_param conn_param;
156 __u32 id;
157 __u32 reserved;
158};
159
160struct rdma_ucm_listen {
161 __u32 id;
162 __u32 backlog;
163};
164
165struct rdma_ucm_accept {
166 __u64 uid;
167 struct rdma_ucm_conn_param conn_param;
168 __u32 id;
169 __u32 reserved;
170};
171
172struct 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
179struct rdma_ucm_disconnect {
180 __u32 id;
181};
182
183struct rdma_ucm_init_qp_attr {
184 __u64 response;
185 __u32 id;
186 __u32 qp_state;
187};
188
189struct rdma_ucm_notify {
190 __u32 id;
191 __u32 event;
192};
193
194struct 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
201struct rdma_ucm_get_event {
202 __u64 response;
203};
204
205struct 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
216/* Option levels */
217enum {
218 RDMA_OPTION_ID = 0,
219 RDMA_OPTION_IB = 1
220};
221
222/* Option details */
223enum {
224 RDMA_OPTION_ID_TOS = 0,
225 RDMA_OPTION_ID_REUSEADDR = 1,
226 RDMA_OPTION_IB_PATH = 1
227};
228
229struct rdma_ucm_set_option {
230 __u64 optval;
231 __u32 id;
232 __u32 level;
233 __u32 optname;
234 __u32 optlen;
235};
236
237struct rdma_ucm_migrate_id {
238 __u64 response;
239 __u32 id;
240 __u32 fd;
241};
242
243struct rdma_ucm_migrate_resp {
244 __u32 events_reported;
245};
246
247#endif /* RDMA_USER_CM_H */
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-06 16:38:57 -0500