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-rw-r--r--drivers/infiniband/include/ib_cache.h103
-rw-r--r--drivers/infiniband/include/ib_cm.h569
-rw-r--r--drivers/infiniband/include/ib_fmr_pool.h93
-rw-r--r--drivers/infiniband/include/ib_mad.h577
-rw-r--r--drivers/infiniband/include/ib_pack.h245
-rw-r--r--drivers/infiniband/include/ib_sa.h373
-rw-r--r--drivers/infiniband/include/ib_smi.h96
-rw-r--r--drivers/infiniband/include/ib_user_cm.h328
-rw-r--r--drivers/infiniband/include/ib_user_mad.h139
-rw-r--r--drivers/infiniband/include/ib_user_verbs.h389
-rw-r--r--drivers/infiniband/include/ib_verbs.h1365
11 files changed, 0 insertions, 4277 deletions
diff --git a/drivers/infiniband/include/ib_cache.h b/drivers/infiniband/include/ib_cache.h
deleted file mode 100644
index 44ef6bb9b9df..000000000000
--- a/drivers/infiniband/include/ib_cache.h
+++ /dev/null
@@ -1,103 +0,0 @@
1/*
2 * Copyright (c) 2004 Topspin Communications. 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 * $Id: ib_cache.h 1349 2004-12-16 21:09:43Z roland $
33 */
34
35#ifndef _IB_CACHE_H
36#define _IB_CACHE_H
37
38#include <ib_verbs.h>
39
40/**
41 * ib_get_cached_gid - Returns a cached GID table entry
42 * @device: The device to query.
43 * @port_num: The port number of the device to query.
44 * @index: The index into the cached GID table to query.
45 * @gid: The GID value found at the specified index.
46 *
47 * ib_get_cached_gid() fetches the specified GID table entry stored in
48 * the local software cache.
49 */
50int ib_get_cached_gid(struct ib_device *device,
51 u8 port_num,
52 int index,
53 union ib_gid *gid);
54
55/**
56 * ib_find_cached_gid - Returns the port number and GID table index where
57 * a specified GID value occurs.
58 * @device: The device to query.
59 * @gid: The GID value to search for.
60 * @port_num: The port number of the device where the GID value was found.
61 * @index: The index into the cached GID table where the GID was found. This
62 * parameter may be NULL.
63 *
64 * ib_find_cached_gid() searches for the specified GID value in
65 * the local software cache.
66 */
67int ib_find_cached_gid(struct ib_device *device,
68 union ib_gid *gid,
69 u8 *port_num,
70 u16 *index);
71
72/**
73 * ib_get_cached_pkey - Returns a cached PKey table entry
74 * @device: The device to query.
75 * @port_num: The port number of the device to query.
76 * @index: The index into the cached PKey table to query.
77 * @pkey: The PKey value found at the specified index.
78 *
79 * ib_get_cached_pkey() fetches the specified PKey table entry stored in
80 * the local software cache.
81 */
82int ib_get_cached_pkey(struct ib_device *device_handle,
83 u8 port_num,
84 int index,
85 u16 *pkey);
86
87/**
88 * ib_find_cached_pkey - Returns the PKey table index where a specified
89 * PKey value occurs.
90 * @device: The device to query.
91 * @port_num: The port number of the device to search for the PKey.
92 * @pkey: The PKey value to search for.
93 * @index: The index into the cached PKey table where the PKey was found.
94 *
95 * ib_find_cached_pkey() searches the specified PKey table in
96 * the local software cache.
97 */
98int ib_find_cached_pkey(struct ib_device *device,
99 u8 port_num,
100 u16 pkey,
101 u16 *index);
102
103#endif /* _IB_CACHE_H */
diff --git a/drivers/infiniband/include/ib_cm.h b/drivers/infiniband/include/ib_cm.h
deleted file mode 100644
index da650115e79a..000000000000
--- a/drivers/infiniband/include/ib_cm.h
+++ /dev/null
@@ -1,569 +0,0 @@
1/*
2 * Copyright (c) 2004 Intel Corporation. All rights reserved.
3 * Copyright (c) 2004 Topspin Corporation. All rights reserved.
4 * Copyright (c) 2004 Voltaire Corporation. All rights reserved.
5 * Copyright (c) 2005 Sun Microsystems, Inc. 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 * $Id: ib_cm.h 2730 2005-06-28 16:43:03Z sean.hefty $
36 */
37#if !defined(IB_CM_H)
38#define IB_CM_H
39
40#include <ib_mad.h>
41#include <ib_sa.h>
42
43enum ib_cm_state {
44 IB_CM_IDLE,
45 IB_CM_LISTEN,
46 IB_CM_REQ_SENT,
47 IB_CM_REQ_RCVD,
48 IB_CM_MRA_REQ_SENT,
49 IB_CM_MRA_REQ_RCVD,
50 IB_CM_REP_SENT,
51 IB_CM_REP_RCVD,
52 IB_CM_MRA_REP_SENT,
53 IB_CM_MRA_REP_RCVD,
54 IB_CM_ESTABLISHED,
55 IB_CM_DREQ_SENT,
56 IB_CM_DREQ_RCVD,
57 IB_CM_TIMEWAIT,
58 IB_CM_SIDR_REQ_SENT,
59 IB_CM_SIDR_REQ_RCVD
60};
61
62enum ib_cm_lap_state {
63 IB_CM_LAP_IDLE,
64 IB_CM_LAP_SENT,
65 IB_CM_LAP_RCVD,
66 IB_CM_MRA_LAP_SENT,
67 IB_CM_MRA_LAP_RCVD,
68};
69
70enum ib_cm_event_type {
71 IB_CM_REQ_ERROR,
72 IB_CM_REQ_RECEIVED,
73 IB_CM_REP_ERROR,
74 IB_CM_REP_RECEIVED,
75 IB_CM_RTU_RECEIVED,
76 IB_CM_USER_ESTABLISHED,
77 IB_CM_DREQ_ERROR,
78 IB_CM_DREQ_RECEIVED,
79 IB_CM_DREP_RECEIVED,
80 IB_CM_TIMEWAIT_EXIT,
81 IB_CM_MRA_RECEIVED,
82 IB_CM_REJ_RECEIVED,
83 IB_CM_LAP_ERROR,
84 IB_CM_LAP_RECEIVED,
85 IB_CM_APR_RECEIVED,
86 IB_CM_SIDR_REQ_ERROR,
87 IB_CM_SIDR_REQ_RECEIVED,
88 IB_CM_SIDR_REP_RECEIVED
89};
90
91enum ib_cm_data_size {
92 IB_CM_REQ_PRIVATE_DATA_SIZE = 92,
93 IB_CM_MRA_PRIVATE_DATA_SIZE = 222,
94 IB_CM_REJ_PRIVATE_DATA_SIZE = 148,
95 IB_CM_REP_PRIVATE_DATA_SIZE = 196,
96 IB_CM_RTU_PRIVATE_DATA_SIZE = 224,
97 IB_CM_DREQ_PRIVATE_DATA_SIZE = 220,
98 IB_CM_DREP_PRIVATE_DATA_SIZE = 224,
99 IB_CM_REJ_ARI_LENGTH = 72,
100 IB_CM_LAP_PRIVATE_DATA_SIZE = 168,
101 IB_CM_APR_PRIVATE_DATA_SIZE = 148,
102 IB_CM_APR_INFO_LENGTH = 72,
103 IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216,
104 IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136,
105 IB_CM_SIDR_REP_INFO_LENGTH = 72
106};
107
108struct ib_cm_id;
109
110struct ib_cm_req_event_param {
111 struct ib_cm_id *listen_id;
112 struct ib_device *device;
113 u8 port;
114
115 struct ib_sa_path_rec *primary_path;
116 struct ib_sa_path_rec *alternate_path;
117
118 u64 remote_ca_guid;
119 u32 remote_qkey;
120 u32 remote_qpn;
121 enum ib_qp_type qp_type;
122
123 u32 starting_psn;
124 u8 responder_resources;
125 u8 initiator_depth;
126 unsigned int local_cm_response_timeout:5;
127 unsigned int flow_control:1;
128 unsigned int remote_cm_response_timeout:5;
129 unsigned int retry_count:3;
130 unsigned int rnr_retry_count:3;
131 unsigned int srq:1;
132};
133
134struct ib_cm_rep_event_param {
135 u64 remote_ca_guid;
136 u32 remote_qkey;
137 u32 remote_qpn;
138 u32 starting_psn;
139 u8 responder_resources;
140 u8 initiator_depth;
141 unsigned int target_ack_delay:5;
142 unsigned int failover_accepted:2;
143 unsigned int flow_control:1;
144 unsigned int rnr_retry_count:3;
145 unsigned int srq:1;
146};
147
148enum ib_cm_rej_reason {
149 IB_CM_REJ_NO_QP = __constant_htons(1),
150 IB_CM_REJ_NO_EEC = __constant_htons(2),
151 IB_CM_REJ_NO_RESOURCES = __constant_htons(3),
152 IB_CM_REJ_TIMEOUT = __constant_htons(4),
153 IB_CM_REJ_UNSUPPORTED = __constant_htons(5),
154 IB_CM_REJ_INVALID_COMM_ID = __constant_htons(6),
155 IB_CM_REJ_INVALID_COMM_INSTANCE = __constant_htons(7),
156 IB_CM_REJ_INVALID_SERVICE_ID = __constant_htons(8),
157 IB_CM_REJ_INVALID_TRANSPORT_TYPE = __constant_htons(9),
158 IB_CM_REJ_STALE_CONN = __constant_htons(10),
159 IB_CM_REJ_RDC_NOT_EXIST = __constant_htons(11),
160 IB_CM_REJ_INVALID_GID = __constant_htons(12),
161 IB_CM_REJ_INVALID_LID = __constant_htons(13),
162 IB_CM_REJ_INVALID_SL = __constant_htons(14),
163 IB_CM_REJ_INVALID_TRAFFIC_CLASS = __constant_htons(15),
164 IB_CM_REJ_INVALID_HOP_LIMIT = __constant_htons(16),
165 IB_CM_REJ_INVALID_PACKET_RATE = __constant_htons(17),
166 IB_CM_REJ_INVALID_ALT_GID = __constant_htons(18),
167 IB_CM_REJ_INVALID_ALT_LID = __constant_htons(19),
168 IB_CM_REJ_INVALID_ALT_SL = __constant_htons(20),
169 IB_CM_REJ_INVALID_ALT_TRAFFIC_CLASS = __constant_htons(21),
170 IB_CM_REJ_INVALID_ALT_HOP_LIMIT = __constant_htons(22),
171 IB_CM_REJ_INVALID_ALT_PACKET_RATE = __constant_htons(23),
172 IB_CM_REJ_PORT_CM_REDIRECT = __constant_htons(24),
173 IB_CM_REJ_PORT_REDIRECT = __constant_htons(25),
174 IB_CM_REJ_INVALID_MTU = __constant_htons(26),
175 IB_CM_REJ_INSUFFICIENT_RESP_RESOURCES = __constant_htons(27),
176 IB_CM_REJ_CONSUMER_DEFINED = __constant_htons(28),
177 IB_CM_REJ_INVALID_RNR_RETRY = __constant_htons(29),
178 IB_CM_REJ_DUPLICATE_LOCAL_COMM_ID = __constant_htons(30),
179 IB_CM_REJ_INVALID_CLASS_VERSION = __constant_htons(31),
180 IB_CM_REJ_INVALID_FLOW_LABEL = __constant_htons(32),
181 IB_CM_REJ_INVALID_ALT_FLOW_LABEL = __constant_htons(33)
182};
183
184struct ib_cm_rej_event_param {
185 enum ib_cm_rej_reason reason;
186 void *ari;
187 u8 ari_length;
188};
189
190struct ib_cm_mra_event_param {
191 u8 service_timeout;
192};
193
194struct ib_cm_lap_event_param {
195 struct ib_sa_path_rec *alternate_path;
196};
197
198enum ib_cm_apr_status {
199 IB_CM_APR_SUCCESS,
200 IB_CM_APR_INVALID_COMM_ID,
201 IB_CM_APR_UNSUPPORTED,
202 IB_CM_APR_REJECT,
203 IB_CM_APR_REDIRECT,
204 IB_CM_APR_IS_CURRENT,
205 IB_CM_APR_INVALID_QPN_EECN,
206 IB_CM_APR_INVALID_LID,
207 IB_CM_APR_INVALID_GID,
208 IB_CM_APR_INVALID_FLOW_LABEL,
209 IB_CM_APR_INVALID_TCLASS,
210 IB_CM_APR_INVALID_HOP_LIMIT,
211 IB_CM_APR_INVALID_PACKET_RATE,
212 IB_CM_APR_INVALID_SL
213};
214
215struct ib_cm_apr_event_param {
216 enum ib_cm_apr_status ap_status;
217 void *apr_info;
218 u8 info_len;
219};
220
221struct ib_cm_sidr_req_event_param {
222 struct ib_cm_id *listen_id;
223 struct ib_device *device;
224 u8 port;
225
226 u16 pkey;
227};
228
229enum ib_cm_sidr_status {
230 IB_SIDR_SUCCESS,
231 IB_SIDR_UNSUPPORTED,
232 IB_SIDR_REJECT,
233 IB_SIDR_NO_QP,
234 IB_SIDR_REDIRECT,
235 IB_SIDR_UNSUPPORTED_VERSION
236};
237
238struct ib_cm_sidr_rep_event_param {
239 enum ib_cm_sidr_status status;
240 u32 qkey;
241 u32 qpn;
242 void *info;
243 u8 info_len;
244
245};
246
247struct ib_cm_event {
248 enum ib_cm_event_type event;
249 union {
250 struct ib_cm_req_event_param req_rcvd;
251 struct ib_cm_rep_event_param rep_rcvd;
252 /* No data for RTU received events. */
253 struct ib_cm_rej_event_param rej_rcvd;
254 struct ib_cm_mra_event_param mra_rcvd;
255 struct ib_cm_lap_event_param lap_rcvd;
256 struct ib_cm_apr_event_param apr_rcvd;
257 /* No data for DREQ/DREP received events. */
258 struct ib_cm_sidr_req_event_param sidr_req_rcvd;
259 struct ib_cm_sidr_rep_event_param sidr_rep_rcvd;
260 enum ib_wc_status send_status;
261 } param;
262
263 void *private_data;
264};
265
266/**
267 * ib_cm_handler - User-defined callback to process communication events.
268 * @cm_id: Communication identifier associated with the reported event.
269 * @event: Information about the communication event.
270 *
271 * IB_CM_REQ_RECEIVED and IB_CM_SIDR_REQ_RECEIVED communication events
272 * generated as a result of listen requests result in the allocation of a
273 * new @cm_id. The new @cm_id is returned to the user through this callback.
274 * Clients are responsible for destroying the new @cm_id. For peer-to-peer
275 * IB_CM_REQ_RECEIVED and all other events, the returned @cm_id corresponds
276 * to a user's existing communication identifier.
277 *
278 * Users may not call ib_destroy_cm_id while in the context of this callback;
279 * however, returning a non-zero value instructs the communication manager to
280 * destroy the @cm_id after the callback completes.
281 */
282typedef int (*ib_cm_handler)(struct ib_cm_id *cm_id,
283 struct ib_cm_event *event);
284
285struct ib_cm_id {
286 ib_cm_handler cm_handler;
287 void *context;
288 u64 service_id;
289 u64 service_mask;
290 enum ib_cm_state state; /* internal CM/debug use */
291 enum ib_cm_lap_state lap_state; /* internal CM/debug use */
292 u32 local_id;
293 u32 remote_id;
294};
295
296/**
297 * ib_create_cm_id - Allocate a communication identifier.
298 * @cm_handler: Callback invoked to notify the user of CM events.
299 * @context: User specified context associated with the communication
300 * identifier.
301 *
302 * Communication identifiers are used to track connection states, service
303 * ID resolution requests, and listen requests.
304 */
305struct ib_cm_id *ib_create_cm_id(ib_cm_handler cm_handler,
306 void *context);
307
308/**
309 * ib_destroy_cm_id - Destroy a connection identifier.
310 * @cm_id: Connection identifier to destroy.
311 *
312 * This call blocks until the connection identifier is destroyed.
313 */
314void ib_destroy_cm_id(struct ib_cm_id *cm_id);
315
316#define IB_SERVICE_ID_AGN_MASK __constant_cpu_to_be64(0xFF00000000000000ULL)
317#define IB_CM_ASSIGN_SERVICE_ID __constant_cpu_to_be64(0x0200000000000000ULL)
318
319/**
320 * ib_cm_listen - Initiates listening on the specified service ID for
321 * connection and service ID resolution requests.
322 * @cm_id: Connection identifier associated with the listen request.
323 * @service_id: Service identifier matched against incoming connection
324 * and service ID resolution requests. The service ID should be specified
325 * network-byte order. If set to IB_CM_ASSIGN_SERVICE_ID, the CM will
326 * assign a service ID to the caller.
327 * @service_mask: Mask applied to service ID used to listen across a
328 * range of service IDs. If set to 0, the service ID is matched
329 * exactly. This parameter is ignored if %service_id is set to
330 * IB_CM_ASSIGN_SERVICE_ID.
331 */
332int ib_cm_listen(struct ib_cm_id *cm_id,
333 u64 service_id,
334 u64 service_mask);
335
336struct ib_cm_req_param {
337 struct ib_sa_path_rec *primary_path;
338 struct ib_sa_path_rec *alternate_path;
339 u64 service_id;
340 u32 qp_num;
341 enum ib_qp_type qp_type;
342 u32 starting_psn;
343 const void *private_data;
344 u8 private_data_len;
345 u8 peer_to_peer;
346 u8 responder_resources;
347 u8 initiator_depth;
348 u8 remote_cm_response_timeout;
349 u8 flow_control;
350 u8 local_cm_response_timeout;
351 u8 retry_count;
352 u8 rnr_retry_count;
353 u8 max_cm_retries;
354 u8 srq;
355};
356
357/**
358 * ib_send_cm_req - Sends a connection request to the remote node.
359 * @cm_id: Connection identifier that will be associated with the
360 * connection request.
361 * @param: Connection request information needed to establish the
362 * connection.
363 */
364int ib_send_cm_req(struct ib_cm_id *cm_id,
365 struct ib_cm_req_param *param);
366
367struct ib_cm_rep_param {
368 u32 qp_num;
369 u32 starting_psn;
370 const void *private_data;
371 u8 private_data_len;
372 u8 responder_resources;
373 u8 initiator_depth;
374 u8 target_ack_delay;
375 u8 failover_accepted;
376 u8 flow_control;
377 u8 rnr_retry_count;
378 u8 srq;
379};
380
381/**
382 * ib_send_cm_rep - Sends a connection reply in response to a connection
383 * request.
384 * @cm_id: Connection identifier that will be associated with the
385 * connection request.
386 * @param: Connection reply information needed to establish the
387 * connection.
388 */
389int ib_send_cm_rep(struct ib_cm_id *cm_id,
390 struct ib_cm_rep_param *param);
391
392/**
393 * ib_send_cm_rtu - Sends a connection ready to use message in response
394 * to a connection reply message.
395 * @cm_id: Connection identifier associated with the connection request.
396 * @private_data: Optional user-defined private data sent with the
397 * ready to use message.
398 * @private_data_len: Size of the private data buffer, in bytes.
399 */
400int ib_send_cm_rtu(struct ib_cm_id *cm_id,
401 const void *private_data,
402 u8 private_data_len);
403
404/**
405 * ib_send_cm_dreq - Sends a disconnection request for an existing
406 * connection.
407 * @cm_id: Connection identifier associated with the connection being
408 * released.
409 * @private_data: Optional user-defined private data sent with the
410 * disconnection request message.
411 * @private_data_len: Size of the private data buffer, in bytes.
412 */
413int ib_send_cm_dreq(struct ib_cm_id *cm_id,
414 const void *private_data,
415 u8 private_data_len);
416
417/**
418 * ib_send_cm_drep - Sends a disconnection reply to a disconnection request.
419 * @cm_id: Connection identifier associated with the connection being
420 * released.
421 * @private_data: Optional user-defined private data sent with the
422 * disconnection reply message.
423 * @private_data_len: Size of the private data buffer, in bytes.
424 *
425 * If the cm_id is in the correct state, the CM will transition the connection
426 * to the timewait state, even if an error occurs sending the DREP message.
427 */
428int ib_send_cm_drep(struct ib_cm_id *cm_id,
429 const void *private_data,
430 u8 private_data_len);
431
432/**
433 * ib_cm_establish - Forces a connection state to established.
434 * @cm_id: Connection identifier to transition to established.
435 *
436 * This routine should be invoked by users who receive messages on a
437 * connected QP before an RTU has been received.
438 */
439int ib_cm_establish(struct ib_cm_id *cm_id);
440
441/**
442 * ib_send_cm_rej - Sends a connection rejection message to the
443 * remote node.
444 * @cm_id: Connection identifier associated with the connection being
445 * rejected.
446 * @reason: Reason for the connection request rejection.
447 * @ari: Optional additional rejection information.
448 * @ari_length: Size of the additional rejection information, in bytes.
449 * @private_data: Optional user-defined private data sent with the
450 * rejection message.
451 * @private_data_len: Size of the private data buffer, in bytes.
452 */
453int ib_send_cm_rej(struct ib_cm_id *cm_id,
454 enum ib_cm_rej_reason reason,
455 void *ari,
456 u8 ari_length,
457 const void *private_data,
458 u8 private_data_len);
459
460/**
461 * ib_send_cm_mra - Sends a message receipt acknowledgement to a connection
462 * message.
463 * @cm_id: Connection identifier associated with the connection message.
464 * @service_timeout: The maximum time required for the sender to reply to
465 * to the connection message.
466 * @private_data: Optional user-defined private data sent with the
467 * message receipt acknowledgement.
468 * @private_data_len: Size of the private data buffer, in bytes.
469 */
470int ib_send_cm_mra(struct ib_cm_id *cm_id,
471 u8 service_timeout,
472 const void *private_data,
473 u8 private_data_len);
474
475/**
476 * ib_send_cm_lap - Sends a load alternate path request.
477 * @cm_id: Connection identifier associated with the load alternate path
478 * message.
479 * @alternate_path: A path record that identifies the alternate path to
480 * load.
481 * @private_data: Optional user-defined private data sent with the
482 * load alternate path message.
483 * @private_data_len: Size of the private data buffer, in bytes.
484 */
485int ib_send_cm_lap(struct ib_cm_id *cm_id,
486 struct ib_sa_path_rec *alternate_path,
487 const void *private_data,
488 u8 private_data_len);
489
490/**
491 * ib_cm_init_qp_attr - Initializes the QP attributes for use in transitioning
492 * to a specified QP state.
493 * @cm_id: Communication identifier associated with the QP attributes to
494 * initialize.
495 * @qp_attr: On input, specifies the desired QP state. On output, the
496 * mandatory and desired optional attributes will be set in order to
497 * modify the QP to the specified state.
498 * @qp_attr_mask: The QP attribute mask that may be used to transition the
499 * QP to the specified state.
500 *
501 * Users must set the @qp_attr->qp_state to the desired QP state. This call
502 * will set all required attributes for the given transition, along with
503 * known optional attributes. Users may override the attributes returned from
504 * this call before calling ib_modify_qp.
505 */
506int ib_cm_init_qp_attr(struct ib_cm_id *cm_id,
507 struct ib_qp_attr *qp_attr,
508 int *qp_attr_mask);
509
510/**
511 * ib_send_cm_apr - Sends an alternate path response message in response to
512 * a load alternate path request.
513 * @cm_id: Connection identifier associated with the alternate path response.
514 * @status: Reply status sent with the alternate path response.
515 * @info: Optional additional information sent with the alternate path
516 * response.
517 * @info_length: Size of the additional information, in bytes.
518 * @private_data: Optional user-defined private data sent with the
519 * alternate path response message.
520 * @private_data_len: Size of the private data buffer, in bytes.
521 */
522int ib_send_cm_apr(struct ib_cm_id *cm_id,
523 enum ib_cm_apr_status status,
524 void *info,
525 u8 info_length,
526 const void *private_data,
527 u8 private_data_len);
528
529struct ib_cm_sidr_req_param {
530 struct ib_sa_path_rec *path;
531 u64 service_id;
532 int timeout_ms;
533 const void *private_data;
534 u8 private_data_len;
535 u8 max_cm_retries;
536 u16 pkey;
537};
538
539/**
540 * ib_send_cm_sidr_req - Sends a service ID resolution request to the
541 * remote node.
542 * @cm_id: Communication identifier that will be associated with the
543 * service ID resolution request.
544 * @param: Service ID resolution request information.
545 */
546int ib_send_cm_sidr_req(struct ib_cm_id *cm_id,
547 struct ib_cm_sidr_req_param *param);
548
549struct ib_cm_sidr_rep_param {
550 u32 qp_num;
551 u32 qkey;
552 enum ib_cm_sidr_status status;
553 const void *info;
554 u8 info_length;
555 const void *private_data;
556 u8 private_data_len;
557};
558
559/**
560 * ib_send_cm_sidr_rep - Sends a service ID resolution request to the
561 * remote node.
562 * @cm_id: Communication identifier associated with the received service ID
563 * resolution request.
564 * @param: Service ID resolution reply information.
565 */
566int ib_send_cm_sidr_rep(struct ib_cm_id *cm_id,
567 struct ib_cm_sidr_rep_param *param);
568
569#endif /* IB_CM_H */
diff --git a/drivers/infiniband/include/ib_fmr_pool.h b/drivers/infiniband/include/ib_fmr_pool.h
deleted file mode 100644
index 6c9e24d6e144..000000000000
--- a/drivers/infiniband/include/ib_fmr_pool.h
+++ /dev/null
@@ -1,93 +0,0 @@
1/*
2 * Copyright (c) 2004 Topspin Corporation. All rights reserved.
3 * Copyright (c) 2005 Sun Microsystems, 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 * $Id: ib_fmr_pool.h 2730 2005-06-28 16:43:03Z sean.hefty $
34 */
35
36#if !defined(IB_FMR_POOL_H)
37#define IB_FMR_POOL_H
38
39#include <ib_verbs.h>
40
41struct ib_fmr_pool;
42
43/**
44 * struct ib_fmr_pool_param - Parameters for creating FMR pool
45 * @max_pages_per_fmr:Maximum number of pages per map request.
46 * @access:Access flags for FMRs in pool.
47 * @pool_size:Number of FMRs to allocate for pool.
48 * @dirty_watermark:Flush is triggered when @dirty_watermark dirty
49 * FMRs are present.
50 * @flush_function:Callback called when unmapped FMRs are flushed and
51 * more FMRs are possibly available for mapping
52 * @flush_arg:Context passed to user's flush function.
53 * @cache:If set, FMRs may be reused after unmapping for identical map
54 * requests.
55 */
56struct ib_fmr_pool_param {
57 int max_pages_per_fmr;
58 enum ib_access_flags access;
59 int pool_size;
60 int dirty_watermark;
61 void (*flush_function)(struct ib_fmr_pool *pool,
62 void * arg);
63 void *flush_arg;
64 unsigned cache:1;
65};
66
67struct ib_pool_fmr {
68 struct ib_fmr *fmr;
69 struct ib_fmr_pool *pool;
70 struct list_head list;
71 struct hlist_node cache_node;
72 int ref_count;
73 int remap_count;
74 u64 io_virtual_address;
75 int page_list_len;
76 u64 page_list[0];
77};
78
79struct ib_fmr_pool *ib_create_fmr_pool(struct ib_pd *pd,
80 struct ib_fmr_pool_param *params);
81
82void ib_destroy_fmr_pool(struct ib_fmr_pool *pool);
83
84int ib_flush_fmr_pool(struct ib_fmr_pool *pool);
85
86struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle,
87 u64 *page_list,
88 int list_len,
89 u64 *io_virtual_address);
90
91int ib_fmr_pool_unmap(struct ib_pool_fmr *fmr);
92
93#endif /* IB_FMR_POOL_H */
diff --git a/drivers/infiniband/include/ib_mad.h b/drivers/infiniband/include/ib_mad.h
deleted file mode 100644
index 491b6f25b3b8..000000000000
--- a/drivers/infiniband/include/ib_mad.h
+++ /dev/null
@@ -1,577 +0,0 @@
1/*
2 * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
3 * Copyright (c) 2004 Infinicon Corporation. All rights reserved.
4 * Copyright (c) 2004 Intel Corporation. All rights reserved.
5 * Copyright (c) 2004 Topspin Corporation. All rights reserved.
6 * Copyright (c) 2004 Voltaire Corporation. All rights reserved.
7 *
8 * This software is available to you under a choice of one of two
9 * licenses. You may choose to be licensed under the terms of the GNU
10 * General Public License (GPL) Version 2, available from the file
11 * COPYING in the main directory of this source tree, or the
12 * OpenIB.org BSD license below:
13 *
14 * Redistribution and use in source and binary forms, with or
15 * without modification, are permitted provided that the following
16 * conditions are met:
17 *
18 * - Redistributions of source code must retain the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer.
21 *
22 * - Redistributions in binary form must reproduce the above
23 * copyright notice, this list of conditions and the following
24 * disclaimer in the documentation and/or other materials
25 * provided with the distribution.
26 *
27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
28 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
30 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
31 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
32 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
33 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 * SOFTWARE.
35 *
36 * $Id: ib_mad.h 2775 2005-07-02 13:42:12Z halr $
37 */
38
39#if !defined( IB_MAD_H )
40#define IB_MAD_H
41
42#include <linux/pci.h>
43
44#include <ib_verbs.h>
45
46/* Management base version */
47#define IB_MGMT_BASE_VERSION 1
48
49/* Management classes */
50#define IB_MGMT_CLASS_SUBN_LID_ROUTED 0x01
51#define IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE 0x81
52#define IB_MGMT_CLASS_SUBN_ADM 0x03
53#define IB_MGMT_CLASS_PERF_MGMT 0x04
54#define IB_MGMT_CLASS_BM 0x05
55#define IB_MGMT_CLASS_DEVICE_MGMT 0x06
56#define IB_MGMT_CLASS_CM 0x07
57#define IB_MGMT_CLASS_SNMP 0x08
58#define IB_MGMT_CLASS_VENDOR_RANGE2_START 0x30
59#define IB_MGMT_CLASS_VENDOR_RANGE2_END 0x4F
60
61#define IB_OPENIB_OUI (0x001405)
62
63/* Management methods */
64#define IB_MGMT_METHOD_GET 0x01
65#define IB_MGMT_METHOD_SET 0x02
66#define IB_MGMT_METHOD_GET_RESP 0x81
67#define IB_MGMT_METHOD_SEND 0x03
68#define IB_MGMT_METHOD_TRAP 0x05
69#define IB_MGMT_METHOD_REPORT 0x06
70#define IB_MGMT_METHOD_REPORT_RESP 0x86
71#define IB_MGMT_METHOD_TRAP_REPRESS 0x07
72
73#define IB_MGMT_METHOD_RESP 0x80
74
75#define IB_MGMT_MAX_METHODS 128
76
77/* RMPP information */
78#define IB_MGMT_RMPP_VERSION 1
79
80#define IB_MGMT_RMPP_TYPE_DATA 1
81#define IB_MGMT_RMPP_TYPE_ACK 2
82#define IB_MGMT_RMPP_TYPE_STOP 3
83#define IB_MGMT_RMPP_TYPE_ABORT 4
84
85#define IB_MGMT_RMPP_FLAG_ACTIVE 1
86#define IB_MGMT_RMPP_FLAG_FIRST (1<<1)
87#define IB_MGMT_RMPP_FLAG_LAST (1<<2)
88
89#define IB_MGMT_RMPP_NO_RESPTIME 0x1F
90
91#define IB_MGMT_RMPP_STATUS_SUCCESS 0
92#define IB_MGMT_RMPP_STATUS_RESX 1
93#define IB_MGMT_RMPP_STATUS_T2L 118
94#define IB_MGMT_RMPP_STATUS_BAD_LEN 119
95#define IB_MGMT_RMPP_STATUS_BAD_SEG 120
96#define IB_MGMT_RMPP_STATUS_BADT 121
97#define IB_MGMT_RMPP_STATUS_W2S 122
98#define IB_MGMT_RMPP_STATUS_S2B 123
99#define IB_MGMT_RMPP_STATUS_BAD_STATUS 124
100#define IB_MGMT_RMPP_STATUS_UNV 125
101#define IB_MGMT_RMPP_STATUS_TMR 126
102#define IB_MGMT_RMPP_STATUS_UNSPEC 127
103
104#define IB_QP0 0
105#define IB_QP1 __constant_htonl(1)
106#define IB_QP1_QKEY 0x80010000
107#define IB_QP_SET_QKEY 0x80000000
108
109struct ib_mad_hdr {
110 u8 base_version;
111 u8 mgmt_class;
112 u8 class_version;
113 u8 method;
114 u16 status;
115 u16 class_specific;
116 u64 tid;
117 u16 attr_id;
118 u16 resv;
119 u32 attr_mod;
120};
121
122struct ib_rmpp_hdr {
123 u8 rmpp_version;
124 u8 rmpp_type;
125 u8 rmpp_rtime_flags;
126 u8 rmpp_status;
127 u32 seg_num;
128 u32 paylen_newwin;
129};
130
131typedef u64 __bitwise ib_sa_comp_mask;
132
133#define IB_SA_COMP_MASK(n) ((__force ib_sa_comp_mask) cpu_to_be64(1ull << n))
134
135/*
136 * ib_sa_hdr and ib_sa_mad structures must be packed because they have
137 * 64-bit fields that are only 32-bit aligned. 64-bit architectures will
138 * lay them out wrong otherwise. (And unfortunately they are sent on
139 * the wire so we can't change the layout)
140 */
141struct ib_sa_hdr {
142 u64 sm_key;
143 u16 attr_offset;
144 u16 reserved;
145 ib_sa_comp_mask comp_mask;
146} __attribute__ ((packed));
147
148struct ib_mad {
149 struct ib_mad_hdr mad_hdr;
150 u8 data[232];
151};
152
153struct ib_rmpp_mad {
154 struct ib_mad_hdr mad_hdr;
155 struct ib_rmpp_hdr rmpp_hdr;
156 u8 data[220];
157};
158
159struct ib_sa_mad {
160 struct ib_mad_hdr mad_hdr;
161 struct ib_rmpp_hdr rmpp_hdr;
162 struct ib_sa_hdr sa_hdr;
163 u8 data[200];
164} __attribute__ ((packed));
165
166struct ib_vendor_mad {
167 struct ib_mad_hdr mad_hdr;
168 struct ib_rmpp_hdr rmpp_hdr;
169 u8 reserved;
170 u8 oui[3];
171 u8 data[216];
172};
173
174/**
175 * ib_mad_send_buf - MAD data buffer and work request for sends.
176 * @mad: References an allocated MAD data buffer. The size of the data
177 * buffer is specified in the @send_wr.length field.
178 * @mapping: DMA mapping information.
179 * @mad_agent: MAD agent that allocated the buffer.
180 * @context: User-controlled context fields.
181 * @send_wr: An initialized work request structure used when sending the MAD.
182 * The wr_id field of the work request is initialized to reference this
183 * data structure.
184 * @sge: A scatter-gather list referenced by the work request.
185 *
186 * Users are responsible for initializing the MAD buffer itself, with the
187 * exception of specifying the payload length field in any RMPP MAD.
188 */
189struct ib_mad_send_buf {
190 struct ib_mad *mad;
191 DECLARE_PCI_UNMAP_ADDR(mapping)
192 struct ib_mad_agent *mad_agent;
193 void *context[2];
194 struct ib_send_wr send_wr;
195 struct ib_sge sge;
196};
197
198/**
199 * ib_get_rmpp_resptime - Returns the RMPP response time.
200 * @rmpp_hdr: An RMPP header.
201 */
202static inline u8 ib_get_rmpp_resptime(struct ib_rmpp_hdr *rmpp_hdr)
203{
204 return rmpp_hdr->rmpp_rtime_flags >> 3;
205}
206
207/**
208 * ib_get_rmpp_flags - Returns the RMPP flags.
209 * @rmpp_hdr: An RMPP header.
210 */
211static inline u8 ib_get_rmpp_flags(struct ib_rmpp_hdr *rmpp_hdr)
212{
213 return rmpp_hdr->rmpp_rtime_flags & 0x7;
214}
215
216/**
217 * ib_set_rmpp_resptime - Sets the response time in an RMPP header.
218 * @rmpp_hdr: An RMPP header.
219 * @rtime: The response time to set.
220 */
221static inline void ib_set_rmpp_resptime(struct ib_rmpp_hdr *rmpp_hdr, u8 rtime)
222{
223 rmpp_hdr->rmpp_rtime_flags = ib_get_rmpp_flags(rmpp_hdr) | (rtime << 3);
224}
225
226/**
227 * ib_set_rmpp_flags - Sets the flags in an RMPP header.
228 * @rmpp_hdr: An RMPP header.
229 * @flags: The flags to set.
230 */
231static inline void ib_set_rmpp_flags(struct ib_rmpp_hdr *rmpp_hdr, u8 flags)
232{
233 rmpp_hdr->rmpp_rtime_flags = (rmpp_hdr->rmpp_rtime_flags & 0xF1) |
234 (flags & 0x7);
235}
236
237struct ib_mad_agent;
238struct ib_mad_send_wc;
239struct ib_mad_recv_wc;
240
241/**
242 * ib_mad_send_handler - callback handler for a sent MAD.
243 * @mad_agent: MAD agent that sent the MAD.
244 * @mad_send_wc: Send work completion information on the sent MAD.
245 */
246typedef void (*ib_mad_send_handler)(struct ib_mad_agent *mad_agent,
247 struct ib_mad_send_wc *mad_send_wc);
248
249/**
250 * ib_mad_snoop_handler - Callback handler for snooping sent MADs.
251 * @mad_agent: MAD agent that snooped the MAD.
252 * @send_wr: Work request information on the sent MAD.
253 * @mad_send_wc: Work completion information on the sent MAD. Valid
254 * only for snooping that occurs on a send completion.
255 *
256 * Clients snooping MADs should not modify data referenced by the @send_wr
257 * or @mad_send_wc.
258 */
259typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent,
260 struct ib_send_wr *send_wr,
261 struct ib_mad_send_wc *mad_send_wc);
262
263/**
264 * ib_mad_recv_handler - callback handler for a received MAD.
265 * @mad_agent: MAD agent requesting the received MAD.
266 * @mad_recv_wc: Received work completion information on the received MAD.
267 *
268 * MADs received in response to a send request operation will be handed to
269 * the user after the send operation completes. All data buffers given
270 * to registered agents through this routine are owned by the receiving
271 * client, except for snooping agents. Clients snooping MADs should not
272 * modify the data referenced by @mad_recv_wc.
273 */
274typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent,
275 struct ib_mad_recv_wc *mad_recv_wc);
276
277/**
278 * ib_mad_agent - Used to track MAD registration with the access layer.
279 * @device: Reference to device registration is on.
280 * @qp: Reference to QP used for sending and receiving MADs.
281 * @mr: Memory region for system memory usable for DMA.
282 * @recv_handler: Callback handler for a received MAD.
283 * @send_handler: Callback handler for a sent MAD.
284 * @snoop_handler: Callback handler for snooped sent MADs.
285 * @context: User-specified context associated with this registration.
286 * @hi_tid: Access layer assigned transaction ID for this client.
287 * Unsolicited MADs sent by this client will have the upper 32-bits
288 * of their TID set to this value.
289 * @port_num: Port number on which QP is registered
290 * @rmpp_version: If set, indicates the RMPP version used by this agent.
291 */
292struct ib_mad_agent {
293 struct ib_device *device;
294 struct ib_qp *qp;
295 struct ib_mr *mr;
296 ib_mad_recv_handler recv_handler;
297 ib_mad_send_handler send_handler;
298 ib_mad_snoop_handler snoop_handler;
299 void *context;
300 u32 hi_tid;
301 u8 port_num;
302 u8 rmpp_version;
303};
304
305/**
306 * ib_mad_send_wc - MAD send completion information.
307 * @wr_id: Work request identifier associated with the send MAD request.
308 * @status: Completion status.
309 * @vendor_err: Optional vendor error information returned with a failed
310 * request.
311 */
312struct ib_mad_send_wc {
313 u64 wr_id;
314 enum ib_wc_status status;
315 u32 vendor_err;
316};
317
318/**
319 * ib_mad_recv_buf - received MAD buffer information.
320 * @list: Reference to next data buffer for a received RMPP MAD.
321 * @grh: References a data buffer containing the global route header.
322 * The data refereced by this buffer is only valid if the GRH is
323 * valid.
324 * @mad: References the start of the received MAD.
325 */
326struct ib_mad_recv_buf {
327 struct list_head list;
328 struct ib_grh *grh;
329 struct ib_mad *mad;
330};
331
332/**
333 * ib_mad_recv_wc - received MAD information.
334 * @wc: Completion information for the received data.
335 * @recv_buf: Specifies the location of the received data buffer(s).
336 * @rmpp_list: Specifies a list of RMPP reassembled received MAD buffers.
337 * @mad_len: The length of the received MAD, without duplicated headers.
338 *
339 * For received response, the wr_id field of the wc is set to the wr_id
340 * for the corresponding send request.
341 */
342struct ib_mad_recv_wc {
343 struct ib_wc *wc;
344 struct ib_mad_recv_buf recv_buf;
345 struct list_head rmpp_list;
346 int mad_len;
347};
348
349/**
350 * ib_mad_reg_req - MAD registration request
351 * @mgmt_class: Indicates which management class of MADs should be receive
352 * by the caller. This field is only required if the user wishes to
353 * receive unsolicited MADs, otherwise it should be 0.
354 * @mgmt_class_version: Indicates which version of MADs for the given
355 * management class to receive.
356 * @oui: Indicates IEEE OUI when mgmt_class is a vendor class
357 * in the range from 0x30 to 0x4f. Otherwise not used.
358 * @method_mask: The caller will receive unsolicited MADs for any method
359 * where @method_mask = 1.
360 */
361struct ib_mad_reg_req {
362 u8 mgmt_class;
363 u8 mgmt_class_version;
364 u8 oui[3];
365 DECLARE_BITMAP(method_mask, IB_MGMT_MAX_METHODS);
366};
367
368/**
369 * ib_register_mad_agent - Register to send/receive MADs.
370 * @device: The device to register with.
371 * @port_num: The port on the specified device to use.
372 * @qp_type: Specifies which QP to access. Must be either
373 * IB_QPT_SMI or IB_QPT_GSI.
374 * @mad_reg_req: Specifies which unsolicited MADs should be received
375 * by the caller. This parameter may be NULL if the caller only
376 * wishes to receive solicited responses.
377 * @rmpp_version: If set, indicates that the client will send
378 * and receive MADs that contain the RMPP header for the given version.
379 * If set to 0, indicates that RMPP is not used by this client.
380 * @send_handler: The completion callback routine invoked after a send
381 * request has completed.
382 * @recv_handler: The completion callback routine invoked for a received
383 * MAD.
384 * @context: User specified context associated with the registration.
385 */
386struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
387 u8 port_num,
388 enum ib_qp_type qp_type,
389 struct ib_mad_reg_req *mad_reg_req,
390 u8 rmpp_version,
391 ib_mad_send_handler send_handler,
392 ib_mad_recv_handler recv_handler,
393 void *context);
394
395enum ib_mad_snoop_flags {
396 /*IB_MAD_SNOOP_POSTED_SENDS = 1,*/
397 /*IB_MAD_SNOOP_RMPP_SENDS = (1<<1),*/
398 IB_MAD_SNOOP_SEND_COMPLETIONS = (1<<2),
399 /*IB_MAD_SNOOP_RMPP_SEND_COMPLETIONS = (1<<3),*/
400 IB_MAD_SNOOP_RECVS = (1<<4)
401 /*IB_MAD_SNOOP_RMPP_RECVS = (1<<5),*/
402 /*IB_MAD_SNOOP_REDIRECTED_QPS = (1<<6)*/
403};
404
405/**
406 * ib_register_mad_snoop - Register to snoop sent and received MADs.
407 * @device: The device to register with.
408 * @port_num: The port on the specified device to use.
409 * @qp_type: Specifies which QP traffic to snoop. Must be either
410 * IB_QPT_SMI or IB_QPT_GSI.
411 * @mad_snoop_flags: Specifies information where snooping occurs.
412 * @send_handler: The callback routine invoked for a snooped send.
413 * @recv_handler: The callback routine invoked for a snooped receive.
414 * @context: User specified context associated with the registration.
415 */
416struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device,
417 u8 port_num,
418 enum ib_qp_type qp_type,
419 int mad_snoop_flags,
420 ib_mad_snoop_handler snoop_handler,
421 ib_mad_recv_handler recv_handler,
422 void *context);
423
424/**
425 * ib_unregister_mad_agent - Unregisters a client from using MAD services.
426 * @mad_agent: Corresponding MAD registration request to deregister.
427 *
428 * After invoking this routine, MAD services are no longer usable by the
429 * client on the associated QP.
430 */
431int ib_unregister_mad_agent(struct ib_mad_agent *mad_agent);
432
433/**
434 * ib_post_send_mad - Posts MAD(s) to the send queue of the QP associated
435 * with the registered client.
436 * @mad_agent: Specifies the associated registration to post the send to.
437 * @send_wr: Specifies the information needed to send the MAD(s).
438 * @bad_send_wr: Specifies the MAD on which an error was encountered.
439 *
440 * Sent MADs are not guaranteed to complete in the order that they were posted.
441 *
442 * If the MAD requires RMPP, the data buffer should contain a single copy
443 * of the common MAD, RMPP, and class specific headers, followed by the class
444 * defined data. If the class defined data would not divide evenly into
445 * RMPP segments, then space must be allocated at the end of the referenced
446 * buffer for any required padding. To indicate the amount of class defined
447 * data being transferred, the paylen_newwin field in the RMPP header should
448 * be set to the size of the class specific header plus the amount of class
449 * defined data being transferred. The paylen_newwin field should be
450 * specified in network-byte order.
451 */
452int ib_post_send_mad(struct ib_mad_agent *mad_agent,
453 struct ib_send_wr *send_wr,
454 struct ib_send_wr **bad_send_wr);
455
456/**
457 * ib_coalesce_recv_mad - Coalesces received MAD data into a single buffer.
458 * @mad_recv_wc: Work completion information for a received MAD.
459 * @buf: User-provided data buffer to receive the coalesced buffers. The
460 * referenced buffer should be at least the size of the mad_len specified
461 * by @mad_recv_wc.
462 *
463 * This call copies a chain of received MAD segments into a single data buffer,
464 * removing duplicated headers.
465 */
466void ib_coalesce_recv_mad(struct ib_mad_recv_wc *mad_recv_wc, void *buf);
467
468/**
469 * ib_free_recv_mad - Returns data buffers used to receive a MAD.
470 * @mad_recv_wc: Work completion information for a received MAD.
471 *
472 * Clients receiving MADs through their ib_mad_recv_handler must call this
473 * routine to return the work completion buffers to the access layer.
474 */
475void ib_free_recv_mad(struct ib_mad_recv_wc *mad_recv_wc);
476
477/**
478 * ib_cancel_mad - Cancels an outstanding send MAD operation.
479 * @mad_agent: Specifies the registration associated with sent MAD.
480 * @wr_id: Indicates the work request identifier of the MAD to cancel.
481 *
482 * MADs will be returned to the user through the corresponding
483 * ib_mad_send_handler.
484 */
485void ib_cancel_mad(struct ib_mad_agent *mad_agent, u64 wr_id);
486
487/**
488 * ib_modify_mad - Modifies an outstanding send MAD operation.
489 * @mad_agent: Specifies the registration associated with sent MAD.
490 * @wr_id: Indicates the work request identifier of the MAD to modify.
491 * @timeout_ms: New timeout value for sent MAD.
492 *
493 * This call will reset the timeout value for a sent MAD to the specified
494 * value.
495 */
496int ib_modify_mad(struct ib_mad_agent *mad_agent, u64 wr_id, u32 timeout_ms);
497
498/**
499 * ib_redirect_mad_qp - Registers a QP for MAD services.
500 * @qp: Reference to a QP that requires MAD services.
501 * @rmpp_version: If set, indicates that the client will send
502 * and receive MADs that contain the RMPP header for the given version.
503 * If set to 0, indicates that RMPP is not used by this client.
504 * @send_handler: The completion callback routine invoked after a send
505 * request has completed.
506 * @recv_handler: The completion callback routine invoked for a received
507 * MAD.
508 * @context: User specified context associated with the registration.
509 *
510 * Use of this call allows clients to use MAD services, such as RMPP,
511 * on user-owned QPs. After calling this routine, users may send
512 * MADs on the specified QP by calling ib_mad_post_send.
513 */
514struct ib_mad_agent *ib_redirect_mad_qp(struct ib_qp *qp,
515 u8 rmpp_version,
516 ib_mad_send_handler send_handler,
517 ib_mad_recv_handler recv_handler,
518 void *context);
519
520/**
521 * ib_process_mad_wc - Processes a work completion associated with a
522 * MAD sent or received on a redirected QP.
523 * @mad_agent: Specifies the registered MAD service using the redirected QP.
524 * @wc: References a work completion associated with a sent or received
525 * MAD segment.
526 *
527 * This routine is used to complete or continue processing on a MAD request.
528 * If the work completion is associated with a send operation, calling
529 * this routine is required to continue an RMPP transfer or to wait for a
530 * corresponding response, if it is a request. If the work completion is
531 * associated with a receive operation, calling this routine is required to
532 * process an inbound or outbound RMPP transfer, or to match a response MAD
533 * with its corresponding request.
534 */
535int ib_process_mad_wc(struct ib_mad_agent *mad_agent,
536 struct ib_wc *wc);
537
538/**
539 * ib_create_send_mad - Allocate and initialize a data buffer and work request
540 * for sending a MAD.
541 * @mad_agent: Specifies the registered MAD service to associate with the MAD.
542 * @remote_qpn: Specifies the QPN of the receiving node.
543 * @pkey_index: Specifies which PKey the MAD will be sent using. This field
544 * is valid only if the remote_qpn is QP 1.
545 * @ah: References the address handle used to transfer to the remote node.
546 * @rmpp_active: Indicates if the send will enable RMPP.
547 * @hdr_len: Indicates the size of the data header of the MAD. This length
548 * should include the common MAD header, RMPP header, plus any class
549 * specific header.
550 * @data_len: Indicates the size of any user-transferred data. The call will
551 * automatically adjust the allocated buffer size to account for any
552 * additional padding that may be necessary.
553 * @gfp_mask: GFP mask used for the memory allocation.
554 *
555 * This is a helper routine that may be used to allocate a MAD. Users are
556 * not required to allocate outbound MADs using this call. The returned
557 * MAD send buffer will reference a data buffer usable for sending a MAD, along
558 * with an initialized work request structure. Users may modify the returned
559 * MAD data buffer or work request before posting the send.
560 *
561 * The returned data buffer will be cleared. Users are responsible for
562 * initializing the common MAD and any class specific headers. If @rmpp_active
563 * is set, the RMPP header will be initialized for sending.
564 */
565struct ib_mad_send_buf * ib_create_send_mad(struct ib_mad_agent *mad_agent,
566 u32 remote_qpn, u16 pkey_index,
567 struct ib_ah *ah, int rmpp_active,
568 int hdr_len, int data_len,
569 unsigned int __nocast gfp_mask);
570
571/**
572 * ib_free_send_mad - Returns data buffers used to send a MAD.
573 * @send_buf: Previously allocated send data buffer.
574 */
575void ib_free_send_mad(struct ib_mad_send_buf *send_buf);
576
577#endif /* IB_MAD_H */
diff --git a/drivers/infiniband/include/ib_pack.h b/drivers/infiniband/include/ib_pack.h
deleted file mode 100644
index fe480f3e8654..000000000000
--- a/drivers/infiniband/include/ib_pack.h
+++ /dev/null
@@ -1,245 +0,0 @@
1/*
2 * Copyright (c) 2004 Topspin 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 * $Id: ib_pack.h 1349 2004-12-16 21:09:43Z roland $
33 */
34
35#ifndef IB_PACK_H
36#define IB_PACK_H
37
38#include <ib_verbs.h>
39
40enum {
41 IB_LRH_BYTES = 8,
42 IB_GRH_BYTES = 40,
43 IB_BTH_BYTES = 12,
44 IB_DETH_BYTES = 8
45};
46
47struct ib_field {
48 size_t struct_offset_bytes;
49 size_t struct_size_bytes;
50 int offset_words;
51 int offset_bits;
52 int size_bits;
53 char *field_name;
54};
55
56#define RESERVED \
57 .field_name = "reserved"
58
59/*
60 * This macro cleans up the definitions of constants for BTH opcodes.
61 * It is used to define constants such as IB_OPCODE_UD_SEND_ONLY,
62 * which becomes IB_OPCODE_UD + IB_OPCODE_SEND_ONLY, and this gives
63 * the correct value.
64 *
65 * In short, user code should use the constants defined using the
66 * macro rather than worrying about adding together other constants.
67*/
68#define IB_OPCODE(transport, op) \
69 IB_OPCODE_ ## transport ## _ ## op = \
70 IB_OPCODE_ ## transport + IB_OPCODE_ ## op
71
72enum {
73 /* transport types -- just used to define real constants */
74 IB_OPCODE_RC = 0x00,
75 IB_OPCODE_UC = 0x20,
76 IB_OPCODE_RD = 0x40,
77 IB_OPCODE_UD = 0x60,
78
79 /* operations -- just used to define real constants */
80 IB_OPCODE_SEND_FIRST = 0x00,
81 IB_OPCODE_SEND_MIDDLE = 0x01,
82 IB_OPCODE_SEND_LAST = 0x02,
83 IB_OPCODE_SEND_LAST_WITH_IMMEDIATE = 0x03,
84 IB_OPCODE_SEND_ONLY = 0x04,
85 IB_OPCODE_SEND_ONLY_WITH_IMMEDIATE = 0x05,
86 IB_OPCODE_RDMA_WRITE_FIRST = 0x06,
87 IB_OPCODE_RDMA_WRITE_MIDDLE = 0x07,
88 IB_OPCODE_RDMA_WRITE_LAST = 0x08,
89 IB_OPCODE_RDMA_WRITE_LAST_WITH_IMMEDIATE = 0x09,
90 IB_OPCODE_RDMA_WRITE_ONLY = 0x0a,
91 IB_OPCODE_RDMA_WRITE_ONLY_WITH_IMMEDIATE = 0x0b,
92 IB_OPCODE_RDMA_READ_REQUEST = 0x0c,
93 IB_OPCODE_RDMA_READ_RESPONSE_FIRST = 0x0d,
94 IB_OPCODE_RDMA_READ_RESPONSE_MIDDLE = 0x0e,
95 IB_OPCODE_RDMA_READ_RESPONSE_LAST = 0x0f,
96 IB_OPCODE_RDMA_READ_RESPONSE_ONLY = 0x10,
97 IB_OPCODE_ACKNOWLEDGE = 0x11,
98 IB_OPCODE_ATOMIC_ACKNOWLEDGE = 0x12,
99 IB_OPCODE_COMPARE_SWAP = 0x13,
100 IB_OPCODE_FETCH_ADD = 0x14,
101
102 /* real constants follow -- see comment about above IB_OPCODE()
103 macro for more details */
104
105 /* RC */
106 IB_OPCODE(RC, SEND_FIRST),
107 IB_OPCODE(RC, SEND_MIDDLE),
108 IB_OPCODE(RC, SEND_LAST),
109 IB_OPCODE(RC, SEND_LAST_WITH_IMMEDIATE),
110 IB_OPCODE(RC, SEND_ONLY),
111 IB_OPCODE(RC, SEND_ONLY_WITH_IMMEDIATE),
112 IB_OPCODE(RC, RDMA_WRITE_FIRST),
113 IB_OPCODE(RC, RDMA_WRITE_MIDDLE),
114 IB_OPCODE(RC, RDMA_WRITE_LAST),
115 IB_OPCODE(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE),
116 IB_OPCODE(RC, RDMA_WRITE_ONLY),
117 IB_OPCODE(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE),
118 IB_OPCODE(RC, RDMA_READ_REQUEST),
119 IB_OPCODE(RC, RDMA_READ_RESPONSE_FIRST),
120 IB_OPCODE(RC, RDMA_READ_RESPONSE_MIDDLE),
121 IB_OPCODE(RC, RDMA_READ_RESPONSE_LAST),
122 IB_OPCODE(RC, RDMA_READ_RESPONSE_ONLY),
123 IB_OPCODE(RC, ACKNOWLEDGE),
124 IB_OPCODE(RC, ATOMIC_ACKNOWLEDGE),
125 IB_OPCODE(RC, COMPARE_SWAP),
126 IB_OPCODE(RC, FETCH_ADD),
127
128 /* UC */
129 IB_OPCODE(UC, SEND_FIRST),
130 IB_OPCODE(UC, SEND_MIDDLE),
131 IB_OPCODE(UC, SEND_LAST),
132 IB_OPCODE(UC, SEND_LAST_WITH_IMMEDIATE),
133 IB_OPCODE(UC, SEND_ONLY),
134 IB_OPCODE(UC, SEND_ONLY_WITH_IMMEDIATE),
135 IB_OPCODE(UC, RDMA_WRITE_FIRST),
136 IB_OPCODE(UC, RDMA_WRITE_MIDDLE),
137 IB_OPCODE(UC, RDMA_WRITE_LAST),
138 IB_OPCODE(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE),
139 IB_OPCODE(UC, RDMA_WRITE_ONLY),
140 IB_OPCODE(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE),
141
142 /* RD */
143 IB_OPCODE(RD, SEND_FIRST),
144 IB_OPCODE(RD, SEND_MIDDLE),
145 IB_OPCODE(RD, SEND_LAST),
146 IB_OPCODE(RD, SEND_LAST_WITH_IMMEDIATE),
147 IB_OPCODE(RD, SEND_ONLY),
148 IB_OPCODE(RD, SEND_ONLY_WITH_IMMEDIATE),
149 IB_OPCODE(RD, RDMA_WRITE_FIRST),
150 IB_OPCODE(RD, RDMA_WRITE_MIDDLE),
151 IB_OPCODE(RD, RDMA_WRITE_LAST),
152 IB_OPCODE(RD, RDMA_WRITE_LAST_WITH_IMMEDIATE),
153 IB_OPCODE(RD, RDMA_WRITE_ONLY),
154 IB_OPCODE(RD, RDMA_WRITE_ONLY_WITH_IMMEDIATE),
155 IB_OPCODE(RD, RDMA_READ_REQUEST),
156 IB_OPCODE(RD, RDMA_READ_RESPONSE_FIRST),
157 IB_OPCODE(RD, RDMA_READ_RESPONSE_MIDDLE),
158 IB_OPCODE(RD, RDMA_READ_RESPONSE_LAST),
159 IB_OPCODE(RD, RDMA_READ_RESPONSE_ONLY),
160 IB_OPCODE(RD, ACKNOWLEDGE),
161 IB_OPCODE(RD, ATOMIC_ACKNOWLEDGE),
162 IB_OPCODE(RD, COMPARE_SWAP),
163 IB_OPCODE(RD, FETCH_ADD),
164
165 /* UD */
166 IB_OPCODE(UD, SEND_ONLY),
167 IB_OPCODE(UD, SEND_ONLY_WITH_IMMEDIATE)
168};
169
170enum {
171 IB_LNH_RAW = 0,
172 IB_LNH_IP = 1,
173 IB_LNH_IBA_LOCAL = 2,
174 IB_LNH_IBA_GLOBAL = 3
175};
176
177struct ib_unpacked_lrh {
178 u8 virtual_lane;
179 u8 link_version;
180 u8 service_level;
181 u8 link_next_header;
182 __be16 destination_lid;
183 __be16 packet_length;
184 __be16 source_lid;
185};
186
187struct ib_unpacked_grh {
188 u8 ip_version;
189 u8 traffic_class;
190 __be32 flow_label;
191 __be16 payload_length;
192 u8 next_header;
193 u8 hop_limit;
194 union ib_gid source_gid;
195 union ib_gid destination_gid;
196};
197
198struct ib_unpacked_bth {
199 u8 opcode;
200 u8 solicited_event;
201 u8 mig_req;
202 u8 pad_count;
203 u8 transport_header_version;
204 __be16 pkey;
205 __be32 destination_qpn;
206 u8 ack_req;
207 __be32 psn;
208};
209
210struct ib_unpacked_deth {
211 __be32 qkey;
212 __be32 source_qpn;
213};
214
215struct ib_ud_header {
216 struct ib_unpacked_lrh lrh;
217 int grh_present;
218 struct ib_unpacked_grh grh;
219 struct ib_unpacked_bth bth;
220 struct ib_unpacked_deth deth;
221 int immediate_present;
222 __be32 immediate_data;
223};
224
225void ib_pack(const struct ib_field *desc,
226 int desc_len,
227 void *structure,
228 void *buf);
229
230void ib_unpack(const struct ib_field *desc,
231 int desc_len,
232 void *buf,
233 void *structure);
234
235void ib_ud_header_init(int payload_bytes,
236 int grh_present,
237 struct ib_ud_header *header);
238
239int ib_ud_header_pack(struct ib_ud_header *header,
240 void *buf);
241
242int ib_ud_header_unpack(void *buf,
243 struct ib_ud_header *header);
244
245#endif /* IB_PACK_H */
diff --git a/drivers/infiniband/include/ib_sa.h b/drivers/infiniband/include/ib_sa.h
deleted file mode 100644
index 6d999f7b5d93..000000000000
--- a/drivers/infiniband/include/ib_sa.h
+++ /dev/null
@@ -1,373 +0,0 @@
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 * $Id: ib_sa.h 2811 2005-07-06 18:11:43Z halr $
34 */
35
36#ifndef IB_SA_H
37#define IB_SA_H
38
39#include <linux/compiler.h>
40
41#include <ib_verbs.h>
42#include <ib_mad.h>
43
44enum {
45 IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */
46
47 IB_SA_METHOD_GET_TABLE = 0x12,
48 IB_SA_METHOD_GET_TABLE_RESP = 0x92,
49 IB_SA_METHOD_DELETE = 0x15
50};
51
52enum ib_sa_selector {
53 IB_SA_GTE = 0,
54 IB_SA_LTE = 1,
55 IB_SA_EQ = 2,
56 /*
57 * The meaning of "best" depends on the attribute: for
58 * example, for MTU best will return the largest available
59 * MTU, while for packet life time, best will return the
60 * smallest available life time.
61 */
62 IB_SA_BEST = 3
63};
64
65enum ib_sa_rate {
66 IB_SA_RATE_2_5_GBPS = 2,
67 IB_SA_RATE_5_GBPS = 5,
68 IB_SA_RATE_10_GBPS = 3,
69 IB_SA_RATE_20_GBPS = 6,
70 IB_SA_RATE_30_GBPS = 4,
71 IB_SA_RATE_40_GBPS = 7,
72 IB_SA_RATE_60_GBPS = 8,
73 IB_SA_RATE_80_GBPS = 9,
74 IB_SA_RATE_120_GBPS = 10
75};
76
77static inline int ib_sa_rate_enum_to_int(enum ib_sa_rate rate)
78{
79 switch (rate) {
80 case IB_SA_RATE_2_5_GBPS: return 1;
81 case IB_SA_RATE_5_GBPS: return 2;
82 case IB_SA_RATE_10_GBPS: return 4;
83 case IB_SA_RATE_20_GBPS: return 8;
84 case IB_SA_RATE_30_GBPS: return 12;
85 case IB_SA_RATE_40_GBPS: return 16;
86 case IB_SA_RATE_60_GBPS: return 24;
87 case IB_SA_RATE_80_GBPS: return 32;
88 case IB_SA_RATE_120_GBPS: return 48;
89 default: return -1;
90 }
91}
92
93/*
94 * Structures for SA records are named "struct ib_sa_xxx_rec." No
95 * attempt is made to pack structures to match the physical layout of
96 * SA records in SA MADs; all packing and unpacking is handled by the
97 * SA query code.
98 *
99 * For a record with structure ib_sa_xxx_rec, the naming convention
100 * for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we
101 * never use different abbreviations or otherwise change the spelling
102 * of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY).
103 *
104 * Reserved rows are indicated with comments to help maintainability.
105 */
106
107/* reserved: 0 */
108/* reserved: 1 */
109#define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2)
110#define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3)
111#define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4)
112#define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5)
113#define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6)
114/* reserved: 7 */
115#define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8)
116#define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9)
117#define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10)
118#define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11)
119#define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12)
120#define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13)
121/* reserved: 14 */
122#define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15)
123#define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16)
124#define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17)
125#define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18)
126#define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19)
127#define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20)
128#define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21)
129#define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22)
130
131struct ib_sa_path_rec {
132 /* reserved */
133 /* reserved */
134 union ib_gid dgid;
135 union ib_gid sgid;
136 u16 dlid;
137 u16 slid;
138 int raw_traffic;
139 /* reserved */
140 u32 flow_label;
141 u8 hop_limit;
142 u8 traffic_class;
143 int reversible;
144 u8 numb_path;
145 u16 pkey;
146 /* reserved */
147 u8 sl;
148 u8 mtu_selector;
149 u8 mtu;
150 u8 rate_selector;
151 u8 rate;
152 u8 packet_life_time_selector;
153 u8 packet_life_time;
154 u8 preference;
155};
156
157#define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0)
158#define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1)
159#define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2)
160#define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3)
161#define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4)
162#define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5)
163#define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6)
164#define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7)
165#define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8)
166#define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9)
167#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10)
168#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11)
169#define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12)
170#define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13)
171#define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14)
172#define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15)
173#define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16)
174#define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17)
175
176struct ib_sa_mcmember_rec {
177 union ib_gid mgid;
178 union ib_gid port_gid;
179 u32 qkey;
180 u16 mlid;
181 u8 mtu_selector;
182 u8 mtu;
183 u8 traffic_class;
184 u16 pkey;
185 u8 rate_selector;
186 u8 rate;
187 u8 packet_life_time_selector;
188 u8 packet_life_time;
189 u8 sl;
190 u32 flow_label;
191 u8 hop_limit;
192 u8 scope;
193 u8 join_state;
194 int proxy_join;
195};
196
197/* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */
198#define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0)
199#define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1)
200#define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2)
201/* reserved: 3 */
202#define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4)
203#define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5)
204#define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6)
205#define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7)
206#define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8)
207#define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9)
208#define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10)
209#define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11)
210#define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12)
211#define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13)
212#define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14)
213#define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15)
214#define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16)
215#define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17)
216#define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18)
217#define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19)
218#define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20)
219#define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21)
220#define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22)
221#define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23)
222#define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24)
223#define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25)
224#define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26)
225#define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27)
226#define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28)
227#define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29)
228#define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30)
229#define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31)
230#define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32)
231#define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33)
232#define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34)
233#define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35)
234#define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36)
235
236#define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF
237
238struct ib_sa_service_rec {
239 u64 id;
240 union ib_gid gid;
241 u16 pkey;
242 /* reserved */
243 u32 lease;
244 u8 key[16];
245 u8 name[64];
246 u8 data8[16];
247 u16 data16[8];
248 u32 data32[4];
249 u64 data64[2];
250};
251
252struct ib_sa_query;
253
254void ib_sa_cancel_query(int id, struct ib_sa_query *query);
255
256int ib_sa_path_rec_get(struct ib_device *device, u8 port_num,
257 struct ib_sa_path_rec *rec,
258 ib_sa_comp_mask comp_mask,
259 int timeout_ms, unsigned int __nocast gfp_mask,
260 void (*callback)(int status,
261 struct ib_sa_path_rec *resp,
262 void *context),
263 void *context,
264 struct ib_sa_query **query);
265
266int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num,
267 u8 method,
268 struct ib_sa_mcmember_rec *rec,
269 ib_sa_comp_mask comp_mask,
270 int timeout_ms, unsigned int __nocast gfp_mask,
271 void (*callback)(int status,
272 struct ib_sa_mcmember_rec *resp,
273 void *context),
274 void *context,
275 struct ib_sa_query **query);
276
277int ib_sa_service_rec_query(struct ib_device *device, u8 port_num,
278 u8 method,
279 struct ib_sa_service_rec *rec,
280 ib_sa_comp_mask comp_mask,
281 int timeout_ms, unsigned int __nocast gfp_mask,
282 void (*callback)(int status,
283 struct ib_sa_service_rec *resp,
284 void *context),
285 void *context,
286 struct ib_sa_query **sa_query);
287
288/**
289 * ib_sa_mcmember_rec_set - Start an MCMember set query
290 * @device:device to send query on
291 * @port_num: port number to send query on
292 * @rec:MCMember Record to send in query
293 * @comp_mask:component mask to send in query
294 * @timeout_ms:time to wait for response
295 * @gfp_mask:GFP mask to use for internal allocations
296 * @callback:function called when query completes, times out or is
297 * canceled
298 * @context:opaque user context passed to callback
299 * @sa_query:query context, used to cancel query
300 *
301 * Send an MCMember Set query to the SA (eg to join a multicast
302 * group). The callback function will be called when the query
303 * completes (or fails); status is 0 for a successful response, -EINTR
304 * if the query is canceled, -ETIMEDOUT is the query timed out, or
305 * -EIO if an error occurred sending the query. The resp parameter of
306 * the callback is only valid if status is 0.
307 *
308 * If the return value of ib_sa_mcmember_rec_set() is negative, it is
309 * an error code. Otherwise it is a query ID that can be used to
310 * cancel the query.
311 */
312static inline int
313ib_sa_mcmember_rec_set(struct ib_device *device, u8 port_num,
314 struct ib_sa_mcmember_rec *rec,
315 ib_sa_comp_mask comp_mask,
316 int timeout_ms, unsigned int __nocast gfp_mask,
317 void (*callback)(int status,
318 struct ib_sa_mcmember_rec *resp,
319 void *context),
320 void *context,
321 struct ib_sa_query **query)
322{
323 return ib_sa_mcmember_rec_query(device, port_num,
324 IB_MGMT_METHOD_SET,
325 rec, comp_mask,
326 timeout_ms, gfp_mask, callback,
327 context, query);
328}
329
330/**
331 * ib_sa_mcmember_rec_delete - Start an MCMember delete query
332 * @device:device to send query on
333 * @port_num: port number to send query on
334 * @rec:MCMember Record to send in query
335 * @comp_mask:component mask to send in query
336 * @timeout_ms:time to wait for response
337 * @gfp_mask:GFP mask to use for internal allocations
338 * @callback:function called when query completes, times out or is
339 * canceled
340 * @context:opaque user context passed to callback
341 * @sa_query:query context, used to cancel query
342 *
343 * Send an MCMember Delete query to the SA (eg to leave a multicast
344 * group). The callback function will be called when the query
345 * completes (or fails); status is 0 for a successful response, -EINTR
346 * if the query is canceled, -ETIMEDOUT is the query timed out, or
347 * -EIO if an error occurred sending the query. The resp parameter of
348 * the callback is only valid if status is 0.
349 *
350 * If the return value of ib_sa_mcmember_rec_delete() is negative, it
351 * is an error code. Otherwise it is a query ID that can be used to
352 * cancel the query.
353 */
354static inline int
355ib_sa_mcmember_rec_delete(struct ib_device *device, u8 port_num,
356 struct ib_sa_mcmember_rec *rec,
357 ib_sa_comp_mask comp_mask,
358 int timeout_ms, unsigned int __nocast gfp_mask,
359 void (*callback)(int status,
360 struct ib_sa_mcmember_rec *resp,
361 void *context),
362 void *context,
363 struct ib_sa_query **query)
364{
365 return ib_sa_mcmember_rec_query(device, port_num,
366 IB_SA_METHOD_DELETE,
367 rec, comp_mask,
368 timeout_ms, gfp_mask, callback,
369 context, query);
370}
371
372
373#endif /* IB_SA_H */
diff --git a/drivers/infiniband/include/ib_smi.h b/drivers/infiniband/include/ib_smi.h
deleted file mode 100644
index ca8216514963..000000000000
--- a/drivers/infiniband/include/ib_smi.h
+++ /dev/null
@@ -1,96 +0,0 @@
1/*
2 * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
3 * Copyright (c) 2004 Infinicon Corporation. All rights reserved.
4 * Copyright (c) 2004 Intel Corporation. All rights reserved.
5 * Copyright (c) 2004 Topspin Corporation. All rights reserved.
6 * Copyright (c) 2004 Voltaire Corporation. All rights reserved.
7 *
8 * This software is available to you under a choice of one of two
9 * licenses. You may choose to be licensed under the terms of the GNU
10 * General Public License (GPL) Version 2, available from the file
11 * COPYING in the main directory of this source tree, or the
12 * OpenIB.org BSD license below:
13 *
14 * Redistribution and use in source and binary forms, with or
15 * without modification, are permitted provided that the following
16 * conditions are met:
17 *
18 * - Redistributions of source code must retain the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer.
21 *
22 * - Redistributions in binary form must reproduce the above
23 * copyright notice, this list of conditions and the following
24 * disclaimer in the documentation and/or other materials
25 * provided with the distribution.
26 *
27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
28 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
30 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
31 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
32 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
33 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 * SOFTWARE.
35 *
36 * $Id: ib_smi.h 1389 2004-12-27 22:56:47Z roland $
37 */
38
39#if !defined( IB_SMI_H )
40#define IB_SMI_H
41
42#include <ib_mad.h>
43
44#define IB_LID_PERMISSIVE 0xFFFF
45
46#define IB_SMP_DATA_SIZE 64
47#define IB_SMP_MAX_PATH_HOPS 64
48
49struct ib_smp {
50 u8 base_version;
51 u8 mgmt_class;
52 u8 class_version;
53 u8 method;
54 u16 status;
55 u8 hop_ptr;
56 u8 hop_cnt;
57 u64 tid;
58 u16 attr_id;
59 u16 resv;
60 u32 attr_mod;
61 u64 mkey;
62 u16 dr_slid;
63 u16 dr_dlid;
64 u8 reserved[28];
65 u8 data[IB_SMP_DATA_SIZE];
66 u8 initial_path[IB_SMP_MAX_PATH_HOPS];
67 u8 return_path[IB_SMP_MAX_PATH_HOPS];
68} __attribute__ ((packed));
69
70#define IB_SMP_DIRECTION __constant_htons(0x8000)
71
72/* Subnet management attributes */
73#define IB_SMP_ATTR_NOTICE __constant_htons(0x0002)
74#define IB_SMP_ATTR_NODE_DESC __constant_htons(0x0010)
75#define IB_SMP_ATTR_NODE_INFO __constant_htons(0x0011)
76#define IB_SMP_ATTR_SWITCH_INFO __constant_htons(0x0012)
77#define IB_SMP_ATTR_GUID_INFO __constant_htons(0x0014)
78#define IB_SMP_ATTR_PORT_INFO __constant_htons(0x0015)
79#define IB_SMP_ATTR_PKEY_TABLE __constant_htons(0x0016)
80#define IB_SMP_ATTR_SL_TO_VL_TABLE __constant_htons(0x0017)
81#define IB_SMP_ATTR_VL_ARB_TABLE __constant_htons(0x0018)
82#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE __constant_htons(0x0019)
83#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE __constant_htons(0x001A)
84#define IB_SMP_ATTR_MCAST_FORWARD_TABLE __constant_htons(0x001B)
85#define IB_SMP_ATTR_SM_INFO __constant_htons(0x0020)
86#define IB_SMP_ATTR_VENDOR_DIAG __constant_htons(0x0030)
87#define IB_SMP_ATTR_LED_INFO __constant_htons(0x0031)
88#define IB_SMP_ATTR_VENDOR_MASK __constant_htons(0xFF00)
89
90static inline u8
91ib_get_smp_direction(struct ib_smp *smp)
92{
93 return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION);
94}
95
96#endif /* IB_SMI_H */
diff --git a/drivers/infiniband/include/ib_user_cm.h b/drivers/infiniband/include/ib_user_cm.h
deleted file mode 100644
index 500b1af6ff77..000000000000
--- a/drivers/infiniband/include/ib_user_cm.h
+++ /dev/null
@@ -1,328 +0,0 @@
1/*
2 * Copyright (c) 2005 Topspin Communications. 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 * $Id: ib_user_cm.h 2576 2005-06-09 17:00:30Z libor $
33 */
34
35#ifndef IB_USER_CM_H
36#define IB_USER_CM_H
37
38#include <linux/types.h>
39
40#define IB_USER_CM_ABI_VERSION 1
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_ESTABLISH,
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};
64/*
65 * command ABI structures.
66 */
67struct ib_ucm_cmd_hdr {
68 __u32 cmd;
69 __u16 in;
70 __u16 out;
71};
72
73struct ib_ucm_create_id {
74 __u64 response;
75};
76
77struct ib_ucm_create_id_resp {
78 __u32 id;
79};
80
81struct ib_ucm_destroy_id {
82 __u32 id;
83};
84
85struct ib_ucm_attr_id {
86 __u64 response;
87 __u32 id;
88};
89
90struct ib_ucm_attr_id_resp {
91 __u64 service_id;
92 __u64 service_mask;
93 __u32 local_id;
94 __u32 remote_id;
95};
96
97struct ib_ucm_listen {
98 __u64 service_id;
99 __u64 service_mask;
100 __u32 id;
101};
102
103struct ib_ucm_establish {
104 __u32 id;
105};
106
107struct ib_ucm_private_data {
108 __u64 data;
109 __u32 id;
110 __u8 len;
111 __u8 reserved[3];
112};
113
114struct ib_ucm_path_rec {
115 __u8 dgid[16];
116 __u8 sgid[16];
117 __u16 dlid;
118 __u16 slid;
119 __u32 raw_traffic;
120 __u32 flow_label;
121 __u32 reversible;
122 __u32 mtu;
123 __u16 pkey;
124 __u8 hop_limit;
125 __u8 traffic_class;
126 __u8 numb_path;
127 __u8 sl;
128 __u8 mtu_selector;
129 __u8 rate_selector;
130 __u8 rate;
131 __u8 packet_life_time_selector;
132 __u8 packet_life_time;
133 __u8 preference;
134};
135
136struct ib_ucm_req {
137 __u32 id;
138 __u32 qpn;
139 __u32 qp_type;
140 __u32 psn;
141 __u64 sid;
142 __u64 data;
143 __u64 primary_path;
144 __u64 alternate_path;
145 __u8 len;
146 __u8 peer_to_peer;
147 __u8 responder_resources;
148 __u8 initiator_depth;
149 __u8 remote_cm_response_timeout;
150 __u8 flow_control;
151 __u8 local_cm_response_timeout;
152 __u8 retry_count;
153 __u8 rnr_retry_count;
154 __u8 max_cm_retries;
155 __u8 srq;
156 __u8 reserved[1];
157};
158
159struct ib_ucm_rep {
160 __u64 data;
161 __u32 id;
162 __u32 qpn;
163 __u32 psn;
164 __u8 len;
165 __u8 responder_resources;
166 __u8 initiator_depth;
167 __u8 target_ack_delay;
168 __u8 failover_accepted;
169 __u8 flow_control;
170 __u8 rnr_retry_count;
171 __u8 srq;
172};
173
174struct ib_ucm_info {
175 __u32 id;
176 __u32 status;
177 __u64 info;
178 __u64 data;
179 __u8 info_len;
180 __u8 data_len;
181 __u8 reserved[2];
182};
183
184struct ib_ucm_mra {
185 __u64 data;
186 __u32 id;
187 __u8 len;
188 __u8 timeout;
189 __u8 reserved[2];
190};
191
192struct ib_ucm_lap {
193 __u64 path;
194 __u64 data;
195 __u32 id;
196 __u8 len;
197 __u8 reserved[3];
198};
199
200struct ib_ucm_sidr_req {
201 __u32 id;
202 __u32 timeout;
203 __u64 sid;
204 __u64 data;
205 __u64 path;
206 __u16 pkey;
207 __u8 len;
208 __u8 max_cm_retries;
209};
210
211struct ib_ucm_sidr_rep {
212 __u32 id;
213 __u32 qpn;
214 __u32 qkey;
215 __u32 status;
216 __u64 info;
217 __u64 data;
218 __u8 info_len;
219 __u8 data_len;
220 __u8 reserved[2];
221};
222/*
223 * event notification ABI structures.
224 */
225struct ib_ucm_event_get {
226 __u64 response;
227 __u64 data;
228 __u64 info;
229 __u8 data_len;
230 __u8 info_len;
231 __u8 reserved[2];
232};
233
234struct ib_ucm_req_event_resp {
235 __u32 listen_id;
236 /* device */
237 /* port */
238 struct ib_ucm_path_rec primary_path;
239 struct ib_ucm_path_rec alternate_path;
240 __u64 remote_ca_guid;
241 __u32 remote_qkey;
242 __u32 remote_qpn;
243 __u32 qp_type;
244 __u32 starting_psn;
245 __u8 responder_resources;
246 __u8 initiator_depth;
247 __u8 local_cm_response_timeout;
248 __u8 flow_control;
249 __u8 remote_cm_response_timeout;
250 __u8 retry_count;
251 __u8 rnr_retry_count;
252 __u8 srq;
253};
254
255struct ib_ucm_rep_event_resp {
256 __u64 remote_ca_guid;
257 __u32 remote_qkey;
258 __u32 remote_qpn;
259 __u32 starting_psn;
260 __u8 responder_resources;
261 __u8 initiator_depth;
262 __u8 target_ack_delay;
263 __u8 failover_accepted;
264 __u8 flow_control;
265 __u8 rnr_retry_count;
266 __u8 srq;
267 __u8 reserved[1];
268};
269
270struct ib_ucm_rej_event_resp {
271 __u32 reason;
272 /* ari in ib_ucm_event_get info field. */
273};
274
275struct ib_ucm_mra_event_resp {
276 __u8 timeout;
277 __u8 reserved[3];
278};
279
280struct ib_ucm_lap_event_resp {
281 struct ib_ucm_path_rec path;
282};
283
284struct ib_ucm_apr_event_resp {
285 __u32 status;
286 /* apr info in ib_ucm_event_get info field. */
287};
288
289struct ib_ucm_sidr_req_event_resp {
290 __u32 listen_id;
291 /* device */
292 /* port */
293 __u16 pkey;
294 __u8 reserved[2];
295};
296
297struct ib_ucm_sidr_rep_event_resp {
298 __u32 status;
299 __u32 qkey;
300 __u32 qpn;
301 /* info in ib_ucm_event_get info field. */
302};
303
304#define IB_UCM_PRES_DATA 0x01
305#define IB_UCM_PRES_INFO 0x02
306#define IB_UCM_PRES_PRIMARY 0x04
307#define IB_UCM_PRES_ALTERNATE 0x08
308
309struct ib_ucm_event_resp {
310 __u32 id;
311 __u32 event;
312 __u32 present;
313 union {
314 struct ib_ucm_req_event_resp req_resp;
315 struct ib_ucm_rep_event_resp rep_resp;
316 struct ib_ucm_rej_event_resp rej_resp;
317 struct ib_ucm_mra_event_resp mra_resp;
318 struct ib_ucm_lap_event_resp lap_resp;
319 struct ib_ucm_apr_event_resp apr_resp;
320
321 struct ib_ucm_sidr_req_event_resp sidr_req_resp;
322 struct ib_ucm_sidr_rep_event_resp sidr_rep_resp;
323
324 __u32 send_status;
325 } u;
326};
327
328#endif /* IB_USER_CM_H */
diff --git a/drivers/infiniband/include/ib_user_mad.h b/drivers/infiniband/include/ib_user_mad.h
deleted file mode 100644
index a9a56b50aacc..000000000000
--- a/drivers/infiniband/include/ib_user_mad.h
+++ /dev/null
@@ -1,139 +0,0 @@
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 * $Id: ib_user_mad.h 2814 2005-07-06 19:14:09Z halr $
34 */
35
36#ifndef IB_USER_MAD_H
37#define IB_USER_MAD_H
38
39#include <linux/types.h>
40#include <linux/ioctl.h>
41
42/*
43 * Increment this value if any changes that break userspace ABI
44 * compatibility are made.
45 */
46#define IB_USER_MAD_ABI_VERSION 5
47
48/*
49 * Make sure that all structs defined in this file remain laid out so
50 * that they pack the same way on 32-bit and 64-bit architectures (to
51 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
52 */
53
54/**
55 * ib_user_mad_hdr - MAD packet header
56 * @id - ID of agent MAD received with/to be sent with
57 * @status - 0 on successful receive, ETIMEDOUT if no response
58 * received (transaction ID in data[] will be set to TID of original
59 * request) (ignored on send)
60 * @timeout_ms - Milliseconds to wait for response (unset on receive)
61 * @retries - Number of automatic retries to attempt
62 * @qpn - Remote QP number received from/to be sent to
63 * @qkey - Remote Q_Key to be sent with (unset on receive)
64 * @lid - Remote lid received from/to be sent to
65 * @sl - Service level received with/to be sent with
66 * @path_bits - Local path bits received with/to be sent with
67 * @grh_present - If set, GRH was received/should be sent
68 * @gid_index - Local GID index to send with (unset on receive)
69 * @hop_limit - Hop limit in GRH
70 * @traffic_class - Traffic class in GRH
71 * @gid - Remote GID in GRH
72 * @flow_label - Flow label in GRH
73 *
74 * All multi-byte quantities are stored in network (big endian) byte order.
75 */
76struct ib_user_mad_hdr {
77 __u32 id;
78 __u32 status;
79 __u32 timeout_ms;
80 __u32 retries;
81 __u32 length;
82 __u32 qpn;
83 __u32 qkey;
84 __u16 lid;
85 __u8 sl;
86 __u8 path_bits;
87 __u8 grh_present;
88 __u8 gid_index;
89 __u8 hop_limit;
90 __u8 traffic_class;
91 __u8 gid[16];
92 __u32 flow_label;
93};
94
95/**
96 * ib_user_mad - MAD packet
97 * @hdr - MAD packet header
98 * @data - Contents of MAD
99 *
100 */
101struct ib_user_mad {
102 struct ib_user_mad_hdr hdr;
103 __u8 data[0];
104};
105
106/**
107 * ib_user_mad_reg_req - MAD registration request
108 * @id - Set by the kernel; used to identify agent in future requests.
109 * @qpn - Queue pair number; must be 0 or 1.
110 * @method_mask - The caller will receive unsolicited MADs for any method
111 * where @method_mask = 1.
112 * @mgmt_class - Indicates which management class of MADs should be receive
113 * by the caller. This field is only required if the user wishes to
114 * receive unsolicited MADs, otherwise it should be 0.
115 * @mgmt_class_version - Indicates which version of MADs for the given
116 * management class to receive.
117 * @oui: Indicates IEEE OUI when mgmt_class is a vendor class
118 * in the range from 0x30 to 0x4f. Otherwise not used.
119 * @rmpp_version: If set, indicates the RMPP version used.
120 *
121 */
122struct ib_user_mad_reg_req {
123 __u32 id;
124 __u32 method_mask[4];
125 __u8 qpn;
126 __u8 mgmt_class;
127 __u8 mgmt_class_version;
128 __u8 oui[3];
129 __u8 rmpp_version;
130};
131
132#define IB_IOCTL_MAGIC 0x1b
133
134#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \
135 struct ib_user_mad_reg_req)
136
137#define IB_USER_MAD_UNREGISTER_AGENT _IOW(IB_IOCTL_MAGIC, 2, __u32)
138
139#endif /* IB_USER_MAD_H */
diff --git a/drivers/infiniband/include/ib_user_verbs.h b/drivers/infiniband/include/ib_user_verbs.h
deleted file mode 100644
index 7c613706af72..000000000000
--- a/drivers/infiniband/include/ib_user_verbs.h
+++ /dev/null
@@ -1,389 +0,0 @@
1/*
2 * Copyright (c) 2005 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005 Cisco Systems. 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 * $Id: ib_user_verbs.h 2708 2005-06-24 17:27:21Z roland $
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 1
46
47enum {
48 IB_USER_VERBS_CMD_QUERY_PARAMS,
49 IB_USER_VERBS_CMD_GET_CONTEXT,
50 IB_USER_VERBS_CMD_QUERY_DEVICE,
51 IB_USER_VERBS_CMD_QUERY_PORT,
52 IB_USER_VERBS_CMD_QUERY_GID,
53 IB_USER_VERBS_CMD_QUERY_PKEY,
54 IB_USER_VERBS_CMD_ALLOC_PD,
55 IB_USER_VERBS_CMD_DEALLOC_PD,
56 IB_USER_VERBS_CMD_CREATE_AH,
57 IB_USER_VERBS_CMD_MODIFY_AH,
58 IB_USER_VERBS_CMD_QUERY_AH,
59 IB_USER_VERBS_CMD_DESTROY_AH,
60 IB_USER_VERBS_CMD_REG_MR,
61 IB_USER_VERBS_CMD_REG_SMR,
62 IB_USER_VERBS_CMD_REREG_MR,
63 IB_USER_VERBS_CMD_QUERY_MR,
64 IB_USER_VERBS_CMD_DEREG_MR,
65 IB_USER_VERBS_CMD_ALLOC_MW,
66 IB_USER_VERBS_CMD_BIND_MW,
67 IB_USER_VERBS_CMD_DEALLOC_MW,
68 IB_USER_VERBS_CMD_CREATE_CQ,
69 IB_USER_VERBS_CMD_RESIZE_CQ,
70 IB_USER_VERBS_CMD_DESTROY_CQ,
71 IB_USER_VERBS_CMD_POLL_CQ,
72 IB_USER_VERBS_CMD_PEEK_CQ,
73 IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
74 IB_USER_VERBS_CMD_CREATE_QP,
75 IB_USER_VERBS_CMD_QUERY_QP,
76 IB_USER_VERBS_CMD_MODIFY_QP,
77 IB_USER_VERBS_CMD_DESTROY_QP,
78 IB_USER_VERBS_CMD_POST_SEND,
79 IB_USER_VERBS_CMD_POST_RECV,
80 IB_USER_VERBS_CMD_ATTACH_MCAST,
81 IB_USER_VERBS_CMD_DETACH_MCAST
82};
83
84/*
85 * Make sure that all structs defined in this file remain laid out so
86 * that they pack the same way on 32-bit and 64-bit architectures (to
87 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
88 * In particular do not use pointer types -- pass pointers in __u64
89 * instead.
90 */
91
92struct ib_uverbs_async_event_desc {
93 __u64 element;
94 __u32 event_type; /* enum ib_event_type */
95 __u32 reserved;
96};
97
98struct ib_uverbs_comp_event_desc {
99 __u64 cq_handle;
100};
101
102/*
103 * All commands from userspace should start with a __u32 command field
104 * followed by __u16 in_words and out_words fields (which give the
105 * length of the command block and response buffer if any in 32-bit
106 * words). The kernel driver will read these fields first and read
107 * the rest of the command struct based on these value.
108 */
109
110struct ib_uverbs_cmd_hdr {
111 __u32 command;
112 __u16 in_words;
113 __u16 out_words;
114};
115
116/*
117 * No driver_data for "query params" command, since this is intended
118 * to be a core function with no possible device dependence.
119 */
120struct ib_uverbs_query_params {
121 __u64 response;
122};
123
124struct ib_uverbs_query_params_resp {
125 __u32 num_cq_events;
126};
127
128struct ib_uverbs_get_context {
129 __u64 response;
130 __u64 cq_fd_tab;
131 __u64 driver_data[0];
132};
133
134struct ib_uverbs_get_context_resp {
135 __u32 async_fd;
136 __u32 reserved;
137};
138
139struct ib_uverbs_query_device {
140 __u64 response;
141 __u64 driver_data[0];
142};
143
144struct ib_uverbs_query_device_resp {
145 __u64 fw_ver;
146 __u64 node_guid;
147 __u64 sys_image_guid;
148 __u64 max_mr_size;
149 __u64 page_size_cap;
150 __u32 vendor_id;
151 __u32 vendor_part_id;
152 __u32 hw_ver;
153 __u32 max_qp;
154 __u32 max_qp_wr;
155 __u32 device_cap_flags;
156 __u32 max_sge;
157 __u32 max_sge_rd;
158 __u32 max_cq;
159 __u32 max_cqe;
160 __u32 max_mr;
161 __u32 max_pd;
162 __u32 max_qp_rd_atom;
163 __u32 max_ee_rd_atom;
164 __u32 max_res_rd_atom;
165 __u32 max_qp_init_rd_atom;
166 __u32 max_ee_init_rd_atom;
167 __u32 atomic_cap;
168 __u32 max_ee;
169 __u32 max_rdd;
170 __u32 max_mw;
171 __u32 max_raw_ipv6_qp;
172 __u32 max_raw_ethy_qp;
173 __u32 max_mcast_grp;
174 __u32 max_mcast_qp_attach;
175 __u32 max_total_mcast_qp_attach;
176 __u32 max_ah;
177 __u32 max_fmr;
178 __u32 max_map_per_fmr;
179 __u32 max_srq;
180 __u32 max_srq_wr;
181 __u32 max_srq_sge;
182 __u16 max_pkeys;
183 __u8 local_ca_ack_delay;
184 __u8 phys_port_cnt;
185 __u8 reserved[4];
186};
187
188struct ib_uverbs_query_port {
189 __u64 response;
190 __u8 port_num;
191 __u8 reserved[7];
192 __u64 driver_data[0];
193};
194
195struct ib_uverbs_query_port_resp {
196 __u32 port_cap_flags;
197 __u32 max_msg_sz;
198 __u32 bad_pkey_cntr;
199 __u32 qkey_viol_cntr;
200 __u32 gid_tbl_len;
201 __u16 pkey_tbl_len;
202 __u16 lid;
203 __u16 sm_lid;
204 __u8 state;
205 __u8 max_mtu;
206 __u8 active_mtu;
207 __u8 lmc;
208 __u8 max_vl_num;
209 __u8 sm_sl;
210 __u8 subnet_timeout;
211 __u8 init_type_reply;
212 __u8 active_width;
213 __u8 active_speed;
214 __u8 phys_state;
215 __u8 reserved[3];
216};
217
218struct ib_uverbs_query_gid {
219 __u64 response;
220 __u8 port_num;
221 __u8 index;
222 __u8 reserved[6];
223 __u64 driver_data[0];
224};
225
226struct ib_uverbs_query_gid_resp {
227 __u8 gid[16];
228};
229
230struct ib_uverbs_query_pkey {
231 __u64 response;
232 __u8 port_num;
233 __u8 index;
234 __u8 reserved[6];
235 __u64 driver_data[0];
236};
237
238struct ib_uverbs_query_pkey_resp {
239 __u16 pkey;
240 __u16 reserved;
241};
242
243struct ib_uverbs_alloc_pd {
244 __u64 response;
245 __u64 driver_data[0];
246};
247
248struct ib_uverbs_alloc_pd_resp {
249 __u32 pd_handle;
250};
251
252struct ib_uverbs_dealloc_pd {
253 __u32 pd_handle;
254};
255
256struct ib_uverbs_reg_mr {
257 __u64 response;
258 __u64 start;
259 __u64 length;
260 __u64 hca_va;
261 __u32 pd_handle;
262 __u32 access_flags;
263 __u64 driver_data[0];
264};
265
266struct ib_uverbs_reg_mr_resp {
267 __u32 mr_handle;
268 __u32 lkey;
269 __u32 rkey;
270};
271
272struct ib_uverbs_dereg_mr {
273 __u32 mr_handle;
274};
275
276struct ib_uverbs_create_cq {
277 __u64 response;
278 __u64 user_handle;
279 __u32 cqe;
280 __u32 event_handler;
281 __u64 driver_data[0];
282};
283
284struct ib_uverbs_create_cq_resp {
285 __u32 cq_handle;
286 __u32 cqe;
287};
288
289struct ib_uverbs_destroy_cq {
290 __u32 cq_handle;
291};
292
293struct ib_uverbs_create_qp {
294 __u64 response;
295 __u64 user_handle;
296 __u32 pd_handle;
297 __u32 send_cq_handle;
298 __u32 recv_cq_handle;
299 __u32 srq_handle;
300 __u32 max_send_wr;
301 __u32 max_recv_wr;
302 __u32 max_send_sge;
303 __u32 max_recv_sge;
304 __u32 max_inline_data;
305 __u8 sq_sig_all;
306 __u8 qp_type;
307 __u8 is_srq;
308 __u8 reserved;
309 __u64 driver_data[0];
310};
311
312struct ib_uverbs_create_qp_resp {
313 __u32 qp_handle;
314 __u32 qpn;
315};
316
317/*
318 * This struct needs to remain a multiple of 8 bytes to keep the
319 * alignment of the modify QP parameters.
320 */
321struct ib_uverbs_qp_dest {
322 __u8 dgid[16];
323 __u32 flow_label;
324 __u16 dlid;
325 __u16 reserved;
326 __u8 sgid_index;
327 __u8 hop_limit;
328 __u8 traffic_class;
329 __u8 sl;
330 __u8 src_path_bits;
331 __u8 static_rate;
332 __u8 is_global;
333 __u8 port_num;
334};
335
336struct ib_uverbs_modify_qp {
337 struct ib_uverbs_qp_dest dest;
338 struct ib_uverbs_qp_dest alt_dest;
339 __u32 qp_handle;
340 __u32 attr_mask;
341 __u32 qkey;
342 __u32 rq_psn;
343 __u32 sq_psn;
344 __u32 dest_qp_num;
345 __u32 qp_access_flags;
346 __u16 pkey_index;
347 __u16 alt_pkey_index;
348 __u8 qp_state;
349 __u8 cur_qp_state;
350 __u8 path_mtu;
351 __u8 path_mig_state;
352 __u8 en_sqd_async_notify;
353 __u8 max_rd_atomic;
354 __u8 max_dest_rd_atomic;
355 __u8 min_rnr_timer;
356 __u8 port_num;
357 __u8 timeout;
358 __u8 retry_cnt;
359 __u8 rnr_retry;
360 __u8 alt_port_num;
361 __u8 alt_timeout;
362 __u8 reserved[2];
363 __u64 driver_data[0];
364};
365
366struct ib_uverbs_modify_qp_resp {
367};
368
369struct ib_uverbs_destroy_qp {
370 __u32 qp_handle;
371};
372
373struct ib_uverbs_attach_mcast {
374 __u8 gid[16];
375 __u32 qp_handle;
376 __u16 mlid;
377 __u16 reserved;
378 __u64 driver_data[0];
379};
380
381struct ib_uverbs_detach_mcast {
382 __u8 gid[16];
383 __u32 qp_handle;
384 __u16 mlid;
385 __u16 reserved;
386 __u64 driver_data[0];
387};
388
389#endif /* IB_USER_VERBS_H */
diff --git a/drivers/infiniband/include/ib_verbs.h b/drivers/infiniband/include/ib_verbs.h
deleted file mode 100644
index 5d24edaa66e6..000000000000
--- a/drivers/infiniband/include/ib_verbs.h
+++ /dev/null
@@ -1,1365 +0,0 @@
1/*
2 * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
3 * Copyright (c) 2004 Infinicon Corporation. All rights reserved.
4 * Copyright (c) 2004 Intel Corporation. All rights reserved.
5 * Copyright (c) 2004 Topspin Corporation. All rights reserved.
6 * Copyright (c) 2004 Voltaire Corporation. All rights reserved.
7 * Copyright (c) 2005 Cisco Systems. All rights reserved.
8 *
9 * This software is available to you under a choice of one of two
10 * licenses. You may choose to be licensed under the terms of the GNU
11 * General Public License (GPL) Version 2, available from the file
12 * COPYING in the main directory of this source tree, or the
13 * OpenIB.org BSD license below:
14 *
15 * Redistribution and use in source and binary forms, with or
16 * without modification, are permitted provided that the following
17 * conditions are met:
18 *
19 * - Redistributions of source code must retain the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer.
22 *
23 * - Redistributions in binary form must reproduce the above
24 * copyright notice, this list of conditions and the following
25 * disclaimer in the documentation and/or other materials
26 * provided with the distribution.
27 *
28 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
29 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
30 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
31 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
32 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
33 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
34 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
35 * SOFTWARE.
36 *
37 * $Id: ib_verbs.h 1349 2004-12-16 21:09:43Z roland $
38 */
39
40#if !defined(IB_VERBS_H)
41#define IB_VERBS_H
42
43#include <linux/types.h>
44#include <linux/device.h>
45
46#include <asm/atomic.h>
47#include <asm/scatterlist.h>
48#include <asm/uaccess.h>
49
50union ib_gid {
51 u8 raw[16];
52 struct {
53 u64 subnet_prefix;
54 u64 interface_id;
55 } global;
56};
57
58enum ib_node_type {
59 IB_NODE_CA = 1,
60 IB_NODE_SWITCH,
61 IB_NODE_ROUTER
62};
63
64enum ib_device_cap_flags {
65 IB_DEVICE_RESIZE_MAX_WR = 1,
66 IB_DEVICE_BAD_PKEY_CNTR = (1<<1),
67 IB_DEVICE_BAD_QKEY_CNTR = (1<<2),
68 IB_DEVICE_RAW_MULTI = (1<<3),
69 IB_DEVICE_AUTO_PATH_MIG = (1<<4),
70 IB_DEVICE_CHANGE_PHY_PORT = (1<<5),
71 IB_DEVICE_UD_AV_PORT_ENFORCE = (1<<6),
72 IB_DEVICE_CURR_QP_STATE_MOD = (1<<7),
73 IB_DEVICE_SHUTDOWN_PORT = (1<<8),
74 IB_DEVICE_INIT_TYPE = (1<<9),
75 IB_DEVICE_PORT_ACTIVE_EVENT = (1<<10),
76 IB_DEVICE_SYS_IMAGE_GUID = (1<<11),
77 IB_DEVICE_RC_RNR_NAK_GEN = (1<<12),
78 IB_DEVICE_SRQ_RESIZE = (1<<13),
79 IB_DEVICE_N_NOTIFY_CQ = (1<<14),
80};
81
82enum ib_atomic_cap {
83 IB_ATOMIC_NONE,
84 IB_ATOMIC_HCA,
85 IB_ATOMIC_GLOB
86};
87
88struct ib_device_attr {
89 u64 fw_ver;
90 u64 node_guid;
91 u64 sys_image_guid;
92 u64 max_mr_size;
93 u64 page_size_cap;
94 u32 vendor_id;
95 u32 vendor_part_id;
96 u32 hw_ver;
97 int max_qp;
98 int max_qp_wr;
99 int device_cap_flags;
100 int max_sge;
101 int max_sge_rd;
102 int max_cq;
103 int max_cqe;
104 int max_mr;
105 int max_pd;
106 int max_qp_rd_atom;
107 int max_ee_rd_atom;
108 int max_res_rd_atom;
109 int max_qp_init_rd_atom;
110 int max_ee_init_rd_atom;
111 enum ib_atomic_cap atomic_cap;
112 int max_ee;
113 int max_rdd;
114 int max_mw;
115 int max_raw_ipv6_qp;
116 int max_raw_ethy_qp;
117 int max_mcast_grp;
118 int max_mcast_qp_attach;
119 int max_total_mcast_qp_attach;
120 int max_ah;
121 int max_fmr;
122 int max_map_per_fmr;
123 int max_srq;
124 int max_srq_wr;
125 int max_srq_sge;
126 u16 max_pkeys;
127 u8 local_ca_ack_delay;
128};
129
130enum ib_mtu {
131 IB_MTU_256 = 1,
132 IB_MTU_512 = 2,
133 IB_MTU_1024 = 3,
134 IB_MTU_2048 = 4,
135 IB_MTU_4096 = 5
136};
137
138static inline int ib_mtu_enum_to_int(enum ib_mtu mtu)
139{
140 switch (mtu) {
141 case IB_MTU_256: return 256;
142 case IB_MTU_512: return 512;
143 case IB_MTU_1024: return 1024;
144 case IB_MTU_2048: return 2048;
145 case IB_MTU_4096: return 4096;
146 default: return -1;
147 }
148}
149
150enum ib_port_state {
151 IB_PORT_NOP = 0,
152 IB_PORT_DOWN = 1,
153 IB_PORT_INIT = 2,
154 IB_PORT_ARMED = 3,
155 IB_PORT_ACTIVE = 4,
156 IB_PORT_ACTIVE_DEFER = 5
157};
158
159enum ib_port_cap_flags {
160 IB_PORT_SM = 1 << 1,
161 IB_PORT_NOTICE_SUP = 1 << 2,
162 IB_PORT_TRAP_SUP = 1 << 3,
163 IB_PORT_OPT_IPD_SUP = 1 << 4,
164 IB_PORT_AUTO_MIGR_SUP = 1 << 5,
165 IB_PORT_SL_MAP_SUP = 1 << 6,
166 IB_PORT_MKEY_NVRAM = 1 << 7,
167 IB_PORT_PKEY_NVRAM = 1 << 8,
168 IB_PORT_LED_INFO_SUP = 1 << 9,
169 IB_PORT_SM_DISABLED = 1 << 10,
170 IB_PORT_SYS_IMAGE_GUID_SUP = 1 << 11,
171 IB_PORT_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
172 IB_PORT_CM_SUP = 1 << 16,
173 IB_PORT_SNMP_TUNNEL_SUP = 1 << 17,
174 IB_PORT_REINIT_SUP = 1 << 18,
175 IB_PORT_DEVICE_MGMT_SUP = 1 << 19,
176 IB_PORT_VENDOR_CLASS_SUP = 1 << 20,
177 IB_PORT_DR_NOTICE_SUP = 1 << 21,
178 IB_PORT_CAP_MASK_NOTICE_SUP = 1 << 22,
179 IB_PORT_BOOT_MGMT_SUP = 1 << 23,
180 IB_PORT_LINK_LATENCY_SUP = 1 << 24,
181 IB_PORT_CLIENT_REG_SUP = 1 << 25
182};
183
184enum ib_port_width {
185 IB_WIDTH_1X = 1,
186 IB_WIDTH_4X = 2,
187 IB_WIDTH_8X = 4,
188 IB_WIDTH_12X = 8
189};
190
191static inline int ib_width_enum_to_int(enum ib_port_width width)
192{
193 switch (width) {
194 case IB_WIDTH_1X: return 1;
195 case IB_WIDTH_4X: return 4;
196 case IB_WIDTH_8X: return 8;
197 case IB_WIDTH_12X: return 12;
198 default: return -1;
199 }
200}
201
202struct ib_port_attr {
203 enum ib_port_state state;
204 enum ib_mtu max_mtu;
205 enum ib_mtu active_mtu;
206 int gid_tbl_len;
207 u32 port_cap_flags;
208 u32 max_msg_sz;
209 u32 bad_pkey_cntr;
210 u32 qkey_viol_cntr;
211 u16 pkey_tbl_len;
212 u16 lid;
213 u16 sm_lid;
214 u8 lmc;
215 u8 max_vl_num;
216 u8 sm_sl;
217 u8 subnet_timeout;
218 u8 init_type_reply;
219 u8 active_width;
220 u8 active_speed;
221 u8 phys_state;
222};
223
224enum ib_device_modify_flags {
225 IB_DEVICE_MODIFY_SYS_IMAGE_GUID = 1
226};
227
228struct ib_device_modify {
229 u64 sys_image_guid;
230};
231
232enum ib_port_modify_flags {
233 IB_PORT_SHUTDOWN = 1,
234 IB_PORT_INIT_TYPE = (1<<2),
235 IB_PORT_RESET_QKEY_CNTR = (1<<3)
236};
237
238struct ib_port_modify {
239 u32 set_port_cap_mask;
240 u32 clr_port_cap_mask;
241 u8 init_type;
242};
243
244enum ib_event_type {
245 IB_EVENT_CQ_ERR,
246 IB_EVENT_QP_FATAL,
247 IB_EVENT_QP_REQ_ERR,
248 IB_EVENT_QP_ACCESS_ERR,
249 IB_EVENT_COMM_EST,
250 IB_EVENT_SQ_DRAINED,
251 IB_EVENT_PATH_MIG,
252 IB_EVENT_PATH_MIG_ERR,
253 IB_EVENT_DEVICE_FATAL,
254 IB_EVENT_PORT_ACTIVE,
255 IB_EVENT_PORT_ERR,
256 IB_EVENT_LID_CHANGE,
257 IB_EVENT_PKEY_CHANGE,
258 IB_EVENT_SM_CHANGE
259};
260
261struct ib_event {
262 struct ib_device *device;
263 union {
264 struct ib_cq *cq;
265 struct ib_qp *qp;
266 u8 port_num;
267 } element;
268 enum ib_event_type event;
269};
270
271struct ib_event_handler {
272 struct ib_device *device;
273 void (*handler)(struct ib_event_handler *, struct ib_event *);
274 struct list_head list;
275};
276
277#define INIT_IB_EVENT_HANDLER(_ptr, _device, _handler) \
278 do { \
279 (_ptr)->device = _device; \
280 (_ptr)->handler = _handler; \
281 INIT_LIST_HEAD(&(_ptr)->list); \
282 } while (0)
283
284struct ib_global_route {
285 union ib_gid dgid;
286 u32 flow_label;
287 u8 sgid_index;
288 u8 hop_limit;
289 u8 traffic_class;
290};
291
292struct ib_grh {
293 u32 version_tclass_flow;
294 u16 paylen;
295 u8 next_hdr;
296 u8 hop_limit;
297 union ib_gid sgid;
298 union ib_gid dgid;
299};
300
301enum {
302 IB_MULTICAST_QPN = 0xffffff
303};
304
305enum ib_ah_flags {
306 IB_AH_GRH = 1
307};
308
309struct ib_ah_attr {
310 struct ib_global_route grh;
311 u16 dlid;
312 u8 sl;
313 u8 src_path_bits;
314 u8 static_rate;
315 u8 ah_flags;
316 u8 port_num;
317};
318
319enum ib_wc_status {
320 IB_WC_SUCCESS,
321 IB_WC_LOC_LEN_ERR,
322 IB_WC_LOC_QP_OP_ERR,
323 IB_WC_LOC_EEC_OP_ERR,
324 IB_WC_LOC_PROT_ERR,
325 IB_WC_WR_FLUSH_ERR,
326 IB_WC_MW_BIND_ERR,
327 IB_WC_BAD_RESP_ERR,
328 IB_WC_LOC_ACCESS_ERR,
329 IB_WC_REM_INV_REQ_ERR,
330 IB_WC_REM_ACCESS_ERR,
331 IB_WC_REM_OP_ERR,
332 IB_WC_RETRY_EXC_ERR,
333 IB_WC_RNR_RETRY_EXC_ERR,
334 IB_WC_LOC_RDD_VIOL_ERR,
335 IB_WC_REM_INV_RD_REQ_ERR,
336 IB_WC_REM_ABORT_ERR,
337 IB_WC_INV_EECN_ERR,
338 IB_WC_INV_EEC_STATE_ERR,
339 IB_WC_FATAL_ERR,
340 IB_WC_RESP_TIMEOUT_ERR,
341 IB_WC_GENERAL_ERR
342};
343
344enum ib_wc_opcode {
345 IB_WC_SEND,
346 IB_WC_RDMA_WRITE,
347 IB_WC_RDMA_READ,
348 IB_WC_COMP_SWAP,
349 IB_WC_FETCH_ADD,
350 IB_WC_BIND_MW,
351/*
352 * Set value of IB_WC_RECV so consumers can test if a completion is a
353 * receive by testing (opcode & IB_WC_RECV).
354 */
355 IB_WC_RECV = 1 << 7,
356 IB_WC_RECV_RDMA_WITH_IMM
357};
358
359enum ib_wc_flags {
360 IB_WC_GRH = 1,
361 IB_WC_WITH_IMM = (1<<1)
362};
363
364struct ib_wc {
365 u64 wr_id;
366 enum ib_wc_status status;
367 enum ib_wc_opcode opcode;
368 u32 vendor_err;
369 u32 byte_len;
370 __be32 imm_data;
371 u32 qp_num;
372 u32 src_qp;
373 int wc_flags;
374 u16 pkey_index;
375 u16 slid;
376 u8 sl;
377 u8 dlid_path_bits;
378 u8 port_num; /* valid only for DR SMPs on switches */
379};
380
381enum ib_cq_notify {
382 IB_CQ_SOLICITED,
383 IB_CQ_NEXT_COMP
384};
385
386struct ib_qp_cap {
387 u32 max_send_wr;
388 u32 max_recv_wr;
389 u32 max_send_sge;
390 u32 max_recv_sge;
391 u32 max_inline_data;
392};
393
394enum ib_sig_type {
395 IB_SIGNAL_ALL_WR,
396 IB_SIGNAL_REQ_WR
397};
398
399enum ib_qp_type {
400 /*
401 * IB_QPT_SMI and IB_QPT_GSI have to be the first two entries
402 * here (and in that order) since the MAD layer uses them as
403 * indices into a 2-entry table.
404 */
405 IB_QPT_SMI,
406 IB_QPT_GSI,
407
408 IB_QPT_RC,
409 IB_QPT_UC,
410 IB_QPT_UD,
411 IB_QPT_RAW_IPV6,
412 IB_QPT_RAW_ETY
413};
414
415struct ib_qp_init_attr {
416 void (*event_handler)(struct ib_event *, void *);
417 void *qp_context;
418 struct ib_cq *send_cq;
419 struct ib_cq *recv_cq;
420 struct ib_srq *srq;
421 struct ib_qp_cap cap;
422 enum ib_sig_type sq_sig_type;
423 enum ib_qp_type qp_type;
424 u8 port_num; /* special QP types only */
425};
426
427enum ib_rnr_timeout {
428 IB_RNR_TIMER_655_36 = 0,
429 IB_RNR_TIMER_000_01 = 1,
430 IB_RNR_TIMER_000_02 = 2,
431 IB_RNR_TIMER_000_03 = 3,
432 IB_RNR_TIMER_000_04 = 4,
433 IB_RNR_TIMER_000_06 = 5,
434 IB_RNR_TIMER_000_08 = 6,
435 IB_RNR_TIMER_000_12 = 7,
436 IB_RNR_TIMER_000_16 = 8,
437 IB_RNR_TIMER_000_24 = 9,
438 IB_RNR_TIMER_000_32 = 10,
439 IB_RNR_TIMER_000_48 = 11,
440 IB_RNR_TIMER_000_64 = 12,
441 IB_RNR_TIMER_000_96 = 13,
442 IB_RNR_TIMER_001_28 = 14,
443 IB_RNR_TIMER_001_92 = 15,
444 IB_RNR_TIMER_002_56 = 16,
445 IB_RNR_TIMER_003_84 = 17,
446 IB_RNR_TIMER_005_12 = 18,
447 IB_RNR_TIMER_007_68 = 19,
448 IB_RNR_TIMER_010_24 = 20,
449 IB_RNR_TIMER_015_36 = 21,
450 IB_RNR_TIMER_020_48 = 22,
451 IB_RNR_TIMER_030_72 = 23,
452 IB_RNR_TIMER_040_96 = 24,
453 IB_RNR_TIMER_061_44 = 25,
454 IB_RNR_TIMER_081_92 = 26,
455 IB_RNR_TIMER_122_88 = 27,
456 IB_RNR_TIMER_163_84 = 28,
457 IB_RNR_TIMER_245_76 = 29,
458 IB_RNR_TIMER_327_68 = 30,
459 IB_RNR_TIMER_491_52 = 31
460};
461
462enum ib_qp_attr_mask {
463 IB_QP_STATE = 1,
464 IB_QP_CUR_STATE = (1<<1),
465 IB_QP_EN_SQD_ASYNC_NOTIFY = (1<<2),
466 IB_QP_ACCESS_FLAGS = (1<<3),
467 IB_QP_PKEY_INDEX = (1<<4),
468 IB_QP_PORT = (1<<5),
469 IB_QP_QKEY = (1<<6),
470 IB_QP_AV = (1<<7),
471 IB_QP_PATH_MTU = (1<<8),
472 IB_QP_TIMEOUT = (1<<9),
473 IB_QP_RETRY_CNT = (1<<10),
474 IB_QP_RNR_RETRY = (1<<11),
475 IB_QP_RQ_PSN = (1<<12),
476 IB_QP_MAX_QP_RD_ATOMIC = (1<<13),
477 IB_QP_ALT_PATH = (1<<14),
478 IB_QP_MIN_RNR_TIMER = (1<<15),
479 IB_QP_SQ_PSN = (1<<16),
480 IB_QP_MAX_DEST_RD_ATOMIC = (1<<17),
481 IB_QP_PATH_MIG_STATE = (1<<18),
482 IB_QP_CAP = (1<<19),
483 IB_QP_DEST_QPN = (1<<20)
484};
485
486enum ib_qp_state {
487 IB_QPS_RESET,
488 IB_QPS_INIT,
489 IB_QPS_RTR,
490 IB_QPS_RTS,
491 IB_QPS_SQD,
492 IB_QPS_SQE,
493 IB_QPS_ERR
494};
495
496enum ib_mig_state {
497 IB_MIG_MIGRATED,
498 IB_MIG_REARM,
499 IB_MIG_ARMED
500};
501
502struct ib_qp_attr {
503 enum ib_qp_state qp_state;
504 enum ib_qp_state cur_qp_state;
505 enum ib_mtu path_mtu;
506 enum ib_mig_state path_mig_state;
507 u32 qkey;
508 u32 rq_psn;
509 u32 sq_psn;
510 u32 dest_qp_num;
511 int qp_access_flags;
512 struct ib_qp_cap cap;
513 struct ib_ah_attr ah_attr;
514 struct ib_ah_attr alt_ah_attr;
515 u16 pkey_index;
516 u16 alt_pkey_index;
517 u8 en_sqd_async_notify;
518 u8 sq_draining;
519 u8 max_rd_atomic;
520 u8 max_dest_rd_atomic;
521 u8 min_rnr_timer;
522 u8 port_num;
523 u8 timeout;
524 u8 retry_cnt;
525 u8 rnr_retry;
526 u8 alt_port_num;
527 u8 alt_timeout;
528};
529
530enum ib_wr_opcode {
531 IB_WR_RDMA_WRITE,
532 IB_WR_RDMA_WRITE_WITH_IMM,
533 IB_WR_SEND,
534 IB_WR_SEND_WITH_IMM,
535 IB_WR_RDMA_READ,
536 IB_WR_ATOMIC_CMP_AND_SWP,
537 IB_WR_ATOMIC_FETCH_AND_ADD
538};
539
540enum ib_send_flags {
541 IB_SEND_FENCE = 1,
542 IB_SEND_SIGNALED = (1<<1),
543 IB_SEND_SOLICITED = (1<<2),
544 IB_SEND_INLINE = (1<<3)
545};
546
547struct ib_sge {
548 u64 addr;
549 u32 length;
550 u32 lkey;
551};
552
553struct ib_send_wr {
554 struct ib_send_wr *next;
555 u64 wr_id;
556 struct ib_sge *sg_list;
557 int num_sge;
558 enum ib_wr_opcode opcode;
559 int send_flags;
560 __be32 imm_data;
561 union {
562 struct {
563 u64 remote_addr;
564 u32 rkey;
565 } rdma;
566 struct {
567 u64 remote_addr;
568 u64 compare_add;
569 u64 swap;
570 u32 rkey;
571 } atomic;
572 struct {
573 struct ib_ah *ah;
574 struct ib_mad_hdr *mad_hdr;
575 u32 remote_qpn;
576 u32 remote_qkey;
577 int timeout_ms; /* valid for MADs only */
578 int retries; /* valid for MADs only */
579 u16 pkey_index; /* valid for GSI only */
580 u8 port_num; /* valid for DR SMPs on switch only */
581 } ud;
582 } wr;
583};
584
585struct ib_recv_wr {
586 struct ib_recv_wr *next;
587 u64 wr_id;
588 struct ib_sge *sg_list;
589 int num_sge;
590};
591
592enum ib_access_flags {
593 IB_ACCESS_LOCAL_WRITE = 1,
594 IB_ACCESS_REMOTE_WRITE = (1<<1),
595 IB_ACCESS_REMOTE_READ = (1<<2),
596 IB_ACCESS_REMOTE_ATOMIC = (1<<3),
597 IB_ACCESS_MW_BIND = (1<<4)
598};
599
600struct ib_phys_buf {
601 u64 addr;
602 u64 size;
603};
604
605struct ib_mr_attr {
606 struct ib_pd *pd;
607 u64 device_virt_addr;
608 u64 size;
609 int mr_access_flags;
610 u32 lkey;
611 u32 rkey;
612};
613
614enum ib_mr_rereg_flags {
615 IB_MR_REREG_TRANS = 1,
616 IB_MR_REREG_PD = (1<<1),
617 IB_MR_REREG_ACCESS = (1<<2)
618};
619
620struct ib_mw_bind {
621 struct ib_mr *mr;
622 u64 wr_id;
623 u64 addr;
624 u32 length;
625 int send_flags;
626 int mw_access_flags;
627};
628
629struct ib_fmr_attr {
630 int max_pages;
631 int max_maps;
632 u8 page_size;
633};
634
635struct ib_ucontext {
636 struct ib_device *device;
637 struct list_head pd_list;
638 struct list_head mr_list;
639 struct list_head mw_list;
640 struct list_head cq_list;
641 struct list_head qp_list;
642 struct list_head srq_list;
643 struct list_head ah_list;
644 spinlock_t lock;
645};
646
647struct ib_uobject {
648 u64 user_handle; /* handle given to us by userspace */
649 struct ib_ucontext *context; /* associated user context */
650 struct list_head list; /* link to context's list */
651 u32 id; /* index into kernel idr */
652};
653
654struct ib_umem {
655 unsigned long user_base;
656 unsigned long virt_base;
657 size_t length;
658 int offset;
659 int page_size;
660 int writable;
661 struct list_head chunk_list;
662};
663
664struct ib_umem_chunk {
665 struct list_head list;
666 int nents;
667 int nmap;
668 struct scatterlist page_list[0];
669};
670
671struct ib_udata {
672 void __user *inbuf;
673 void __user *outbuf;
674 size_t inlen;
675 size_t outlen;
676};
677
678#define IB_UMEM_MAX_PAGE_CHUNK \
679 ((PAGE_SIZE - offsetof(struct ib_umem_chunk, page_list)) / \
680 ((void *) &((struct ib_umem_chunk *) 0)->page_list[1] - \
681 (void *) &((struct ib_umem_chunk *) 0)->page_list[0]))
682
683struct ib_umem_object {
684 struct ib_uobject uobject;
685 struct ib_umem umem;
686};
687
688struct ib_pd {
689 struct ib_device *device;
690 struct ib_uobject *uobject;
691 atomic_t usecnt; /* count all resources */
692};
693
694struct ib_ah {
695 struct ib_device *device;
696 struct ib_pd *pd;
697 struct ib_uobject *uobject;
698};
699
700typedef void (*ib_comp_handler)(struct ib_cq *cq, void *cq_context);
701
702struct ib_cq {
703 struct ib_device *device;
704 struct ib_uobject *uobject;
705 ib_comp_handler comp_handler;
706 void (*event_handler)(struct ib_event *, void *);
707 void * cq_context;
708 int cqe;
709 atomic_t usecnt; /* count number of work queues */
710};
711
712struct ib_srq {
713 struct ib_device *device;
714 struct ib_uobject *uobject;
715 struct ib_pd *pd;
716 void *srq_context;
717 atomic_t usecnt;
718};
719
720struct ib_qp {
721 struct ib_device *device;
722 struct ib_pd *pd;
723 struct ib_cq *send_cq;
724 struct ib_cq *recv_cq;
725 struct ib_srq *srq;
726 struct ib_uobject *uobject;
727 void (*event_handler)(struct ib_event *, void *);
728 void *qp_context;
729 u32 qp_num;
730 enum ib_qp_type qp_type;
731};
732
733struct ib_mr {
734 struct ib_device *device;
735 struct ib_pd *pd;
736 struct ib_uobject *uobject;
737 u32 lkey;
738 u32 rkey;
739 atomic_t usecnt; /* count number of MWs */
740};
741
742struct ib_mw {
743 struct ib_device *device;
744 struct ib_pd *pd;
745 struct ib_uobject *uobject;
746 u32 rkey;
747};
748
749struct ib_fmr {
750 struct ib_device *device;
751 struct ib_pd *pd;
752 struct list_head list;
753 u32 lkey;
754 u32 rkey;
755};
756
757struct ib_mad;
758struct ib_grh;
759
760enum ib_process_mad_flags {
761 IB_MAD_IGNORE_MKEY = 1,
762 IB_MAD_IGNORE_BKEY = 2,
763 IB_MAD_IGNORE_ALL = IB_MAD_IGNORE_MKEY | IB_MAD_IGNORE_BKEY
764};
765
766enum ib_mad_result {
767 IB_MAD_RESULT_FAILURE = 0, /* (!SUCCESS is the important flag) */
768 IB_MAD_RESULT_SUCCESS = 1 << 0, /* MAD was successfully processed */
769 IB_MAD_RESULT_REPLY = 1 << 1, /* Reply packet needs to be sent */
770 IB_MAD_RESULT_CONSUMED = 1 << 2 /* Packet consumed: stop processing */
771};
772
773#define IB_DEVICE_NAME_MAX 64
774
775struct ib_cache {
776 rwlock_t lock;
777 struct ib_event_handler event_handler;
778 struct ib_pkey_cache **pkey_cache;
779 struct ib_gid_cache **gid_cache;
780};
781
782struct ib_device {
783 struct device *dma_device;
784
785 char name[IB_DEVICE_NAME_MAX];
786
787 struct list_head event_handler_list;
788 spinlock_t event_handler_lock;
789
790 struct list_head core_list;
791 struct list_head client_data_list;
792 spinlock_t client_data_lock;
793
794 struct ib_cache cache;
795
796 u32 flags;
797
798 int (*query_device)(struct ib_device *device,
799 struct ib_device_attr *device_attr);
800 int (*query_port)(struct ib_device *device,
801 u8 port_num,
802 struct ib_port_attr *port_attr);
803 int (*query_gid)(struct ib_device *device,
804 u8 port_num, int index,
805 union ib_gid *gid);
806 int (*query_pkey)(struct ib_device *device,
807 u8 port_num, u16 index, u16 *pkey);
808 int (*modify_device)(struct ib_device *device,
809 int device_modify_mask,
810 struct ib_device_modify *device_modify);
811 int (*modify_port)(struct ib_device *device,
812 u8 port_num, int port_modify_mask,
813 struct ib_port_modify *port_modify);
814 struct ib_ucontext * (*alloc_ucontext)(struct ib_device *device,
815 struct ib_udata *udata);
816 int (*dealloc_ucontext)(struct ib_ucontext *context);
817 int (*mmap)(struct ib_ucontext *context,
818 struct vm_area_struct *vma);
819 struct ib_pd * (*alloc_pd)(struct ib_device *device,
820 struct ib_ucontext *context,
821 struct ib_udata *udata);
822 int (*dealloc_pd)(struct ib_pd *pd);
823 struct ib_ah * (*create_ah)(struct ib_pd *pd,
824 struct ib_ah_attr *ah_attr);
825 int (*modify_ah)(struct ib_ah *ah,
826 struct ib_ah_attr *ah_attr);
827 int (*query_ah)(struct ib_ah *ah,
828 struct ib_ah_attr *ah_attr);
829 int (*destroy_ah)(struct ib_ah *ah);
830 struct ib_qp * (*create_qp)(struct ib_pd *pd,
831 struct ib_qp_init_attr *qp_init_attr,
832 struct ib_udata *udata);
833 int (*modify_qp)(struct ib_qp *qp,
834 struct ib_qp_attr *qp_attr,
835 int qp_attr_mask);
836 int (*query_qp)(struct ib_qp *qp,
837 struct ib_qp_attr *qp_attr,
838 int qp_attr_mask,
839 struct ib_qp_init_attr *qp_init_attr);
840 int (*destroy_qp)(struct ib_qp *qp);
841 int (*post_send)(struct ib_qp *qp,
842 struct ib_send_wr *send_wr,
843 struct ib_send_wr **bad_send_wr);
844 int (*post_recv)(struct ib_qp *qp,
845 struct ib_recv_wr *recv_wr,
846 struct ib_recv_wr **bad_recv_wr);
847 struct ib_cq * (*create_cq)(struct ib_device *device, int cqe,
848 struct ib_ucontext *context,
849 struct ib_udata *udata);
850 int (*destroy_cq)(struct ib_cq *cq);
851 int (*resize_cq)(struct ib_cq *cq, int *cqe);
852 int (*poll_cq)(struct ib_cq *cq, int num_entries,
853 struct ib_wc *wc);
854 int (*peek_cq)(struct ib_cq *cq, int wc_cnt);
855 int (*req_notify_cq)(struct ib_cq *cq,
856 enum ib_cq_notify cq_notify);
857 int (*req_ncomp_notif)(struct ib_cq *cq,
858 int wc_cnt);
859 struct ib_mr * (*get_dma_mr)(struct ib_pd *pd,
860 int mr_access_flags);
861 struct ib_mr * (*reg_phys_mr)(struct ib_pd *pd,
862 struct ib_phys_buf *phys_buf_array,
863 int num_phys_buf,
864 int mr_access_flags,
865 u64 *iova_start);
866 struct ib_mr * (*reg_user_mr)(struct ib_pd *pd,
867 struct ib_umem *region,
868 int mr_access_flags,
869 struct ib_udata *udata);
870 int (*query_mr)(struct ib_mr *mr,
871 struct ib_mr_attr *mr_attr);
872 int (*dereg_mr)(struct ib_mr *mr);
873 int (*rereg_phys_mr)(struct ib_mr *mr,
874 int mr_rereg_mask,
875 struct ib_pd *pd,
876 struct ib_phys_buf *phys_buf_array,
877 int num_phys_buf,
878 int mr_access_flags,
879 u64 *iova_start);
880 struct ib_mw * (*alloc_mw)(struct ib_pd *pd);
881 int (*bind_mw)(struct ib_qp *qp,
882 struct ib_mw *mw,
883 struct ib_mw_bind *mw_bind);
884 int (*dealloc_mw)(struct ib_mw *mw);
885 struct ib_fmr * (*alloc_fmr)(struct ib_pd *pd,
886 int mr_access_flags,
887 struct ib_fmr_attr *fmr_attr);
888 int (*map_phys_fmr)(struct ib_fmr *fmr,
889 u64 *page_list, int list_len,
890 u64 iova);
891 int (*unmap_fmr)(struct list_head *fmr_list);
892 int (*dealloc_fmr)(struct ib_fmr *fmr);
893 int (*attach_mcast)(struct ib_qp *qp,
894 union ib_gid *gid,
895 u16 lid);
896 int (*detach_mcast)(struct ib_qp *qp,
897 union ib_gid *gid,
898 u16 lid);
899 int (*process_mad)(struct ib_device *device,
900 int process_mad_flags,
901 u8 port_num,
902 struct ib_wc *in_wc,
903 struct ib_grh *in_grh,
904 struct ib_mad *in_mad,
905 struct ib_mad *out_mad);
906
907 struct module *owner;
908 struct class_device class_dev;
909 struct kobject ports_parent;
910 struct list_head port_list;
911
912 enum {
913 IB_DEV_UNINITIALIZED,
914 IB_DEV_REGISTERED,
915 IB_DEV_UNREGISTERED
916 } reg_state;
917
918 u8 node_type;
919 u8 phys_port_cnt;
920};
921
922struct ib_client {
923 char *name;
924 void (*add) (struct ib_device *);
925 void (*remove)(struct ib_device *);
926
927 struct list_head list;
928};
929
930struct ib_device *ib_alloc_device(size_t size);
931void ib_dealloc_device(struct ib_device *device);
932
933int ib_register_device (struct ib_device *device);
934void ib_unregister_device(struct ib_device *device);
935
936int ib_register_client (struct ib_client *client);
937void ib_unregister_client(struct ib_client *client);
938
939void *ib_get_client_data(struct ib_device *device, struct ib_client *client);
940void ib_set_client_data(struct ib_device *device, struct ib_client *client,
941 void *data);
942
943static inline int ib_copy_from_udata(void *dest, struct ib_udata *udata, size_t len)
944{
945 return copy_from_user(dest, udata->inbuf, len) ? -EFAULT : 0;
946}
947
948static inline int ib_copy_to_udata(struct ib_udata *udata, void *src, size_t len)
949{
950 return copy_to_user(udata->outbuf, src, len) ? -EFAULT : 0;
951}
952
953int ib_register_event_handler (struct ib_event_handler *event_handler);
954int ib_unregister_event_handler(struct ib_event_handler *event_handler);
955void ib_dispatch_event(struct ib_event *event);
956
957int ib_query_device(struct ib_device *device,
958 struct ib_device_attr *device_attr);
959
960int ib_query_port(struct ib_device *device,
961 u8 port_num, struct ib_port_attr *port_attr);
962
963int ib_query_gid(struct ib_device *device,
964 u8 port_num, int index, union ib_gid *gid);
965
966int ib_query_pkey(struct ib_device *device,
967 u8 port_num, u16 index, u16 *pkey);
968
969int ib_modify_device(struct ib_device *device,
970 int device_modify_mask,
971 struct ib_device_modify *device_modify);
972
973int ib_modify_port(struct ib_device *device,
974 u8 port_num, int port_modify_mask,
975 struct ib_port_modify *port_modify);
976
977/**
978 * ib_alloc_pd - Allocates an unused protection domain.
979 * @device: The device on which to allocate the protection domain.
980 *
981 * A protection domain object provides an association between QPs, shared
982 * receive queues, address handles, memory regions, and memory windows.
983 */
984struct ib_pd *ib_alloc_pd(struct ib_device *device);
985
986/**
987 * ib_dealloc_pd - Deallocates a protection domain.
988 * @pd: The protection domain to deallocate.
989 */
990int ib_dealloc_pd(struct ib_pd *pd);
991
992/**
993 * ib_create_ah - Creates an address handle for the given address vector.
994 * @pd: The protection domain associated with the address handle.
995 * @ah_attr: The attributes of the address vector.
996 *
997 * The address handle is used to reference a local or global destination
998 * in all UD QP post sends.
999 */
1000struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr);
1001
1002/**
1003 * ib_create_ah_from_wc - Creates an address handle associated with the
1004 * sender of the specified work completion.
1005 * @pd: The protection domain associated with the address handle.
1006 * @wc: Work completion information associated with a received message.
1007 * @grh: References the received global route header. This parameter is
1008 * ignored unless the work completion indicates that the GRH is valid.
1009 * @port_num: The outbound port number to associate with the address.
1010 *
1011 * The address handle is used to reference a local or global destination
1012 * in all UD QP post sends.
1013 */
1014struct ib_ah *ib_create_ah_from_wc(struct ib_pd *pd, struct ib_wc *wc,
1015 struct ib_grh *grh, u8 port_num);
1016
1017/**
1018 * ib_modify_ah - Modifies the address vector associated with an address
1019 * handle.
1020 * @ah: The address handle to modify.
1021 * @ah_attr: The new address vector attributes to associate with the
1022 * address handle.
1023 */
1024int ib_modify_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr);
1025
1026/**
1027 * ib_query_ah - Queries the address vector associated with an address
1028 * handle.
1029 * @ah: The address handle to query.
1030 * @ah_attr: The address vector attributes associated with the address
1031 * handle.
1032 */
1033int ib_query_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr);
1034
1035/**
1036 * ib_destroy_ah - Destroys an address handle.
1037 * @ah: The address handle to destroy.
1038 */
1039int ib_destroy_ah(struct ib_ah *ah);
1040
1041/**
1042 * ib_create_qp - Creates a QP associated with the specified protection
1043 * domain.
1044 * @pd: The protection domain associated with the QP.
1045 * @qp_init_attr: A list of initial attributes required to create the QP.
1046 */
1047struct ib_qp *ib_create_qp(struct ib_pd *pd,
1048 struct ib_qp_init_attr *qp_init_attr);
1049
1050/**
1051 * ib_modify_qp - Modifies the attributes for the specified QP and then
1052 * transitions the QP to the given state.
1053 * @qp: The QP to modify.
1054 * @qp_attr: On input, specifies the QP attributes to modify. On output,
1055 * the current values of selected QP attributes are returned.
1056 * @qp_attr_mask: A bit-mask used to specify which attributes of the QP
1057 * are being modified.
1058 */
1059int ib_modify_qp(struct ib_qp *qp,
1060 struct ib_qp_attr *qp_attr,
1061 int qp_attr_mask);
1062
1063/**
1064 * ib_query_qp - Returns the attribute list and current values for the
1065 * specified QP.
1066 * @qp: The QP to query.
1067 * @qp_attr: The attributes of the specified QP.
1068 * @qp_attr_mask: A bit-mask used to select specific attributes to query.
1069 * @qp_init_attr: Additional attributes of the selected QP.
1070 *
1071 * The qp_attr_mask may be used to limit the query to gathering only the
1072 * selected attributes.
1073 */
1074int ib_query_qp(struct ib_qp *qp,
1075 struct ib_qp_attr *qp_attr,
1076 int qp_attr_mask,
1077 struct ib_qp_init_attr *qp_init_attr);
1078
1079/**
1080 * ib_destroy_qp - Destroys the specified QP.
1081 * @qp: The QP to destroy.
1082 */
1083int ib_destroy_qp(struct ib_qp *qp);
1084
1085/**
1086 * ib_post_send - Posts a list of work requests to the send queue of
1087 * the specified QP.
1088 * @qp: The QP to post the work request on.
1089 * @send_wr: A list of work requests to post on the send queue.
1090 * @bad_send_wr: On an immediate failure, this parameter will reference
1091 * the work request that failed to be posted on the QP.
1092 */
1093static inline int ib_post_send(struct ib_qp *qp,
1094 struct ib_send_wr *send_wr,
1095 struct ib_send_wr **bad_send_wr)
1096{
1097 return qp->device->post_send(qp, send_wr, bad_send_wr);
1098}
1099
1100/**
1101 * ib_post_recv - Posts a list of work requests to the receive queue of
1102 * the specified QP.
1103 * @qp: The QP to post the work request on.
1104 * @recv_wr: A list of work requests to post on the receive queue.
1105 * @bad_recv_wr: On an immediate failure, this parameter will reference
1106 * the work request that failed to be posted on the QP.
1107 */
1108static inline int ib_post_recv(struct ib_qp *qp,
1109 struct ib_recv_wr *recv_wr,
1110 struct ib_recv_wr **bad_recv_wr)
1111{
1112 return qp->device->post_recv(qp, recv_wr, bad_recv_wr);
1113}
1114
1115/**
1116 * ib_create_cq - Creates a CQ on the specified device.
1117 * @device: The device on which to create the CQ.
1118 * @comp_handler: A user-specified callback that is invoked when a
1119 * completion event occurs on the CQ.
1120 * @event_handler: A user-specified callback that is invoked when an
1121 * asynchronous event not associated with a completion occurs on the CQ.
1122 * @cq_context: Context associated with the CQ returned to the user via
1123 * the associated completion and event handlers.
1124 * @cqe: The minimum size of the CQ.
1125 *
1126 * Users can examine the cq structure to determine the actual CQ size.
1127 */
1128struct ib_cq *ib_create_cq(struct ib_device *device,
1129 ib_comp_handler comp_handler,
1130 void (*event_handler)(struct ib_event *, void *),
1131 void *cq_context, int cqe);
1132
1133/**
1134 * ib_resize_cq - Modifies the capacity of the CQ.
1135 * @cq: The CQ to resize.
1136 * @cqe: The minimum size of the CQ.
1137 *
1138 * Users can examine the cq structure to determine the actual CQ size.
1139 */
1140int ib_resize_cq(struct ib_cq *cq, int cqe);
1141
1142/**
1143 * ib_destroy_cq - Destroys the specified CQ.
1144 * @cq: The CQ to destroy.
1145 */
1146int ib_destroy_cq(struct ib_cq *cq);
1147
1148/**
1149 * ib_poll_cq - poll a CQ for completion(s)
1150 * @cq:the CQ being polled
1151 * @num_entries:maximum number of completions to return
1152 * @wc:array of at least @num_entries &struct ib_wc where completions
1153 * will be returned
1154 *
1155 * Poll a CQ for (possibly multiple) completions. If the return value
1156 * is < 0, an error occurred. If the return value is >= 0, it is the
1157 * number of completions returned. If the return value is
1158 * non-negative and < num_entries, then the CQ was emptied.
1159 */
1160static inline int ib_poll_cq(struct ib_cq *cq, int num_entries,
1161 struct ib_wc *wc)
1162{
1163 return cq->device->poll_cq(cq, num_entries, wc);
1164}
1165
1166/**
1167 * ib_peek_cq - Returns the number of unreaped completions currently
1168 * on the specified CQ.
1169 * @cq: The CQ to peek.
1170 * @wc_cnt: A minimum number of unreaped completions to check for.
1171 *
1172 * If the number of unreaped completions is greater than or equal to wc_cnt,
1173 * this function returns wc_cnt, otherwise, it returns the actual number of
1174 * unreaped completions.
1175 */
1176int ib_peek_cq(struct ib_cq *cq, int wc_cnt);
1177
1178/**
1179 * ib_req_notify_cq - Request completion notification on a CQ.
1180 * @cq: The CQ to generate an event for.
1181 * @cq_notify: If set to %IB_CQ_SOLICITED, completion notification will
1182 * occur on the next solicited event. If set to %IB_CQ_NEXT_COMP,
1183 * notification will occur on the next completion.
1184 */
1185static inline int ib_req_notify_cq(struct ib_cq *cq,
1186 enum ib_cq_notify cq_notify)
1187{
1188 return cq->device->req_notify_cq(cq, cq_notify);
1189}
1190
1191/**
1192 * ib_req_ncomp_notif - Request completion notification when there are
1193 * at least the specified number of unreaped completions on the CQ.
1194 * @cq: The CQ to generate an event for.
1195 * @wc_cnt: The number of unreaped completions that should be on the
1196 * CQ before an event is generated.
1197 */
1198static inline int ib_req_ncomp_notif(struct ib_cq *cq, int wc_cnt)
1199{
1200 return cq->device->req_ncomp_notif ?
1201 cq->device->req_ncomp_notif(cq, wc_cnt) :
1202 -ENOSYS;
1203}
1204
1205/**
1206 * ib_get_dma_mr - Returns a memory region for system memory that is
1207 * usable for DMA.
1208 * @pd: The protection domain associated with the memory region.
1209 * @mr_access_flags: Specifies the memory access rights.
1210 */
1211struct ib_mr *ib_get_dma_mr(struct ib_pd *pd, int mr_access_flags);
1212
1213/**
1214 * ib_reg_phys_mr - Prepares a virtually addressed memory region for use
1215 * by an HCA.
1216 * @pd: The protection domain associated assigned to the registered region.
1217 * @phys_buf_array: Specifies a list of physical buffers to use in the
1218 * memory region.
1219 * @num_phys_buf: Specifies the size of the phys_buf_array.
1220 * @mr_access_flags: Specifies the memory access rights.
1221 * @iova_start: The offset of the region's starting I/O virtual address.
1222 */
1223struct ib_mr *ib_reg_phys_mr(struct ib_pd *pd,
1224 struct ib_phys_buf *phys_buf_array,
1225 int num_phys_buf,
1226 int mr_access_flags,
1227 u64 *iova_start);
1228
1229/**
1230 * ib_rereg_phys_mr - Modifies the attributes of an existing memory region.
1231 * Conceptually, this call performs the functions deregister memory region
1232 * followed by register physical memory region. Where possible,
1233 * resources are reused instead of deallocated and reallocated.
1234 * @mr: The memory region to modify.
1235 * @mr_rereg_mask: A bit-mask used to indicate which of the following
1236 * properties of the memory region are being modified.
1237 * @pd: If %IB_MR_REREG_PD is set in mr_rereg_mask, this field specifies
1238 * the new protection domain to associated with the memory region,
1239 * otherwise, this parameter is ignored.
1240 * @phys_buf_array: If %IB_MR_REREG_TRANS is set in mr_rereg_mask, this
1241 * field specifies a list of physical buffers to use in the new
1242 * translation, otherwise, this parameter is ignored.
1243 * @num_phys_buf: If %IB_MR_REREG_TRANS is set in mr_rereg_mask, this
1244 * field specifies the size of the phys_buf_array, otherwise, this
1245 * parameter is ignored.
1246 * @mr_access_flags: If %IB_MR_REREG_ACCESS is set in mr_rereg_mask, this
1247 * field specifies the new memory access rights, otherwise, this
1248 * parameter is ignored.
1249 * @iova_start: The offset of the region's starting I/O virtual address.
1250 */
1251int ib_rereg_phys_mr(struct ib_mr *mr,
1252 int mr_rereg_mask,
1253 struct ib_pd *pd,
1254 struct ib_phys_buf *phys_buf_array,
1255 int num_phys_buf,
1256 int mr_access_flags,
1257 u64 *iova_start);
1258
1259/**
1260 * ib_query_mr - Retrieves information about a specific memory region.
1261 * @mr: The memory region to retrieve information about.
1262 * @mr_attr: The attributes of the specified memory region.
1263 */
1264int ib_query_mr(struct ib_mr *mr, struct ib_mr_attr *mr_attr);
1265
1266/**
1267 * ib_dereg_mr - Deregisters a memory region and removes it from the
1268 * HCA translation table.
1269 * @mr: The memory region to deregister.
1270 */
1271int ib_dereg_mr(struct ib_mr *mr);
1272
1273/**
1274 * ib_alloc_mw - Allocates a memory window.
1275 * @pd: The protection domain associated with the memory window.
1276 */
1277struct ib_mw *ib_alloc_mw(struct ib_pd *pd);
1278
1279/**
1280 * ib_bind_mw - Posts a work request to the send queue of the specified
1281 * QP, which binds the memory window to the given address range and
1282 * remote access attributes.
1283 * @qp: QP to post the bind work request on.
1284 * @mw: The memory window to bind.
1285 * @mw_bind: Specifies information about the memory window, including
1286 * its address range, remote access rights, and associated memory region.
1287 */
1288static inline int ib_bind_mw(struct ib_qp *qp,
1289 struct ib_mw *mw,
1290 struct ib_mw_bind *mw_bind)
1291{
1292 /* XXX reference counting in corresponding MR? */
1293 return mw->device->bind_mw ?
1294 mw->device->bind_mw(qp, mw, mw_bind) :
1295 -ENOSYS;
1296}
1297
1298/**
1299 * ib_dealloc_mw - Deallocates a memory window.
1300 * @mw: The memory window to deallocate.
1301 */
1302int ib_dealloc_mw(struct ib_mw *mw);
1303
1304/**
1305 * ib_alloc_fmr - Allocates a unmapped fast memory region.
1306 * @pd: The protection domain associated with the unmapped region.
1307 * @mr_access_flags: Specifies the memory access rights.
1308 * @fmr_attr: Attributes of the unmapped region.
1309 *
1310 * A fast memory region must be mapped before it can be used as part of
1311 * a work request.
1312 */
1313struct ib_fmr *ib_alloc_fmr(struct ib_pd *pd,
1314 int mr_access_flags,
1315 struct ib_fmr_attr *fmr_attr);
1316
1317/**
1318 * ib_map_phys_fmr - Maps a list of physical pages to a fast memory region.
1319 * @fmr: The fast memory region to associate with the pages.
1320 * @page_list: An array of physical pages to map to the fast memory region.
1321 * @list_len: The number of pages in page_list.
1322 * @iova: The I/O virtual address to use with the mapped region.
1323 */
1324static inline int ib_map_phys_fmr(struct ib_fmr *fmr,
1325 u64 *page_list, int list_len,
1326 u64 iova)
1327{
1328 return fmr->device->map_phys_fmr(fmr, page_list, list_len, iova);
1329}
1330
1331/**
1332 * ib_unmap_fmr - Removes the mapping from a list of fast memory regions.
1333 * @fmr_list: A linked list of fast memory regions to unmap.
1334 */
1335int ib_unmap_fmr(struct list_head *fmr_list);
1336
1337/**
1338 * ib_dealloc_fmr - Deallocates a fast memory region.
1339 * @fmr: The fast memory region to deallocate.
1340 */
1341int ib_dealloc_fmr(struct ib_fmr *fmr);
1342
1343/**
1344 * ib_attach_mcast - Attaches the specified QP to a multicast group.
1345 * @qp: QP to attach to the multicast group. The QP must be type
1346 * IB_QPT_UD.
1347 * @gid: Multicast group GID.
1348 * @lid: Multicast group LID in host byte order.
1349 *
1350 * In order to send and receive multicast packets, subnet
1351 * administration must have created the multicast group and configured
1352 * the fabric appropriately. The port associated with the specified
1353 * QP must also be a member of the multicast group.
1354 */
1355int ib_attach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid);
1356
1357/**
1358 * ib_detach_mcast - Detaches the specified QP from a multicast group.
1359 * @qp: QP to detach from the multicast group.
1360 * @gid: Multicast group GID.
1361 * @lid: Multicast group LID in host byte order.
1362 */
1363int ib_detach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid);
1364
1365#endif /* IB_VERBS_H */
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