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0194621b DD |
1 | #ifndef DEF_RDMA_VT_H |
2 | #define DEF_RDMA_VT_H | |
3 | ||
4 | /* | |
fe314195 | 5 | * Copyright(c) 2016 Intel Corporation. |
0194621b DD |
6 | * |
7 | * This file is provided under a dual BSD/GPLv2 license. When using or | |
8 | * redistributing this file, you may do so under either license. | |
9 | * | |
10 | * GPL LICENSE SUMMARY | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of version 2 of the GNU General Public License as | |
14 | * published by the Free Software Foundation. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, but | |
17 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | * General Public License for more details. | |
20 | * | |
21 | * BSD LICENSE | |
22 | * | |
23 | * Redistribution and use in source and binary forms, with or without | |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * | |
27 | * - Redistributions of source code must retain the above copyright | |
28 | * notice, this list of conditions and the following disclaimer. | |
29 | * - Redistributions in binary form must reproduce the above copyright | |
30 | * notice, this list of conditions and the following disclaimer in | |
31 | * the documentation and/or other materials provided with the | |
32 | * distribution. | |
33 | * - Neither the name of Intel Corporation nor the names of its | |
34 | * contributors may be used to endorse or promote products derived | |
35 | * from this software without specific prior written permission. | |
36 | * | |
37 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
38 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
39 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
40 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
41 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
42 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
43 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
44 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
45 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
46 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
47 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
48 | * | |
49 | */ | |
50 | ||
51 | /* | |
52 | * Structure that low level drivers will populate in order to register with the | |
53 | * rdmavt layer. | |
54 | */ | |
55 | ||
f3d01bbc DD |
56 | #include <linux/spinlock.h> |
57 | #include <linux/list.h> | |
3b0b3fb3 | 58 | #include <linux/hash.h> |
b4e64397 DD |
59 | #include <rdma/ib_verbs.h> |
60 | #include <rdma/rdmavt_mr.h> | |
61 | #include <rdma/rdmavt_qp.h> | |
f2f34211 | 62 | |
38ce2c6f DD |
63 | #define RVT_MAX_PKEY_VALUES 16 |
64 | ||
f3d01bbc DD |
65 | struct rvt_ibport { |
66 | struct rvt_qp __rcu *qp[2]; | |
67 | struct ib_mad_agent *send_agent; /* agent for SMI (traps) */ | |
68 | struct rb_root mcast_tree; | |
69 | spinlock_t lock; /* protect changes in this struct */ | |
70 | ||
71 | /* non-zero when timer is set */ | |
72 | unsigned long mkey_lease_timeout; | |
73 | unsigned long trap_timeout; | |
74 | __be64 gid_prefix; /* in network order */ | |
75 | __be64 mkey; | |
76 | u64 tid; | |
77 | u32 port_cap_flags; | |
78 | u32 pma_sample_start; | |
79 | u32 pma_sample_interval; | |
80 | __be16 pma_counter_select[5]; | |
81 | u16 pma_tag; | |
82 | u16 mkey_lease_period; | |
83 | u16 sm_lid; | |
84 | u8 sm_sl; | |
85 | u8 mkeyprot; | |
86 | u8 subnet_timeout; | |
87 | u8 vl_high_limit; | |
88 | ||
89 | /* | |
90 | * Driver is expected to keep these up to date. These | |
91 | * counters are informational only and not required to be | |
92 | * completely accurate. | |
93 | */ | |
94 | u64 n_rc_resends; | |
95 | u64 n_seq_naks; | |
96 | u64 n_rdma_seq; | |
97 | u64 n_rnr_naks; | |
98 | u64 n_other_naks; | |
99 | u64 n_loop_pkts; | |
100 | u64 n_pkt_drops; | |
101 | u64 n_vl15_dropped; | |
102 | u64 n_rc_timeouts; | |
103 | u64 n_dmawait; | |
104 | u64 n_unaligned; | |
105 | u64 n_rc_dupreq; | |
106 | u64 n_rc_seqnak; | |
107 | u16 pkey_violations; | |
108 | u16 qkey_violations; | |
109 | u16 mkey_violations; | |
110 | ||
111 | /* Hot-path per CPU counters to avoid cacheline trading to update */ | |
112 | u64 z_rc_acks; | |
113 | u64 z_rc_qacks; | |
114 | u64 z_rc_delayed_comp; | |
115 | u64 __percpu *rc_acks; | |
116 | u64 __percpu *rc_qacks; | |
117 | u64 __percpu *rc_delayed_comp; | |
118 | ||
119 | void *priv; /* driver private data */ | |
120 | ||
38ce2c6f DD |
121 | /* |
122 | * The pkey table is allocated and maintained by the driver. Drivers | |
123 | * need to have access to this before registering with rdmav. However | |
124 | * rdmavt will need access to it so drivers need to proviee this during | |
125 | * the attach port API call. | |
126 | */ | |
127 | u16 *pkey_table; | |
128 | ||
3711baf2 | 129 | struct rvt_ah *sm_ah; |
f3d01bbc DD |
130 | }; |
131 | ||
6f6387ae DD |
132 | #define RVT_CQN_MAX 16 /* maximum length of cq name */ |
133 | ||
8afd32eb DD |
134 | /* |
135 | * Things that are driver specific, module parameters in hfi1 and qib | |
136 | */ | |
137 | struct rvt_driver_params { | |
b1070a7a DD |
138 | struct ib_device_attr props; |
139 | ||
b1070a7a DD |
140 | /* |
141 | * Anything driver specific that is not covered by props | |
142 | * For instance special module parameters. Goes here. | |
143 | */ | |
7b1e2099 | 144 | unsigned int lkey_table_size; |
0acb0cc7 DD |
145 | unsigned int qp_table_size; |
146 | int qpn_start; | |
147 | int qpn_inc; | |
148 | int qpn_res_start; | |
149 | int qpn_res_end; | |
f3d01bbc | 150 | int nports; |
38ce2c6f | 151 | int npkeys; |
6f6387ae DD |
152 | char cq_name[RVT_CQN_MAX]; |
153 | int node; | |
3b0b3fb3 DD |
154 | int psn_mask; |
155 | int psn_shift; | |
156 | int psn_modify_mask; | |
61a650c1 HC |
157 | u32 core_cap_flags; |
158 | u32 max_mad_size; | |
4c0b6533 MM |
159 | u8 qos_shift; |
160 | u8 max_rdma_atomic; | |
856cc4c2 | 161 | u8 reserved_operations; |
8afd32eb DD |
162 | }; |
163 | ||
b036db83 DD |
164 | /* Protection domain */ |
165 | struct rvt_pd { | |
166 | struct ib_pd ibpd; | |
167 | int user; /* non-zero if created from user space */ | |
168 | }; | |
169 | ||
170 | /* Address handle */ | |
171 | struct rvt_ah { | |
172 | struct ib_ah ibah; | |
173 | struct ib_ah_attr attr; | |
174 | atomic_t refcount; | |
175 | u8 vl; | |
176 | u8 log_pmtu; | |
177 | }; | |
178 | ||
b534875d | 179 | struct rvt_dev_info; |
46a80d62 | 180 | struct rvt_swqe; |
aec57787 DD |
181 | struct rvt_driver_provided { |
182 | /* | |
1348d706 DD |
183 | * Which functions are required depends on which verbs rdmavt is |
184 | * providing and which verbs the driver is overriding. See | |
185 | * check_support() for details. | |
aec57787 | 186 | */ |
b036db83 | 187 | |
1348d706 | 188 | /* Passed to ib core registration. Callback to create syfs files */ |
aec57787 | 189 | int (*port_callback)(struct ib_device *, u8, struct kobject *); |
1348d706 DD |
190 | |
191 | /* | |
192 | * Returns a string to represent the device for which is being | |
193 | * registered. This is primarily used for error and debug messages on | |
194 | * the console. | |
195 | */ | |
b534875d | 196 | const char * (*get_card_name)(struct rvt_dev_info *rdi); |
1348d706 DD |
197 | |
198 | /* | |
199 | * Returns a pointer to the undelying hardware's PCI device. This is | |
200 | * used to display information as to what hardware is being referenced | |
201 | * in an output message | |
202 | */ | |
b534875d | 203 | struct pci_dev * (*get_pci_dev)(struct rvt_dev_info *rdi); |
1348d706 DD |
204 | |
205 | /* | |
206 | * Allocate a private queue pair data structure for driver specific | |
c755f4af MM |
207 | * information which is opaque to rdmavt. Errors are returned via |
208 | * ERR_PTR(err). The driver is free to return NULL or a valid | |
209 | * pointer. | |
1348d706 | 210 | */ |
d2b8d4da MM |
211 | void * (*qp_priv_alloc)(struct rvt_dev_info *rdi, struct rvt_qp *qp, |
212 | gfp_t gfp); | |
1348d706 DD |
213 | |
214 | /* | |
215 | * Free the driver's private qp structure. | |
216 | */ | |
515667f8 | 217 | void (*qp_priv_free)(struct rvt_dev_info *rdi, struct rvt_qp *qp); |
1348d706 DD |
218 | |
219 | /* | |
220 | * Inform the driver the particular qp in quesiton has been reset so | |
221 | * that it can clean up anything it needs to. | |
222 | */ | |
515667f8 | 223 | void (*notify_qp_reset)(struct rvt_qp *qp); |
1348d706 DD |
224 | |
225 | /* | |
226 | * Give the driver a notice that there is send work to do. It is up to | |
227 | * the driver to generally push the packets out, this just queues the | |
228 | * work with the driver. There are two variants here. The no_lock | |
229 | * version requires the s_lock not to be held. The other assumes the | |
230 | * s_lock is held. | |
231 | */ | |
bfbac097 | 232 | void (*schedule_send)(struct rvt_qp *qp); |
46a80d62 | 233 | void (*schedule_send_no_lock)(struct rvt_qp *qp); |
1348d706 DD |
234 | |
235 | /* | |
236 | * Sometimes rdmavt needs to kick the driver's send progress. That is | |
237 | * done by this call back. | |
238 | */ | |
bfbac097 | 239 | void (*do_send)(struct rvt_qp *qp); |
1348d706 DD |
240 | |
241 | /* | |
242 | * Get a path mtu from the driver based on qp attributes. | |
243 | */ | |
3b0b3fb3 DD |
244 | int (*get_pmtu_from_attr)(struct rvt_dev_info *rdi, struct rvt_qp *qp, |
245 | struct ib_qp_attr *attr); | |
1348d706 DD |
246 | |
247 | /* | |
248 | * Notify driver that it needs to flush any outstanding IO requests that | |
249 | * are waiting on a qp. | |
250 | */ | |
3b0b3fb3 | 251 | void (*flush_qp_waiters)(struct rvt_qp *qp); |
1348d706 DD |
252 | |
253 | /* | |
254 | * Notify driver to stop its queue of sending packets. Nothing else | |
255 | * should be posted to the queue pair after this has been called. | |
256 | */ | |
3b0b3fb3 | 257 | void (*stop_send_queue)(struct rvt_qp *qp); |
1348d706 DD |
258 | |
259 | /* | |
260 | * Have the drivr drain any in progress operations | |
261 | */ | |
3b0b3fb3 | 262 | void (*quiesce_qp)(struct rvt_qp *qp); |
1348d706 DD |
263 | |
264 | /* | |
265 | * Inform the driver a qp has went to error state. | |
266 | */ | |
3b0b3fb3 | 267 | void (*notify_error_qp)(struct rvt_qp *qp); |
1348d706 DD |
268 | |
269 | /* | |
270 | * Get an MTU for a qp. | |
271 | */ | |
3b0b3fb3 DD |
272 | u32 (*mtu_from_qp)(struct rvt_dev_info *rdi, struct rvt_qp *qp, |
273 | u32 pmtu); | |
1348d706 DD |
274 | /* |
275 | * Convert an mtu to a path mtu | |
276 | */ | |
3b0b3fb3 | 277 | int (*mtu_to_path_mtu)(u32 mtu); |
1348d706 DD |
278 | |
279 | /* | |
280 | * Get the guid of a port in big endian byte order | |
281 | */ | |
1f024992 DD |
282 | int (*get_guid_be)(struct rvt_dev_info *rdi, struct rvt_ibport *rvp, |
283 | int guid_index, __be64 *guid); | |
1348d706 DD |
284 | |
285 | /* | |
286 | * Query driver for the state of the port. | |
287 | */ | |
61a650c1 HC |
288 | int (*query_port_state)(struct rvt_dev_info *rdi, u8 port_num, |
289 | struct ib_port_attr *props); | |
1348d706 DD |
290 | |
291 | /* | |
292 | * Tell driver to shutdown a port | |
293 | */ | |
61a650c1 | 294 | int (*shut_down_port)(struct rvt_dev_info *rdi, u8 port_num); |
1348d706 DD |
295 | |
296 | /* Tell driver to send a trap for changed port capabilities */ | |
61a650c1 | 297 | void (*cap_mask_chg)(struct rvt_dev_info *rdi, u8 port_num); |
aec57787 | 298 | |
1348d706 DD |
299 | /* |
300 | * The following functions can be safely ignored completely. Any use of | |
301 | * these is checked for NULL before blindly calling. Rdmavt should also | |
302 | * be functional if drivers omit these. | |
303 | */ | |
304 | ||
305 | /* Called to inform the driver that all qps should now be freed. */ | |
306 | unsigned (*free_all_qps)(struct rvt_dev_info *rdi); | |
307 | ||
308 | /* Driver specific AH validation */ | |
b036db83 | 309 | int (*check_ah)(struct ib_device *, struct ib_ah_attr *); |
1348d706 DD |
310 | |
311 | /* Inform the driver a new AH has been created */ | |
b036db83 DD |
312 | void (*notify_new_ah)(struct ib_device *, struct ib_ah_attr *, |
313 | struct rvt_ah *); | |
1348d706 DD |
314 | |
315 | /* Let the driver pick the next queue pair number*/ | |
515667f8 | 316 | int (*alloc_qpn)(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt, |
f1badc71 | 317 | enum ib_qp_type type, u8 port_num, gfp_t gfp); |
1348d706 DD |
318 | |
319 | /* Determine if its safe or allowed to modify the qp */ | |
e85ec33d IW |
320 | int (*check_modify_qp)(struct rvt_qp *qp, struct ib_qp_attr *attr, |
321 | int attr_mask, struct ib_udata *udata); | |
1348d706 DD |
322 | |
323 | /* Driver specific QP modification/notification-of */ | |
e85ec33d IW |
324 | void (*modify_qp)(struct rvt_qp *qp, struct ib_qp_attr *attr, |
325 | int attr_mask, struct ib_udata *udata); | |
3711baf2 | 326 | |
1348d706 | 327 | /* Driver specific work request checking */ |
46a80d62 | 328 | int (*check_send_wqe)(struct rvt_qp *qp, struct rvt_swqe *wqe); |
60c30f57 | 329 | |
1348d706 | 330 | /* Notify driver a mad agent has been created */ |
3711baf2 | 331 | void (*notify_create_mad_agent)(struct rvt_dev_info *rdi, int port_idx); |
1348d706 DD |
332 | |
333 | /* Notify driver a mad agent has been removed */ | |
3711baf2 | 334 | void (*notify_free_mad_agent)(struct rvt_dev_info *rdi, int port_idx); |
1348d706 | 335 | |
119a8e70 KH |
336 | }; |
337 | ||
0194621b | 338 | struct rvt_dev_info { |
7b1e2099 DD |
339 | struct ib_device ibdev; /* Keep this first. Nothing above here */ |
340 | ||
b1070a7a DD |
341 | /* |
342 | * Prior to calling for registration the driver will be responsible for | |
343 | * allocating space for this structure. | |
344 | * | |
345 | * The driver will also be responsible for filling in certain members of | |
feaeb6e2 HC |
346 | * dparms.props. The driver needs to fill in dparms exactly as it would |
347 | * want values reported to a ULP. This will be returned to the caller | |
348 | * in rdmavt's device. The driver should also therefore refrain from | |
349 | * modifying this directly after registration with rdmavt. | |
b1070a7a | 350 | */ |
8afd32eb | 351 | |
b1070a7a | 352 | /* Driver specific properties */ |
8afd32eb | 353 | struct rvt_driver_params dparms; |
b1070a7a | 354 | |
afcf8f76 MM |
355 | /* post send table */ |
356 | const struct rvt_operation_params *post_parms; | |
357 | ||
b92a7568 DD |
358 | struct rvt_mregion __rcu *dma_mr; |
359 | struct rvt_lkey_table lkey_table; | |
360 | ||
aec57787 DD |
361 | /* Driver specific helper functions */ |
362 | struct rvt_driver_provided driver_f; | |
0194621b | 363 | |
8afd32eb DD |
364 | /* Internal use */ |
365 | int n_pds_allocated; | |
366 | spinlock_t n_pds_lock; /* Protect pd allocated count */ | |
0b8a8aae | 367 | |
119a8e70 KH |
368 | int n_ahs_allocated; |
369 | spinlock_t n_ahs_lock; /* Protect ah allocated count */ | |
370 | ||
b8f881b9 JJ |
371 | u32 n_srqs_allocated; |
372 | spinlock_t n_srqs_lock; /* Protect srqs allocated count */ | |
373 | ||
0b8a8aae | 374 | int flags; |
f3d01bbc | 375 | struct rvt_ibport **ports; |
0acb0cc7 | 376 | |
515667f8 | 377 | /* QP */ |
0acb0cc7 | 378 | struct rvt_qp_ibdev *qp_dev; |
515667f8 | 379 | u32 n_qps_allocated; /* number of QPs allocated for device */ |
bfee5e32 VM |
380 | u32 n_rc_qps; /* number of RC QPs allocated for device */ |
381 | u32 busy_jiffies; /* timeout scaling based on RC QP count */ | |
382 | spinlock_t n_qps_lock; /* protect qps, rc qps and busy jiffy counts */ | |
822514d7 DD |
383 | |
384 | /* memory maps */ | |
385 | struct list_head pending_mmaps; | |
386 | spinlock_t mmap_offset_lock; /* protect mmap_offset */ | |
387 | u32 mmap_offset; | |
388 | spinlock_t pending_lock; /* protect pending mmap list */ | |
6f6387ae DD |
389 | |
390 | /* CQ */ | |
391 | struct kthread_worker *worker; /* per device cq worker */ | |
392 | u32 n_cqs_allocated; /* number of CQs allocated for device */ | |
393 | spinlock_t n_cqs_lock; /* protect count of in use cqs */ | |
4e74080b DD |
394 | |
395 | /* Multicast */ | |
396 | u32 n_mcast_grps_allocated; /* number of mcast groups allocated */ | |
397 | spinlock_t n_mcast_grps_lock; | |
398 | ||
0194621b DD |
399 | }; |
400 | ||
8afd32eb DD |
401 | static inline struct rvt_pd *ibpd_to_rvtpd(struct ib_pd *ibpd) |
402 | { | |
403 | return container_of(ibpd, struct rvt_pd, ibpd); | |
404 | } | |
405 | ||
119a8e70 KH |
406 | static inline struct rvt_ah *ibah_to_rvtah(struct ib_ah *ibah) |
407 | { | |
408 | return container_of(ibah, struct rvt_ah, ibah); | |
409 | } | |
410 | ||
8afd32eb DD |
411 | static inline struct rvt_dev_info *ib_to_rvt(struct ib_device *ibdev) |
412 | { | |
413 | return container_of(ibdev, struct rvt_dev_info, ibdev); | |
414 | } | |
415 | ||
70a1a351 DD |
416 | static inline struct rvt_srq *ibsrq_to_rvtsrq(struct ib_srq *ibsrq) |
417 | { | |
418 | return container_of(ibsrq, struct rvt_srq, ibsrq); | |
419 | } | |
420 | ||
bfbac097 DD |
421 | static inline struct rvt_qp *ibqp_to_rvtqp(struct ib_qp *ibqp) |
422 | { | |
423 | return container_of(ibqp, struct rvt_qp, ibqp); | |
424 | } | |
425 | ||
38ce2c6f DD |
426 | static inline unsigned rvt_get_npkeys(struct rvt_dev_info *rdi) |
427 | { | |
428 | /* | |
429 | * All ports have same number of pkeys. | |
430 | */ | |
431 | return rdi->dparms.npkeys; | |
432 | } | |
433 | ||
8b103e9c MM |
434 | /* |
435 | * Return the max atomic suitable for determining | |
436 | * the size of the ack ring buffer in a QP. | |
437 | */ | |
438 | static inline unsigned int rvt_max_atomic(struct rvt_dev_info *rdi) | |
439 | { | |
440 | return rdi->dparms.max_rdma_atomic + 1; | |
441 | } | |
442 | ||
38ce2c6f DD |
443 | /* |
444 | * Return the indexed PKEY from the port PKEY table. | |
445 | */ | |
446 | static inline u16 rvt_get_pkey(struct rvt_dev_info *rdi, | |
447 | int port_index, | |
448 | unsigned index) | |
449 | { | |
450 | if (index >= rvt_get_npkeys(rdi)) | |
451 | return 0; | |
452 | else | |
453 | return rdi->ports[port_index]->pkey_table[index]; | |
454 | } | |
455 | ||
3b0b3fb3 DD |
456 | /** |
457 | * rvt_lookup_qpn - return the QP with the given QPN | |
458 | * @ibp: the ibport | |
459 | * @qpn: the QP number to look up | |
460 | * | |
461 | * The caller must hold the rcu_read_lock(), and keep the lock until | |
462 | * the returned qp is no longer in use. | |
463 | */ | |
464 | /* TODO: Remove this and put in rdmavt/qp.h when no longer needed by drivers */ | |
465 | static inline struct rvt_qp *rvt_lookup_qpn(struct rvt_dev_info *rdi, | |
466 | struct rvt_ibport *rvp, | |
467 | u32 qpn) __must_hold(RCU) | |
468 | { | |
469 | struct rvt_qp *qp = NULL; | |
470 | ||
471 | if (unlikely(qpn <= 1)) { | |
472 | qp = rcu_dereference(rvp->qp[qpn]); | |
473 | } else { | |
474 | u32 n = hash_32(qpn, rdi->qp_dev->qp_table_bits); | |
475 | ||
476 | for (qp = rcu_dereference(rdi->qp_dev->qp_table[n]); qp; | |
477 | qp = rcu_dereference(qp->next)) | |
478 | if (qp->ibqp.qp_num == qpn) | |
479 | break; | |
480 | } | |
481 | return qp; | |
482 | } | |
483 | ||
ff6acd69 | 484 | struct rvt_dev_info *rvt_alloc_device(size_t size, int nports); |
ea0e4ce3 | 485 | void rvt_dealloc_device(struct rvt_dev_info *rdi); |
0194621b DD |
486 | int rvt_register_device(struct rvt_dev_info *rvd); |
487 | void rvt_unregister_device(struct rvt_dev_info *rvd); | |
119a8e70 | 488 | int rvt_check_ah(struct ib_device *ibdev, struct ib_ah_attr *ah_attr); |
38ce2c6f | 489 | int rvt_init_port(struct rvt_dev_info *rdi, struct rvt_ibport *port, |
f1badc71 | 490 | int port_index, u16 *pkey_table); |
e8f8b098 JX |
491 | int rvt_fast_reg_mr(struct rvt_qp *qp, struct ib_mr *ibmr, u32 key, |
492 | int access); | |
493 | int rvt_invalidate_rkey(struct rvt_qp *qp, u32 rkey); | |
7b1e2099 DD |
494 | int rvt_rkey_ok(struct rvt_qp *qp, struct rvt_sge *sge, |
495 | u32 len, u64 vaddr, u32 rkey, int acc); | |
496 | int rvt_lkey_ok(struct rvt_lkey_table *rkt, struct rvt_pd *pd, | |
497 | struct rvt_sge *isge, struct ib_sge *sge, int acc); | |
4e74080b | 498 | struct rvt_mcast *rvt_mcast_find(struct rvt_ibport *ibp, union ib_gid *mgid); |
822514d7 | 499 | |
0194621b | 500 | #endif /* DEF_RDMA_VT_H */ |