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Merge branch 'stable/for-jens-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git...
[deliverable/linux.git] / include / uapi / rdma / ib_user_verbs.h
CommitLineData
8a96b3f9
RD		 1/*
2 * Copyright (c) 2005 Topspin Communications. All rights reserved.
33b9b3ee 3 * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
91ecd4ae 4 * Copyright (c) 2005 PathScale, Inc. All rights reserved.
8bdb0e86 5 * Copyright (c) 2006 Mellanox Technologies. All rights reserved.
8a96b3f9
RD		 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.
8a96b3f9
RD		 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 */
ea88fd16 45#define IB_USER_VERBS_ABI_VERSION 6
400dbc96 46#define IB_USER_VERBS_CMD_THRESHOLD 50
8a96b3f9
RD		 47
48enum {
8a96b3f9
RD		 49 IB_USER_VERBS_CMD_GET_CONTEXT,
50 IB_USER_VERBS_CMD_QUERY_DEVICE,
51 IB_USER_VERBS_CMD_QUERY_PORT,
8a96b3f9
RD		 52 IB_USER_VERBS_CMD_ALLOC_PD,
53 IB_USER_VERBS_CMD_DEALLOC_PD,
54 IB_USER_VERBS_CMD_CREATE_AH,
55 IB_USER_VERBS_CMD_MODIFY_AH,
56 IB_USER_VERBS_CMD_QUERY_AH,
57 IB_USER_VERBS_CMD_DESTROY_AH,
58 IB_USER_VERBS_CMD_REG_MR,
59 IB_USER_VERBS_CMD_REG_SMR,
60 IB_USER_VERBS_CMD_REREG_MR,
61 IB_USER_VERBS_CMD_QUERY_MR,
62 IB_USER_VERBS_CMD_DEREG_MR,
63 IB_USER_VERBS_CMD_ALLOC_MW,
64 IB_USER_VERBS_CMD_BIND_MW,
65 IB_USER_VERBS_CMD_DEALLOC_MW,
6b73597e 66 IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
8a96b3f9
RD		 67 IB_USER_VERBS_CMD_CREATE_CQ,
68 IB_USER_VERBS_CMD_RESIZE_CQ,
69 IB_USER_VERBS_CMD_DESTROY_CQ,
70 IB_USER_VERBS_CMD_POLL_CQ,
71 IB_USER_VERBS_CMD_PEEK_CQ,
72 IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
73 IB_USER_VERBS_CMD_CREATE_QP,
74 IB_USER_VERBS_CMD_QUERY_QP,
75 IB_USER_VERBS_CMD_MODIFY_QP,
76 IB_USER_VERBS_CMD_DESTROY_QP,
77 IB_USER_VERBS_CMD_POST_SEND,
78 IB_USER_VERBS_CMD_POST_RECV,
79 IB_USER_VERBS_CMD_ATTACH_MCAST,
f520ba5a
RD		 80 IB_USER_VERBS_CMD_DETACH_MCAST,
81 IB_USER_VERBS_CMD_CREATE_SRQ,
82 IB_USER_VERBS_CMD_MODIFY_SRQ,
83 IB_USER_VERBS_CMD_QUERY_SRQ,
84 IB_USER_VERBS_CMD_DESTROY_SRQ,
53d0bd1e
SH		 85 IB_USER_VERBS_CMD_POST_SRQ_RECV,
86 IB_USER_VERBS_CMD_OPEN_XRCD,
8541f8de 87 IB_USER_VERBS_CMD_CLOSE_XRCD,
42849b26 88 IB_USER_VERBS_CMD_CREATE_XSRQ,
436f2ad0 89 IB_USER_VERBS_CMD_OPEN_QP,
f21519b2
YD		 90};
91
f21519b2 92enum {
02d1aa7a 93 IB_USER_VERBS_EX_CMD_QUERY_DEVICE = IB_USER_VERBS_CMD_QUERY_DEVICE,
565197dd 94 IB_USER_VERBS_EX_CMD_CREATE_CQ = IB_USER_VERBS_CMD_CREATE_CQ,
6d8a7497 95 IB_USER_VERBS_EX_CMD_CREATE_QP = IB_USER_VERBS_CMD_CREATE_QP,
f21519b2 96 IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
5a77abf9 97 IB_USER_VERBS_EX_CMD_DESTROY_FLOW,
8a96b3f9
RD		 98};
99
100/*
101 * Make sure that all structs defined in this file remain laid out so
102 * that they pack the same way on 32-bit and 64-bit architectures (to
103 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
91ecd4ae
RD		 104 * Specifically:
105 * - Do not use pointer types -- pass pointers in __u64 instead.
106 * - Make sure that any structure larger than 4 bytes is padded to a
107 * multiple of 8 bytes. Otherwise the structure size will be
108 * different between 32-bit and 64-bit architectures.
8a96b3f9
RD		 109 */
110
111struct ib_uverbs_async_event_desc {
112 __u64 element;
113 __u32 event_type; /* enum ib_event_type */
114 __u32 reserved;
115};
116
117struct ib_uverbs_comp_event_desc {
118 __u64 cq_handle;
119};
120
121/*
122 * All commands from userspace should start with a __u32 command field
123 * followed by __u16 in_words and out_words fields (which give the
124 * length of the command block and response buffer if any in 32-bit
125 * words). The kernel driver will read these fields first and read
126 * the rest of the command struct based on these value.
127 */
128
f21519b2
YD		 129#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
130#define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u
131#define IB_USER_VERBS_CMD_FLAGS_SHIFT 24
132
133#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80
134
8a96b3f9
RD		 135struct ib_uverbs_cmd_hdr {
136 __u32 command;
137 __u16 in_words;
138 __u16 out_words;
139};
140
f21519b2
YD		 141struct ib_uverbs_ex_cmd_hdr {
142 __u64 response;
400dbc96
II		 143 __u16 provider_in_words;
144 __u16 provider_out_words;
145 __u32 cmd_hdr_reserved;
146};
147
8a96b3f9
RD		 148struct ib_uverbs_get_context {
149 __u64 response;
8a96b3f9
RD		 150 __u64 driver_data[0];
151};
152
153struct ib_uverbs_get_context_resp {
154 __u32 async_fd;
6b73597e 155 __u32 num_comp_vectors;
8a96b3f9
RD		 156};
157
158struct ib_uverbs_query_device {
159 __u64 response;
160 __u64 driver_data[0];
161};
162
163struct ib_uverbs_query_device_resp {
164 __u64 fw_ver;
97f52eb4
SH		 165 __be64 node_guid;
166 __be64 sys_image_guid;
8a96b3f9
RD		 167 __u64 max_mr_size;
168 __u64 page_size_cap;
169 __u32 vendor_id;
170 __u32 vendor_part_id;
171 __u32 hw_ver;
172 __u32 max_qp;
173 __u32 max_qp_wr;
174 __u32 device_cap_flags;
175 __u32 max_sge;
176 __u32 max_sge_rd;
177 __u32 max_cq;
178 __u32 max_cqe;
179 __u32 max_mr;
180 __u32 max_pd;
181 __u32 max_qp_rd_atom;
182 __u32 max_ee_rd_atom;
183 __u32 max_res_rd_atom;
184 __u32 max_qp_init_rd_atom;
185 __u32 max_ee_init_rd_atom;
186 __u32 atomic_cap;
187 __u32 max_ee;
188 __u32 max_rdd;
189 __u32 max_mw;
190 __u32 max_raw_ipv6_qp;
191 __u32 max_raw_ethy_qp;
192 __u32 max_mcast_grp;
193 __u32 max_mcast_qp_attach;
194 __u32 max_total_mcast_qp_attach;
195 __u32 max_ah;
196 __u32 max_fmr;
197 __u32 max_map_per_fmr;
198 __u32 max_srq;
199 __u32 max_srq_wr;
200 __u32 max_srq_sge;
201 __u16 max_pkeys;
202 __u8 local_ca_ack_delay;
203 __u8 phys_port_cnt;
204 __u8 reserved[4];
205};
206
02d1aa7a
EC		 207struct ib_uverbs_ex_query_device {
208 __u32 comp_mask;
209 __u32 reserved;
210};
211
f4056bfd
HE		 212struct ib_uverbs_odp_caps {
213 __u64 general_caps;
214 struct {
215 __u32 rc_odp_caps;
216 __u32 uc_odp_caps;
217 __u32 ud_odp_caps;
218 } per_transport_caps;
219 __u32 reserved;
220};
221
02d1aa7a
EC		 222struct ib_uverbs_ex_query_device_resp {
223 struct ib_uverbs_query_device_resp base;
224 __u32 comp_mask;
225 __u32 response_length;
f4056bfd 226 struct ib_uverbs_odp_caps odp_caps;
24306dc6
MB		 227 __u64 timestamp_mask;
228 __u64 hca_core_clock; /* in KHZ */
0b24e5ac 229 __u64 device_cap_flags_ex;
02d1aa7a
EC		 230};
231
8a96b3f9
RD		 232struct ib_uverbs_query_port {
233 __u64 response;
234 __u8 port_num;
235 __u8 reserved[7];
236 __u64 driver_data[0];
237};
238
239struct ib_uverbs_query_port_resp {
240 __u32 port_cap_flags;
241 __u32 max_msg_sz;
242 __u32 bad_pkey_cntr;
243 __u32 qkey_viol_cntr;
244 __u32 gid_tbl_len;
245 __u16 pkey_tbl_len;
246 __u16 lid;
247 __u16 sm_lid;
248 __u8 state;
249 __u8 max_mtu;
250 __u8 active_mtu;
251 __u8 lmc;
252 __u8 max_vl_num;
253 __u8 sm_sl;
254 __u8 subnet_timeout;
255 __u8 init_type_reply;
256 __u8 active_width;
257 __u8 active_speed;
258 __u8 phys_state;
2420b60b
EC		 259 __u8 link_layer;
260 __u8 reserved[2];
8a96b3f9
RD		 261};
262
8a96b3f9
RD		 263struct ib_uverbs_alloc_pd {
264 __u64 response;
265 __u64 driver_data[0];
266};
267
268struct ib_uverbs_alloc_pd_resp {
269 __u32 pd_handle;
270};
271
272struct ib_uverbs_dealloc_pd {
273 __u32 pd_handle;
274};
275
53d0bd1e
SH		 276struct ib_uverbs_open_xrcd {
277 __u64 response;
278 __u32 fd;
279 __u32 oflags;
280 __u64 driver_data[0];
281};
282
283struct ib_uverbs_open_xrcd_resp {
284 __u32 xrcd_handle;
285};
286
287struct ib_uverbs_close_xrcd {
288 __u32 xrcd_handle;
289};
290
8a96b3f9
RD		 291struct ib_uverbs_reg_mr {
292 __u64 response;
293 __u64 start;
294 __u64 length;
295 __u64 hca_va;
296 __u32 pd_handle;
297 __u32 access_flags;
298 __u64 driver_data[0];
299};
300
301struct ib_uverbs_reg_mr_resp {
302 __u32 mr_handle;
303 __u32 lkey;
304 __u32 rkey;
305};
306
7e6edb9b
MB		 307struct ib_uverbs_rereg_mr {
308 __u64 response;
309 __u32 mr_handle;
310 __u32 flags;
311 __u64 start;
312 __u64 length;
313 __u64 hca_va;
314 __u32 pd_handle;
315 __u32 access_flags;
316};
317
318struct ib_uverbs_rereg_mr_resp {
319 __u32 lkey;
320 __u32 rkey;
321};
322
8a96b3f9
RD		 323struct ib_uverbs_dereg_mr {
324 __u32 mr_handle;
325};
326
6b52a12b
SM		 327struct ib_uverbs_alloc_mw {
328 __u64 response;
329 __u32 pd_handle;
330 __u8 mw_type;
331 __u8 reserved[3];
332};
333
334struct ib_uverbs_alloc_mw_resp {
335 __u32 mw_handle;
336 __u32 rkey;
337};
338
339struct ib_uverbs_dealloc_mw {
340 __u32 mw_handle;
341};
342
6b73597e
RD		 343struct ib_uverbs_create_comp_channel {
344 __u64 response;
345};
346
347struct ib_uverbs_create_comp_channel_resp {
348 __u32 fd;
349};
350
8a96b3f9
RD		 351struct ib_uverbs_create_cq {
352 __u64 response;
353 __u64 user_handle;
354 __u32 cqe;
6b73597e
RD		 355 __u32 comp_vector;
356 __s32 comp_channel;
357 __u32 reserved;
8a96b3f9
RD		 358 __u64 driver_data[0];
359};
360
565197dd
MB		 361struct ib_uverbs_ex_create_cq {
362 __u64 user_handle;
363 __u32 cqe;
364 __u32 comp_vector;
365 __s32 comp_channel;
366 __u32 comp_mask;
367 __u32 flags;
368 __u32 reserved;
369};
370
8a96b3f9
RD		 371struct ib_uverbs_create_cq_resp {
372 __u32 cq_handle;
373 __u32 cqe;
374};
375
565197dd
MB		 376struct ib_uverbs_ex_create_cq_resp {
377 struct ib_uverbs_create_cq_resp base;
378 __u32 comp_mask;
379 __u32 response_length;
380};
381
33b9b3ee
RD		 382struct ib_uverbs_resize_cq {
383 __u64 response;
384 __u32 cq_handle;
385 __u32 cqe;
386 __u64 driver_data[0];
387};
388
389struct ib_uverbs_resize_cq_resp {
390 __u32 cqe;
64f817ba
RC		 391 __u32 reserved;
392 __u64 driver_data[0];
33b9b3ee
RD		 393};
394
91ecd4ae
RD		 395struct ib_uverbs_poll_cq {
396 __u64 response;
397 __u32 cq_handle;
398 __u32 ne;
399};
400
401struct ib_uverbs_wc {
402 __u64 wr_id;
403 __u32 status;
404 __u32 opcode;
405 __u32 vendor_err;
406 __u32 byte_len;
00f7ec36
SW		 407 union {
408 __u32 imm_data;
409 __u32 invalidate_rkey;
410 } ex;
91ecd4ae
RD		 411 __u32 qp_num;
412 __u32 src_qp;
413 __u32 wc_flags;
414 __u16 pkey_index;
415 __u16 slid;
416 __u8 sl;
417 __u8 dlid_path_bits;
418 __u8 port_num;
419 __u8 reserved;
420};
421
422struct ib_uverbs_poll_cq_resp {
423 __u32 count;
424 __u32 reserved;
425 struct ib_uverbs_wc wc[0];
426};
427
428struct ib_uverbs_req_notify_cq {
429 __u32 cq_handle;
430 __u32 solicited_only;
431};
432
8a96b3f9 433struct ib_uverbs_destroy_cq {
63aaf647 434 __u64 response;
8a96b3f9 435 __u32 cq_handle;
63aaf647
RD		 436 __u32 reserved;
437};
438
439struct ib_uverbs_destroy_cq_resp {
440 __u32 comp_events_reported;
441 __u32 async_events_reported;
8a96b3f9
RD		 442};
443
6a9af2e1
SH		 444struct ib_uverbs_global_route {
445 __u8 dgid[16];
446 __u32 flow_label;
447 __u8 sgid_index;
448 __u8 hop_limit;
449 __u8 traffic_class;
450 __u8 reserved;
451};
452
453struct ib_uverbs_ah_attr {
454 struct ib_uverbs_global_route grh;
455 __u16 dlid;
456 __u8 sl;
457 __u8 src_path_bits;
458 __u8 static_rate;
459 __u8 is_global;
460 __u8 port_num;
461 __u8 reserved;
462};
463
464struct ib_uverbs_qp_attr {
465 __u32 qp_attr_mask;
466 __u32 qp_state;
467 __u32 cur_qp_state;
468 __u32 path_mtu;
469 __u32 path_mig_state;
470 __u32 qkey;
471 __u32 rq_psn;
472 __u32 sq_psn;
473 __u32 dest_qp_num;
474 __u32 qp_access_flags;
475
476 struct ib_uverbs_ah_attr ah_attr;
477 struct ib_uverbs_ah_attr alt_ah_attr;
478
479 /* ib_qp_cap */
480 __u32 max_send_wr;
481 __u32 max_recv_wr;
482 __u32 max_send_sge;
483 __u32 max_recv_sge;
484 __u32 max_inline_data;
485
486 __u16 pkey_index;
487 __u16 alt_pkey_index;
488 __u8 en_sqd_async_notify;
489 __u8 sq_draining;
490 __u8 max_rd_atomic;
491 __u8 max_dest_rd_atomic;
492 __u8 min_rnr_timer;
493 __u8 port_num;
494 __u8 timeout;
495 __u8 retry_cnt;
496 __u8 rnr_retry;
497 __u8 alt_port_num;
498 __u8 alt_timeout;
499 __u8 reserved[5];
500};
501
8a96b3f9
RD		 502struct ib_uverbs_create_qp {
503 __u64 response;
504 __u64 user_handle;
505 __u32 pd_handle;
506 __u32 send_cq_handle;
507 __u32 recv_cq_handle;
508 __u32 srq_handle;
509 __u32 max_send_wr;
510 __u32 max_recv_wr;
511 __u32 max_send_sge;
512 __u32 max_recv_sge;
513 __u32 max_inline_data;
514 __u8 sq_sig_all;
515 __u8 qp_type;
516 __u8 is_srq;
517 __u8 reserved;
518 __u64 driver_data[0];
519};
520
6d8a7497
EBE		 521struct ib_uverbs_ex_create_qp {
522 __u64 user_handle;
523 __u32 pd_handle;
524 __u32 send_cq_handle;
525 __u32 recv_cq_handle;
526 __u32 srq_handle;
527 __u32 max_send_wr;
528 __u32 max_recv_wr;
529 __u32 max_send_sge;
530 __u32 max_recv_sge;
531 __u32 max_inline_data;
532 __u8 sq_sig_all;
533 __u8 qp_type;
534 __u8 is_srq;
535 __u8 reserved;
536 __u32 comp_mask;
537 __u32 create_flags;
538};
539
42849b26
SH		 540struct ib_uverbs_open_qp {
541 __u64 response;
542 __u64 user_handle;
543 __u32 pd_handle;
544 __u32 qpn;
545 __u8 qp_type;
546 __u8 reserved[7];
547 __u64 driver_data[0];
548};
549
550/* also used for open response */
8a96b3f9
RD		 551struct ib_uverbs_create_qp_resp {
552 __u32 qp_handle;
553 __u32 qpn;
77369ed3
JM		 554 __u32 max_send_wr;
555 __u32 max_recv_wr;
556 __u32 max_send_sge;
557 __u32 max_recv_sge;
558 __u32 max_inline_data;
4d9781c5 559 __u32 reserved;
8a96b3f9
RD		 560};
561
6d8a7497
EBE		 562struct ib_uverbs_ex_create_qp_resp {
563 struct ib_uverbs_create_qp_resp base;
564 __u32 comp_mask;
565 __u32 response_length;
566};
567
8a96b3f9
RD		 568/*
569 * This struct needs to remain a multiple of 8 bytes to keep the
570 * alignment of the modify QP parameters.
571 */
572struct ib_uverbs_qp_dest {
573 __u8 dgid[16];
574 __u32 flow_label;
575 __u16 dlid;
576 __u16 reserved;
577 __u8 sgid_index;
578 __u8 hop_limit;
579 __u8 traffic_class;
580 __u8 sl;
581 __u8 src_path_bits;
582 __u8 static_rate;
583 __u8 is_global;
584 __u8 port_num;
585};
586
7ccc9a24
DB		 587struct ib_uverbs_query_qp {
588 __u64 response;
589 __u32 qp_handle;
590 __u32 attr_mask;
591 __u64 driver_data[0];
592};
593
594struct ib_uverbs_query_qp_resp {
595 struct ib_uverbs_qp_dest dest;
596 struct ib_uverbs_qp_dest alt_dest;
597 __u32 max_send_wr;
598 __u32 max_recv_wr;
599 __u32 max_send_sge;
600 __u32 max_recv_sge;
601 __u32 max_inline_data;
602 __u32 qkey;
603 __u32 rq_psn;
604 __u32 sq_psn;
605 __u32 dest_qp_num;
606 __u32 qp_access_flags;
607 __u16 pkey_index;
608 __u16 alt_pkey_index;
609 __u8 qp_state;
610 __u8 cur_qp_state;
611 __u8 path_mtu;
612 __u8 path_mig_state;
0b26c88f 613 __u8 sq_draining;
7ccc9a24
DB		 614 __u8 max_rd_atomic;
615 __u8 max_dest_rd_atomic;
616 __u8 min_rnr_timer;
617 __u8 port_num;
618 __u8 timeout;
619 __u8 retry_cnt;
620 __u8 rnr_retry;
621 __u8 alt_port_num;
622 __u8 alt_timeout;
623 __u8 sq_sig_all;
624 __u8 reserved[5];
625 __u64 driver_data[0];
626};
627
8a96b3f9
RD		 628struct ib_uverbs_modify_qp {
629 struct ib_uverbs_qp_dest dest;
630 struct ib_uverbs_qp_dest alt_dest;
631 __u32 qp_handle;
632 __u32 attr_mask;
633 __u32 qkey;
634 __u32 rq_psn;
635 __u32 sq_psn;
636 __u32 dest_qp_num;
637 __u32 qp_access_flags;
638 __u16 pkey_index;
639 __u16 alt_pkey_index;
640 __u8 qp_state;
641 __u8 cur_qp_state;
642 __u8 path_mtu;
643 __u8 path_mig_state;
644 __u8 en_sqd_async_notify;
645 __u8 max_rd_atomic;
646 __u8 max_dest_rd_atomic;
647 __u8 min_rnr_timer;
648 __u8 port_num;
649 __u8 timeout;
650 __u8 retry_cnt;
651 __u8 rnr_retry;
652 __u8 alt_port_num;
653 __u8 alt_timeout;
654 __u8 reserved[2];
655 __u64 driver_data[0];
656};
657
658struct ib_uverbs_modify_qp_resp {
659};
660
661struct ib_uverbs_destroy_qp {
63aaf647 662 __u64 response;
8a96b3f9 663 __u32 qp_handle;
63aaf647
RD		 664 __u32 reserved;
665};
666
667struct ib_uverbs_destroy_qp_resp {
668 __u32 events_reported;
8a96b3f9
RD		 669};
670
91ecd4ae
RD		 671/*
672 * The ib_uverbs_sge structure isn't used anywhere, since we assume
673 * the ib_sge structure is packed the same way on 32-bit and 64-bit
674 * architectures in both kernel and user space. It's just here to
675 * document the ABI.
676 */
677struct ib_uverbs_sge {
678 __u64 addr;
679 __u32 length;
680 __u32 lkey;
681};
682
683struct ib_uverbs_send_wr {
a74cd4af 684 __u64 wr_id;
91ecd4ae
RD		 685 __u32 num_sge;
686 __u32 opcode;
687 __u32 send_flags;
0f39cf3d
RD		 688 union {
689 __u32 imm_data;
690 __u32 invalidate_rkey;
691 } ex;
91ecd4ae
RD		 692 union {
693 struct {
694 __u64 remote_addr;
695 __u32 rkey;
696 __u32 reserved;
697 } rdma;
698 struct {
699 __u64 remote_addr;
700 __u64 compare_add;
701 __u64 swap;
702 __u32 rkey;
703 __u32 reserved;
704 } atomic;
705 struct {
706 __u32 ah;
707 __u32 remote_qpn;
708 __u32 remote_qkey;
709 __u32 reserved;
710 } ud;
711 } wr;
712};
713
714struct ib_uverbs_post_send {
715 __u64 response;
716 __u32 qp_handle;
717 __u32 wr_count;
718 __u32 sge_count;
719 __u32 wqe_size;
720 struct ib_uverbs_send_wr send_wr[0];
721};
722
723struct ib_uverbs_post_send_resp {
724 __u32 bad_wr;
725};
726
727struct ib_uverbs_recv_wr {
728 __u64 wr_id;
729 __u32 num_sge;
730 __u32 reserved;
731};
732
733struct ib_uverbs_post_recv {
734 __u64 response;
735 __u32 qp_handle;
736 __u32 wr_count;
737 __u32 sge_count;
738 __u32 wqe_size;
739 struct ib_uverbs_recv_wr recv_wr[0];
740};
741
742struct ib_uverbs_post_recv_resp {
743 __u32 bad_wr;
744};
745
746struct ib_uverbs_post_srq_recv {
747 __u64 response;
748 __u32 srq_handle;
749 __u32 wr_count;
750 __u32 sge_count;
751 __u32 wqe_size;
752 struct ib_uverbs_recv_wr recv[0];
753};
754
755struct ib_uverbs_post_srq_recv_resp {
756 __u32 bad_wr;
757};
758
91ecd4ae
RD		 759struct ib_uverbs_create_ah {
760 __u64 response;
761 __u64 user_handle;
762 __u32 pd_handle;
763 __u32 reserved;
764 struct ib_uverbs_ah_attr attr;
765};
766
767struct ib_uverbs_create_ah_resp {
768 __u32 ah_handle;
769};
770
771struct ib_uverbs_destroy_ah {
772 __u32 ah_handle;
773};
774
8a96b3f9
RD		 775struct ib_uverbs_attach_mcast {
776 __u8 gid[16];
777 __u32 qp_handle;
778 __u16 mlid;
779 __u16 reserved;
780 __u64 driver_data[0];
781};
782
783struct ib_uverbs_detach_mcast {
784 __u8 gid[16];
785 __u32 qp_handle;
786 __u16 mlid;
787 __u16 reserved;
788 __u64 driver_data[0];
436f2ad0
HHZ		 789};
790
58913efb
YD		 791struct ib_uverbs_flow_spec_hdr {
792 __u32 type;
793 __u16 size;
794 __u16 reserved;
795 /* followed by flow_spec */
796 __u64 flow_spec_data[0];
797};
798
b68c9560 799struct ib_uverbs_flow_eth_filter {
436f2ad0
HHZ		 800 __u8 dst_mac[6];
801 __u8 src_mac[6];
802 __be16 ether_type;
803 __be16 vlan_tag;
804};
805
b68c9560 806struct ib_uverbs_flow_spec_eth {
58913efb
YD		 807 union {
808 struct ib_uverbs_flow_spec_hdr hdr;
809 struct {
810 __u32 type;
811 __u16 size;
812 __u16 reserved;
813 };
814 };
b68c9560
YD		 815 struct ib_uverbs_flow_eth_filter val;
816 struct ib_uverbs_flow_eth_filter mask;
436f2ad0
HHZ		 817};
818
b68c9560 819struct ib_uverbs_flow_ipv4_filter {
436f2ad0
HHZ		 820 __be32 src_ip;
821 __be32 dst_ip;
822};
823
b68c9560 824struct ib_uverbs_flow_spec_ipv4 {
58913efb
YD		 825 union {
826 struct ib_uverbs_flow_spec_hdr hdr;
827 struct {
828 __u32 type;
829 __u16 size;
830 __u16 reserved;
831 };
832 };
b68c9560
YD		 833 struct ib_uverbs_flow_ipv4_filter val;
834 struct ib_uverbs_flow_ipv4_filter mask;
436f2ad0
HHZ		 835};
836
b68c9560 837struct ib_uverbs_flow_tcp_udp_filter {
436f2ad0
HHZ		 838 __be16 dst_port;
839 __be16 src_port;
840};
841
b68c9560 842struct ib_uverbs_flow_spec_tcp_udp {
58913efb
YD		 843 union {
844 struct ib_uverbs_flow_spec_hdr hdr;
845 struct {
846 __u32 type;
847 __u16 size;
848 __u16 reserved;
849 };
850 };
b68c9560
YD		 851 struct ib_uverbs_flow_tcp_udp_filter val;
852 struct ib_uverbs_flow_tcp_udp_filter mask;
436f2ad0
HHZ		 853};
854
d82693da 855struct ib_uverbs_flow_attr {
436f2ad0
HHZ		 856 __u32 type;
857 __u16 size;
858 __u16 priority;
859 __u8 num_of_specs;
860 __u8 reserved[2];
861 __u8 port;
862 __u32 flags;
863 /* Following are the optional layers according to user request
864 * struct ib_flow_spec_xxx
865 * struct ib_flow_spec_yyy
866 */
58913efb 867 struct ib_uverbs_flow_spec_hdr flow_specs[0];
436f2ad0
HHZ		 868};
869
870struct ib_uverbs_create_flow {
871 __u32 comp_mask;
436f2ad0 872 __u32 qp_handle;
d82693da 873 struct ib_uverbs_flow_attr flow_attr;
436f2ad0
HHZ		 874};
875
876struct ib_uverbs_create_flow_resp {
877 __u32 comp_mask;
878 __u32 flow_handle;
879};
880
881struct ib_uverbs_destroy_flow {
882 __u32 comp_mask;
883 __u32 flow_handle;
8a96b3f9
RD		 884};
885
f520ba5a
RD		 886struct ib_uverbs_create_srq {
887 __u64 response;
888 __u64 user_handle;
889 __u32 pd_handle;
890 __u32 max_wr;
891 __u32 max_sge;
892 __u32 srq_limit;
893 __u64 driver_data[0];
894};
895
8541f8de
SH		 896struct ib_uverbs_create_xsrq {
897 __u64 response;
898 __u64 user_handle;
899 __u32 srq_type;
900 __u32 pd_handle;
901 __u32 max_wr;
902 __u32 max_sge;
903 __u32 srq_limit;
904 __u32 reserved;
905 __u32 xrcd_handle;
906 __u32 cq_handle;
907 __u64 driver_data[0];
908};
909
f520ba5a
RD		 910struct ib_uverbs_create_srq_resp {
911 __u32 srq_handle;
ea88fd16
DB		 912 __u32 max_wr;
913 __u32 max_sge;
8541f8de 914 __u32 srqn;
f520ba5a
RD		 915};
916
917struct ib_uverbs_modify_srq {
918 __u32 srq_handle;
919 __u32 attr_mask;
920 __u32 max_wr;
f520ba5a 921 __u32 srq_limit;
f520ba5a
RD		 922 __u64 driver_data[0];
923};
924
8bdb0e86
DB		 925struct ib_uverbs_query_srq {
926 __u64 response;
927 __u32 srq_handle;
928 __u32 reserved;
929 __u64 driver_data[0];
930};
931
932struct ib_uverbs_query_srq_resp {
933 __u32 max_wr;
934 __u32 max_sge;
935 __u32 srq_limit;
936 __u32 reserved;
937};
938
f520ba5a 939struct ib_uverbs_destroy_srq {
63aaf647 940 __u64 response;
f520ba5a 941 __u32 srq_handle;
63aaf647
RD		 942 __u32 reserved;
943};
944
945struct ib_uverbs_destroy_srq_resp {
946 __u32 events_reported;
f520ba5a
RD		 947};
948
8a96b3f9 949#endif /* IB_USER_VERBS_H */
Linux kernel - Deliverables
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