2 * Copyright (c) 2004 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
4 * Copyright (c) 2006 Intel Corporation. All rights reserved.
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
38 #include <linux/completion.h>
39 #include <linux/compiler.h>
41 #include <linux/atomic.h>
42 #include <linux/netdevice.h>
44 #include <rdma/ib_verbs.h>
45 #include <rdma/ib_mad.h>
46 #include <rdma/ib_addr.h>
47 #include <rdma/opa_addr.h>
50 IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */
52 IB_SA_METHOD_GET_TABLE = 0x12,
53 IB_SA_METHOD_GET_TABLE_RESP = 0x92,
54 IB_SA_METHOD_DELETE = 0x15,
55 IB_SA_METHOD_DELETE_RESP = 0x95,
56 IB_SA_METHOD_GET_MULTI = 0x14,
57 IB_SA_METHOD_GET_MULTI_RESP = 0x94,
58 IB_SA_METHOD_GET_TRACE_TBL = 0x13
61 #define OPA_SA_CLASS_VERSION 0x80
63 IB_SA_ATTR_CLASS_PORTINFO = 0x01,
64 IB_SA_ATTR_NOTICE = 0x02,
65 IB_SA_ATTR_INFORM_INFO = 0x03,
66 IB_SA_ATTR_NODE_REC = 0x11,
67 IB_SA_ATTR_PORT_INFO_REC = 0x12,
68 IB_SA_ATTR_SL2VL_REC = 0x13,
69 IB_SA_ATTR_SWITCH_REC = 0x14,
70 IB_SA_ATTR_LINEAR_FDB_REC = 0x15,
71 IB_SA_ATTR_RANDOM_FDB_REC = 0x16,
72 IB_SA_ATTR_MCAST_FDB_REC = 0x17,
73 IB_SA_ATTR_SM_INFO_REC = 0x18,
74 IB_SA_ATTR_LINK_REC = 0x20,
75 IB_SA_ATTR_GUID_INFO_REC = 0x30,
76 IB_SA_ATTR_SERVICE_REC = 0x31,
77 IB_SA_ATTR_PARTITION_REC = 0x33,
78 IB_SA_ATTR_PATH_REC = 0x35,
79 IB_SA_ATTR_VL_ARB_REC = 0x36,
80 IB_SA_ATTR_MC_MEMBER_REC = 0x38,
81 IB_SA_ATTR_TRACE_REC = 0x39,
82 IB_SA_ATTR_MULTI_PATH_REC = 0x3a,
83 IB_SA_ATTR_SERVICE_ASSOC_REC = 0x3b,
84 IB_SA_ATTR_INFORM_INFO_REC = 0xf3
92 * The meaning of "best" depends on the attribute: for
93 * example, for MTU best will return the largest available
94 * MTU, while for packet life time, best will return the
95 * smallest available life time.
101 * There are 4 types of join states:
102 * FullMember, NonMember, SendOnlyNonMember, SendOnlyFullMember.
103 * The order corresponds to JoinState bits in MCMemberRecord.
105 enum ib_sa_mc_join_states {
108 SENDONLY_NONMEBER_JOIN,
109 SENDONLY_FULLMEMBER_JOIN,
110 NUM_JOIN_MEMBERSHIP_TYPES,
113 #define IB_SA_CAP_MASK2_SENDONLY_FULL_MEM_SUPPORT BIT(12)
116 * Structures for SA records are named "struct ib_sa_xxx_rec." No
117 * attempt is made to pack structures to match the physical layout of
118 * SA records in SA MADs; all packing and unpacking is handled by the
121 * For a record with structure ib_sa_xxx_rec, the naming convention
122 * for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we
123 * never use different abbreviations or otherwise change the spelling
124 * of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY).
126 * Reserved rows are indicated with comments to help maintainability.
129 #define IB_SA_PATH_REC_SERVICE_ID (IB_SA_COMP_MASK( 0) |\
131 #define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2)
132 #define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3)
133 #define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4)
134 #define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5)
135 #define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6)
137 #define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8)
138 #define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9)
139 #define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10)
140 #define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11)
141 #define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12)
142 #define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13)
143 #define IB_SA_PATH_REC_QOS_CLASS IB_SA_COMP_MASK(14)
144 #define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15)
145 #define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16)
146 #define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17)
147 #define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18)
148 #define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19)
149 #define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20)
150 #define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21)
151 #define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22)
153 enum sa_path_rec_type {
155 SA_PATH_REC_TYPE_ROCE_V1,
156 SA_PATH_REC_TYPE_ROCE_V2,
160 struct sa_path_rec_ib {
167 * struct sa_path_rec_roce - RoCE specific portion of the path record entry
168 * @route_resolved: When set, it indicates that this route is already
169 * resolved for this path record entry.
170 * @dmac: Destination mac address for the given DGID entry
171 * of the path record entry.
173 struct sa_path_rec_roce {
183 struct sa_path_rec_opa {
212 u8 packet_life_time_selector;
216 struct sa_path_rec_ib ib;
217 struct sa_path_rec_roce roce;
218 struct sa_path_rec_opa opa;
220 enum sa_path_rec_type rec_type;
223 static inline enum ib_gid_type
224 sa_conv_pathrec_to_gid_type(struct sa_path_rec *rec)
226 switch (rec->rec_type) {
227 case SA_PATH_REC_TYPE_ROCE_V1:
228 return IB_GID_TYPE_ROCE;
229 case SA_PATH_REC_TYPE_ROCE_V2:
230 return IB_GID_TYPE_ROCE_UDP_ENCAP;
232 return IB_GID_TYPE_IB;
236 static inline enum sa_path_rec_type
237 sa_conv_gid_to_pathrec_type(enum ib_gid_type type)
240 case IB_GID_TYPE_ROCE:
241 return SA_PATH_REC_TYPE_ROCE_V1;
242 case IB_GID_TYPE_ROCE_UDP_ENCAP:
243 return SA_PATH_REC_TYPE_ROCE_V2;
245 return SA_PATH_REC_TYPE_IB;
249 static inline void path_conv_opa_to_ib(struct sa_path_rec *ib,
250 struct sa_path_rec *opa)
252 if ((be32_to_cpu(opa->opa.dlid) >=
253 be16_to_cpu(IB_MULTICAST_LID_BASE)) ||
254 (be32_to_cpu(opa->opa.slid) >=
255 be16_to_cpu(IB_MULTICAST_LID_BASE))) {
256 /* Create OPA GID and zero out the LID */
257 ib->dgid.global.interface_id
258 = OPA_MAKE_ID(be32_to_cpu(opa->opa.dlid));
259 ib->dgid.global.subnet_prefix
260 = opa->dgid.global.subnet_prefix;
261 ib->sgid.global.interface_id
262 = OPA_MAKE_ID(be32_to_cpu(opa->opa.slid));
263 ib->dgid.global.subnet_prefix
264 = opa->dgid.global.subnet_prefix;
269 ib->ib.dlid = htons(ntohl(opa->opa.dlid));
270 ib->ib.slid = htons(ntohl(opa->opa.slid));
272 ib->service_id = opa->service_id;
273 ib->ib.raw_traffic = opa->opa.raw_traffic;
276 static inline void path_conv_ib_to_opa(struct sa_path_rec *opa,
277 struct sa_path_rec *ib)
281 if ((ib_is_opa_gid(&ib->sgid)) ||
282 (ib_is_opa_gid(&ib->dgid))) {
283 slid = htonl(opa_get_lid_from_gid(&ib->sgid));
284 dlid = htonl(opa_get_lid_from_gid(&ib->dgid));
286 slid = htonl(ntohs(ib->ib.slid));
287 dlid = htonl(ntohs(ib->ib.dlid));
289 opa->opa.slid = slid;
290 opa->opa.dlid = dlid;
291 opa->service_id = ib->service_id;
292 opa->opa.raw_traffic = ib->ib.raw_traffic;
295 /* Convert from OPA to IB path record */
296 static inline void sa_convert_path_opa_to_ib(struct sa_path_rec *dest,
297 struct sa_path_rec *src)
299 if (src->rec_type != SA_PATH_REC_TYPE_OPA)
303 dest->rec_type = SA_PATH_REC_TYPE_IB;
304 path_conv_opa_to_ib(dest, src);
307 /* Convert from IB to OPA path record */
308 static inline void sa_convert_path_ib_to_opa(struct sa_path_rec *dest,
309 struct sa_path_rec *src)
311 if (src->rec_type != SA_PATH_REC_TYPE_IB)
314 /* Do a structure copy and overwrite the relevant fields */
316 dest->rec_type = SA_PATH_REC_TYPE_OPA;
317 path_conv_ib_to_opa(dest, src);
320 #define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0)
321 #define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1)
322 #define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2)
323 #define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3)
324 #define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4)
325 #define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5)
326 #define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6)
327 #define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7)
328 #define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8)
329 #define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9)
330 #define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10)
331 #define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11)
332 #define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12)
333 #define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13)
334 #define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14)
335 #define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15)
336 #define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16)
337 #define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17)
339 struct ib_sa_mcmember_rec {
341 union ib_gid port_gid;
350 u8 packet_life_time_selector;
360 /* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */
361 #define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0)
362 #define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1)
363 #define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2)
365 #define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4)
366 #define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5)
367 #define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6)
368 #define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7)
369 #define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8)
370 #define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9)
371 #define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10)
372 #define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11)
373 #define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12)
374 #define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13)
375 #define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14)
376 #define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15)
377 #define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16)
378 #define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17)
379 #define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18)
380 #define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19)
381 #define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20)
382 #define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21)
383 #define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22)
384 #define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23)
385 #define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24)
386 #define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25)
387 #define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26)
388 #define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27)
389 #define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28)
390 #define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29)
391 #define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30)
392 #define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31)
393 #define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32)
394 #define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33)
395 #define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34)
396 #define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35)
397 #define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36)
399 #define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF
401 struct ib_sa_service_rec {
415 #define IB_SA_GUIDINFO_REC_LID IB_SA_COMP_MASK(0)
416 #define IB_SA_GUIDINFO_REC_BLOCK_NUM IB_SA_COMP_MASK(1)
417 #define IB_SA_GUIDINFO_REC_RES1 IB_SA_COMP_MASK(2)
418 #define IB_SA_GUIDINFO_REC_RES2 IB_SA_COMP_MASK(3)
419 #define IB_SA_GUIDINFO_REC_GID0 IB_SA_COMP_MASK(4)
420 #define IB_SA_GUIDINFO_REC_GID1 IB_SA_COMP_MASK(5)
421 #define IB_SA_GUIDINFO_REC_GID2 IB_SA_COMP_MASK(6)
422 #define IB_SA_GUIDINFO_REC_GID3 IB_SA_COMP_MASK(7)
423 #define IB_SA_GUIDINFO_REC_GID4 IB_SA_COMP_MASK(8)
424 #define IB_SA_GUIDINFO_REC_GID5 IB_SA_COMP_MASK(9)
425 #define IB_SA_GUIDINFO_REC_GID6 IB_SA_COMP_MASK(10)
426 #define IB_SA_GUIDINFO_REC_GID7 IB_SA_COMP_MASK(11)
428 struct ib_sa_guidinfo_rec {
434 u8 guid_info_list[64];
437 struct ib_sa_client {
439 struct completion comp;
443 * ib_sa_register_client - Register an SA client.
445 void ib_sa_register_client(struct ib_sa_client *client);
448 * ib_sa_unregister_client - Deregister an SA client.
449 * @client: Client object to deregister.
451 void ib_sa_unregister_client(struct ib_sa_client *client);
455 void ib_sa_cancel_query(int id, struct ib_sa_query *query);
457 int ib_sa_path_rec_get(struct ib_sa_client *client,
458 struct ib_device *device, u8 port_num,
459 struct sa_path_rec *rec,
460 ib_sa_comp_mask comp_mask,
461 int timeout_ms, gfp_t gfp_mask,
462 void (*callback)(int status,
463 struct sa_path_rec *resp,
466 struct ib_sa_query **query);
468 int ib_sa_service_rec_query(struct ib_sa_client *client,
469 struct ib_device *device, u8 port_num,
471 struct ib_sa_service_rec *rec,
472 ib_sa_comp_mask comp_mask,
473 int timeout_ms, gfp_t gfp_mask,
474 void (*callback)(int status,
475 struct ib_sa_service_rec *resp,
478 struct ib_sa_query **sa_query);
480 struct ib_sa_multicast {
481 struct ib_sa_mcmember_rec rec;
482 ib_sa_comp_mask comp_mask;
483 int (*callback)(int status,
484 struct ib_sa_multicast *multicast);
489 * ib_sa_join_multicast - Initiates a join request to the specified multicast
492 * @device: Device associated with the multicast group.
493 * @port_num: Port on the specified device to associate with the multicast
495 * @rec: SA multicast member record specifying group attributes.
496 * @comp_mask: Component mask indicating which group attributes of %rec are
498 * @gfp_mask: GFP mask for memory allocations.
499 * @callback: User callback invoked once the join operation completes.
500 * @context: User specified context stored with the ib_sa_multicast structure.
502 * This call initiates a multicast join request with the SA for the specified
503 * multicast group. If the join operation is started successfully, it returns
504 * an ib_sa_multicast structure that is used to track the multicast operation.
505 * Users must free this structure by calling ib_free_multicast, even if the
506 * join operation later fails. (The callback status is non-zero.)
508 * If the join operation fails; status will be non-zero, with the following
510 * -ETIMEDOUT: The request timed out.
511 * -EIO: An error occurred sending the query.
512 * -EINVAL: The MCMemberRecord values differed from the existing group's.
513 * -ENETRESET: Indicates that an fatal error has occurred on the multicast
514 * group, and the user must rejoin the group to continue using it.
516 struct ib_sa_multicast *ib_sa_join_multicast(struct ib_sa_client *client,
517 struct ib_device *device, u8 port_num,
518 struct ib_sa_mcmember_rec *rec,
519 ib_sa_comp_mask comp_mask, gfp_t gfp_mask,
520 int (*callback)(int status,
521 struct ib_sa_multicast
526 * ib_free_multicast - Frees the multicast tracking structure, and releases
527 * any reference on the multicast group.
528 * @multicast: Multicast tracking structure allocated by ib_join_multicast.
530 * This call blocks until the multicast identifier is destroyed. It may
531 * not be called from within the multicast callback; however, returning a non-
532 * zero value from the callback will result in destroying the multicast
533 * tracking structure.
535 void ib_sa_free_multicast(struct ib_sa_multicast *multicast);
538 * ib_get_mcmember_rec - Looks up a multicast member record by its MGID and
539 * returns it if found.
540 * @device: Device associated with the multicast group.
541 * @port_num: Port on the specified device to associate with the multicast
543 * @mgid: MGID of multicast group.
544 * @rec: Location to copy SA multicast member record.
546 int ib_sa_get_mcmember_rec(struct ib_device *device, u8 port_num,
547 union ib_gid *mgid, struct ib_sa_mcmember_rec *rec);
550 * ib_init_ah_from_mcmember - Initialize address handle attributes based on
551 * an SA multicast member record.
553 int ib_init_ah_from_mcmember(struct ib_device *device, u8 port_num,
554 struct ib_sa_mcmember_rec *rec,
555 struct net_device *ndev,
556 enum ib_gid_type gid_type,
557 struct rdma_ah_attr *ah_attr);
560 * ib_init_ah_attr_from_path - Initialize address handle attributes based on
563 int ib_init_ah_attr_from_path(struct ib_device *device, u8 port_num,
564 struct sa_path_rec *rec,
565 struct rdma_ah_attr *ah_attr);
568 * ib_sa_pack_path - Conert a path record from struct ib_sa_path_rec
569 * to IB MAD wire format.
571 void ib_sa_pack_path(struct sa_path_rec *rec, void *attribute);
574 * ib_sa_unpack_path - Convert a path record from MAD format to struct
577 void ib_sa_unpack_path(void *attribute, struct sa_path_rec *rec);
579 /* Support GuidInfoRecord */
580 int ib_sa_guid_info_rec_query(struct ib_sa_client *client,
581 struct ib_device *device, u8 port_num,
582 struct ib_sa_guidinfo_rec *rec,
583 ib_sa_comp_mask comp_mask, u8 method,
584 int timeout_ms, gfp_t gfp_mask,
585 void (*callback)(int status,
586 struct ib_sa_guidinfo_rec *resp,
589 struct ib_sa_query **sa_query);
591 bool ib_sa_sendonly_fullmem_support(struct ib_sa_client *client,
592 struct ib_device *device,
595 static inline bool sa_path_is_roce(struct sa_path_rec *rec)
597 return ((rec->rec_type == SA_PATH_REC_TYPE_ROCE_V1) ||
598 (rec->rec_type == SA_PATH_REC_TYPE_ROCE_V2));
601 static inline bool sa_path_is_opa(struct sa_path_rec *rec)
603 return (rec->rec_type == SA_PATH_REC_TYPE_OPA);
606 static inline void sa_path_set_slid(struct sa_path_rec *rec, u32 slid)
608 if (rec->rec_type == SA_PATH_REC_TYPE_IB)
609 rec->ib.slid = cpu_to_be16(slid);
610 else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
611 rec->opa.slid = cpu_to_be32(slid);
614 static inline void sa_path_set_dlid(struct sa_path_rec *rec, u32 dlid)
616 if (rec->rec_type == SA_PATH_REC_TYPE_IB)
617 rec->ib.dlid = cpu_to_be16(dlid);
618 else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
619 rec->opa.dlid = cpu_to_be32(dlid);
622 static inline void sa_path_set_raw_traffic(struct sa_path_rec *rec,
625 if (rec->rec_type == SA_PATH_REC_TYPE_IB)
626 rec->ib.raw_traffic = raw_traffic;
627 else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
628 rec->opa.raw_traffic = raw_traffic;
631 static inline __be32 sa_path_get_slid(struct sa_path_rec *rec)
633 if (rec->rec_type == SA_PATH_REC_TYPE_IB)
634 return htonl(ntohs(rec->ib.slid));
635 else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
636 return rec->opa.slid;
640 static inline __be32 sa_path_get_dlid(struct sa_path_rec *rec)
642 if (rec->rec_type == SA_PATH_REC_TYPE_IB)
643 return htonl(ntohs(rec->ib.dlid));
644 else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
645 return rec->opa.dlid;
649 static inline u8 sa_path_get_raw_traffic(struct sa_path_rec *rec)
651 if (rec->rec_type == SA_PATH_REC_TYPE_IB)
652 return rec->ib.raw_traffic;
653 else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
654 return rec->opa.raw_traffic;
658 static inline void sa_path_set_dmac(struct sa_path_rec *rec, u8 *dmac)
660 if (sa_path_is_roce(rec))
661 memcpy(rec->roce.dmac, dmac, ETH_ALEN);
664 static inline void sa_path_set_dmac_zero(struct sa_path_rec *rec)
666 if (sa_path_is_roce(rec))
667 eth_zero_addr(rec->roce.dmac);
670 static inline void sa_path_set_ifindex(struct sa_path_rec *rec, int ifindex)
672 if (sa_path_is_roce(rec))
673 rec->roce.ifindex = ifindex;
676 static inline void sa_path_set_ndev(struct sa_path_rec *rec, struct net *net)
678 if (sa_path_is_roce(rec))
682 static inline u8 *sa_path_get_dmac(struct sa_path_rec *rec)
684 if (sa_path_is_roce(rec))
685 return rec->roce.dmac;
689 static inline int sa_path_get_ifindex(struct sa_path_rec *rec)
691 if (sa_path_is_roce(rec))
692 return rec->roce.ifindex;
696 static inline struct net *sa_path_get_ndev(struct sa_path_rec *rec)
698 if (sa_path_is_roce(rec))
699 return rec->roce.net;
703 static inline struct net_device *ib_get_ndev_from_path(struct sa_path_rec *rec)
705 return sa_path_get_ndev(rec) ?
706 dev_get_by_index(sa_path_get_ndev(rec),
707 sa_path_get_ifindex(rec))