2 * Copyright (c) 2004 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
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:
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
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.
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
33 * $Id: ib_sa.h 2811 2005-07-06 18:11:43Z halr $
39 #include <linux/compiler.h>
41 #include <rdma/ib_verbs.h>
42 #include <rdma/ib_mad.h>
45 IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */
47 IB_SA_METHOD_GET_TABLE = 0x12,
48 IB_SA_METHOD_GET_TABLE_RESP = 0x92,
49 IB_SA_METHOD_DELETE = 0x15,
50 IB_SA_METHOD_DELETE_RESP = 0x95,
51 IB_SA_METHOD_GET_MULTI = 0x14,
52 IB_SA_METHOD_GET_MULTI_RESP = 0x94,
53 IB_SA_METHOD_GET_TRACE_TBL = 0x13
61 * The meaning of "best" depends on the attribute: for
62 * example, for MTU best will return the largest available
63 * MTU, while for packet life time, best will return the
64 * smallest available life time.
70 IB_SA_RATE_2_5_GBPS = 2,
71 IB_SA_RATE_5_GBPS = 5,
72 IB_SA_RATE_10_GBPS = 3,
73 IB_SA_RATE_20_GBPS = 6,
74 IB_SA_RATE_30_GBPS = 4,
75 IB_SA_RATE_40_GBPS = 7,
76 IB_SA_RATE_60_GBPS = 8,
77 IB_SA_RATE_80_GBPS = 9,
78 IB_SA_RATE_120_GBPS = 10
81 static inline int ib_sa_rate_enum_to_int(enum ib_sa_rate rate)
84 case IB_SA_RATE_2_5_GBPS: return 1;
85 case IB_SA_RATE_5_GBPS: return 2;
86 case IB_SA_RATE_10_GBPS: return 4;
87 case IB_SA_RATE_20_GBPS: return 8;
88 case IB_SA_RATE_30_GBPS: return 12;
89 case IB_SA_RATE_40_GBPS: return 16;
90 case IB_SA_RATE_60_GBPS: return 24;
91 case IB_SA_RATE_80_GBPS: return 32;
92 case IB_SA_RATE_120_GBPS: return 48;
98 * Structures for SA records are named "struct ib_sa_xxx_rec." No
99 * attempt is made to pack structures to match the physical layout of
100 * SA records in SA MADs; all packing and unpacking is handled by the
103 * For a record with structure ib_sa_xxx_rec, the naming convention
104 * for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we
105 * never use different abbreviations or otherwise change the spelling
106 * of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY).
108 * Reserved rows are indicated with comments to help maintainability.
113 #define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2)
114 #define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3)
115 #define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4)
116 #define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5)
117 #define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6)
119 #define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8)
120 #define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9)
121 #define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10)
122 #define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11)
123 #define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12)
124 #define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13)
126 #define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15)
127 #define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16)
128 #define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17)
129 #define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18)
130 #define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19)
131 #define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20)
132 #define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21)
133 #define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22)
135 struct ib_sa_path_rec {
156 u8 packet_life_time_selector;
161 #define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0)
162 #define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1)
163 #define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2)
164 #define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3)
165 #define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4)
166 #define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5)
167 #define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6)
168 #define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7)
169 #define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8)
170 #define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9)
171 #define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10)
172 #define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11)
173 #define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12)
174 #define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13)
175 #define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14)
176 #define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15)
177 #define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16)
178 #define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17)
180 struct ib_sa_mcmember_rec {
182 union ib_gid port_gid;
191 u8 packet_life_time_selector;
201 /* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */
202 #define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0)
203 #define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1)
204 #define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2)
206 #define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4)
207 #define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5)
208 #define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6)
209 #define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7)
210 #define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8)
211 #define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9)
212 #define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10)
213 #define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11)
214 #define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12)
215 #define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13)
216 #define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14)
217 #define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15)
218 #define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16)
219 #define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17)
220 #define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18)
221 #define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19)
222 #define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20)
223 #define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21)
224 #define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22)
225 #define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23)
226 #define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24)
227 #define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25)
228 #define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26)
229 #define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27)
230 #define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28)
231 #define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29)
232 #define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30)
233 #define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31)
234 #define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32)
235 #define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33)
236 #define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34)
237 #define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35)
238 #define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36)
240 #define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF
242 struct ib_sa_service_rec {
258 void ib_sa_cancel_query(int id, struct ib_sa_query *query);
260 int ib_sa_path_rec_get(struct ib_device *device, u8 port_num,
261 struct ib_sa_path_rec *rec,
262 ib_sa_comp_mask comp_mask,
263 int timeout_ms, unsigned int __nocast gfp_mask,
264 void (*callback)(int status,
265 struct ib_sa_path_rec *resp,
268 struct ib_sa_query **query);
270 int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num,
272 struct ib_sa_mcmember_rec *rec,
273 ib_sa_comp_mask comp_mask,
274 int timeout_ms, unsigned int __nocast gfp_mask,
275 void (*callback)(int status,
276 struct ib_sa_mcmember_rec *resp,
279 struct ib_sa_query **query);
281 int ib_sa_service_rec_query(struct ib_device *device, u8 port_num,
283 struct ib_sa_service_rec *rec,
284 ib_sa_comp_mask comp_mask,
285 int timeout_ms, unsigned int __nocast gfp_mask,
286 void (*callback)(int status,
287 struct ib_sa_service_rec *resp,
290 struct ib_sa_query **sa_query);
293 * ib_sa_mcmember_rec_set - Start an MCMember set query
294 * @device:device to send query on
295 * @port_num: port number to send query on
296 * @rec:MCMember Record to send in query
297 * @comp_mask:component mask to send in query
298 * @timeout_ms:time to wait for response
299 * @gfp_mask:GFP mask to use for internal allocations
300 * @callback:function called when query completes, times out or is
302 * @context:opaque user context passed to callback
303 * @sa_query:query context, used to cancel query
305 * Send an MCMember Set query to the SA (eg to join a multicast
306 * group). The callback function will be called when the query
307 * completes (or fails); status is 0 for a successful response, -EINTR
308 * if the query is canceled, -ETIMEDOUT is the query timed out, or
309 * -EIO if an error occurred sending the query. The resp parameter of
310 * the callback is only valid if status is 0.
312 * If the return value of ib_sa_mcmember_rec_set() is negative, it is
313 * an error code. Otherwise it is a query ID that can be used to
317 ib_sa_mcmember_rec_set(struct ib_device *device, u8 port_num,
318 struct ib_sa_mcmember_rec *rec,
319 ib_sa_comp_mask comp_mask,
320 int timeout_ms, unsigned int __nocast gfp_mask,
321 void (*callback)(int status,
322 struct ib_sa_mcmember_rec *resp,
325 struct ib_sa_query **query)
327 return ib_sa_mcmember_rec_query(device, port_num,
330 timeout_ms, gfp_mask, callback,
335 * ib_sa_mcmember_rec_delete - Start an MCMember delete query
336 * @device:device to send query on
337 * @port_num: port number to send query on
338 * @rec:MCMember Record to send in query
339 * @comp_mask:component mask to send in query
340 * @timeout_ms:time to wait for response
341 * @gfp_mask:GFP mask to use for internal allocations
342 * @callback:function called when query completes, times out or is
344 * @context:opaque user context passed to callback
345 * @sa_query:query context, used to cancel query
347 * Send an MCMember Delete query to the SA (eg to leave a multicast
348 * group). The callback function will be called when the query
349 * completes (or fails); status is 0 for a successful response, -EINTR
350 * if the query is canceled, -ETIMEDOUT is the query timed out, or
351 * -EIO if an error occurred sending the query. The resp parameter of
352 * the callback is only valid if status is 0.
354 * If the return value of ib_sa_mcmember_rec_delete() is negative, it
355 * is an error code. Otherwise it is a query ID that can be used to
359 ib_sa_mcmember_rec_delete(struct ib_device *device, u8 port_num,
360 struct ib_sa_mcmember_rec *rec,
361 ib_sa_comp_mask comp_mask,
362 int timeout_ms, unsigned int __nocast gfp_mask,
363 void (*callback)(int status,
364 struct ib_sa_mcmember_rec *resp,
367 struct ib_sa_query **query)
369 return ib_sa_mcmember_rec_query(device, port_num,
372 timeout_ms, gfp_mask, callback,