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Linux 4.14-rc2
[linux-2.6-block.git] / include / uapi / rdma / ib_user_verbs.h
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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,
189aba99 96 IB_USER_VERBS_EX_CMD_MODIFY_QP = IB_USER_VERBS_CMD_MODIFY_QP,
f21519b2 97 IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
5a77abf9 98 IB_USER_VERBS_EX_CMD_DESTROY_FLOW,
f213c052
YH		 99 IB_USER_VERBS_EX_CMD_CREATE_WQ,
100 IB_USER_VERBS_EX_CMD_MODIFY_WQ,
101 IB_USER_VERBS_EX_CMD_DESTROY_WQ,
de019a94
YH		 102 IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL,
103 IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL
8a96b3f9
RD		 104};
105
106/*
107 * Make sure that all structs defined in this file remain laid out so
108 * that they pack the same way on 32-bit and 64-bit architectures (to
109 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
91ecd4ae
RD		 110 * Specifically:
111 * - Do not use pointer types -- pass pointers in __u64 instead.
112 * - Make sure that any structure larger than 4 bytes is padded to a
113 * multiple of 8 bytes. Otherwise the structure size will be
114 * different between 32-bit and 64-bit architectures.
8a96b3f9
RD		 115 */
116
117struct ib_uverbs_async_event_desc {
118 __u64 element;
119 __u32 event_type; /* enum ib_event_type */
120 __u32 reserved;
121};
122
123struct ib_uverbs_comp_event_desc {
124 __u64 cq_handle;
125};
126
127/*
128 * All commands from userspace should start with a __u32 command field
129 * followed by __u16 in_words and out_words fields (which give the
130 * length of the command block and response buffer if any in 32-bit
131 * words). The kernel driver will read these fields first and read
132 * the rest of the command struct based on these value.
133 */
134
f21519b2
YD		 135#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
136#define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u
137#define IB_USER_VERBS_CMD_FLAGS_SHIFT 24
138
139#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80
140
8a96b3f9
RD		 141struct ib_uverbs_cmd_hdr {
142 __u32 command;
143 __u16 in_words;
144 __u16 out_words;
145};
146
f21519b2
YD		 147struct ib_uverbs_ex_cmd_hdr {
148 __u64 response;
400dbc96
II		 149 __u16 provider_in_words;
150 __u16 provider_out_words;
151 __u32 cmd_hdr_reserved;
152};
153
8a96b3f9
RD		 154struct ib_uverbs_get_context {
155 __u64 response;
8a96b3f9
RD		 156 __u64 driver_data[0];
157};
158
159struct ib_uverbs_get_context_resp {
160 __u32 async_fd;
6b73597e 161 __u32 num_comp_vectors;
8a96b3f9
RD		 162};
163
164struct ib_uverbs_query_device {
165 __u64 response;
166 __u64 driver_data[0];
167};
168
169struct ib_uverbs_query_device_resp {
170 __u64 fw_ver;
97f52eb4
SH		 171 __be64 node_guid;
172 __be64 sys_image_guid;
8a96b3f9
RD		 173 __u64 max_mr_size;
174 __u64 page_size_cap;
175 __u32 vendor_id;
176 __u32 vendor_part_id;
177 __u32 hw_ver;
178 __u32 max_qp;
179 __u32 max_qp_wr;
180 __u32 device_cap_flags;
181 __u32 max_sge;
182 __u32 max_sge_rd;
183 __u32 max_cq;
184 __u32 max_cqe;
185 __u32 max_mr;
186 __u32 max_pd;
187 __u32 max_qp_rd_atom;
188 __u32 max_ee_rd_atom;
189 __u32 max_res_rd_atom;
190 __u32 max_qp_init_rd_atom;
191 __u32 max_ee_init_rd_atom;
192 __u32 atomic_cap;
193 __u32 max_ee;
194 __u32 max_rdd;
195 __u32 max_mw;
196 __u32 max_raw_ipv6_qp;
197 __u32 max_raw_ethy_qp;
198 __u32 max_mcast_grp;
199 __u32 max_mcast_qp_attach;
200 __u32 max_total_mcast_qp_attach;
201 __u32 max_ah;
202 __u32 max_fmr;
203 __u32 max_map_per_fmr;
204 __u32 max_srq;
205 __u32 max_srq_wr;
206 __u32 max_srq_sge;
207 __u16 max_pkeys;
208 __u8 local_ca_ack_delay;
209 __u8 phys_port_cnt;
210 __u8 reserved[4];
211};
212
02d1aa7a
EC		 213struct ib_uverbs_ex_query_device {
214 __u32 comp_mask;
215 __u32 reserved;
216};
217
f4056bfd
HE		 218struct ib_uverbs_odp_caps {
219 __u64 general_caps;
220 struct {
221 __u32 rc_odp_caps;
222 __u32 uc_odp_caps;
223 __u32 ud_odp_caps;
224 } per_transport_caps;
225 __u32 reserved;
226};
227
47adf2f4
YH		 228struct ib_uverbs_rss_caps {
229 /* Corresponding bit will be set if qp type from
230 * 'enum ib_qp_type' is supported, e.g.
231 * supported_qpts |= 1 << IB_QPT_UD
232 */
233 __u32 supported_qpts;
234 __u32 max_rwq_indirection_tables;
235 __u32 max_rwq_indirection_table_size;
236 __u32 reserved;
237};
238
8d50505a
AK		 239struct ib_uverbs_tm_caps {
240 /* Max size of rendezvous request message */
241 __u32 max_rndv_hdr_size;
242 /* Max number of entries in tag matching list */
243 __u32 max_num_tags;
244 /* TM flags */
245 __u32 flags;
246 /* Max number of outstanding list operations */
247 __u32 max_ops;
248 /* Max number of SGE in tag matching entry */
249 __u32 max_sge;
250 __u32 reserved;
251};
252
02d1aa7a
EC		 253struct ib_uverbs_ex_query_device_resp {
254 struct ib_uverbs_query_device_resp base;
255 __u32 comp_mask;
256 __u32 response_length;
f4056bfd 257 struct ib_uverbs_odp_caps odp_caps;
24306dc6
MB		 258 __u64 timestamp_mask;
259 __u64 hca_core_clock; /* in KHZ */
0b24e5ac 260 __u64 device_cap_flags_ex;
47adf2f4
YH		 261 struct ib_uverbs_rss_caps rss_caps;
262 __u32 max_wq_type_rq;
5f23d426 263 __u32 raw_packet_caps;
8d50505a 264 struct ib_uverbs_tm_caps xrq_caps;
02d1aa7a
EC		 265};
266
8a96b3f9
RD		 267struct ib_uverbs_query_port {
268 __u64 response;
269 __u8 port_num;
270 __u8 reserved[7];
271 __u64 driver_data[0];
272};
273
274struct ib_uverbs_query_port_resp {
275 __u32 port_cap_flags;
276 __u32 max_msg_sz;
277 __u32 bad_pkey_cntr;
278 __u32 qkey_viol_cntr;
279 __u32 gid_tbl_len;
280 __u16 pkey_tbl_len;
281 __u16 lid;
282 __u16 sm_lid;
283 __u8 state;
284 __u8 max_mtu;
285 __u8 active_mtu;
286 __u8 lmc;
287 __u8 max_vl_num;
288 __u8 sm_sl;
289 __u8 subnet_timeout;
290 __u8 init_type_reply;
291 __u8 active_width;
292 __u8 active_speed;
293 __u8 phys_state;
2420b60b
EC		 294 __u8 link_layer;
295 __u8 reserved[2];
8a96b3f9
RD		 296};
297
8a96b3f9
RD		 298struct ib_uverbs_alloc_pd {
299 __u64 response;
300 __u64 driver_data[0];
301};
302
303struct ib_uverbs_alloc_pd_resp {
304 __u32 pd_handle;
305};
306
307struct ib_uverbs_dealloc_pd {
308 __u32 pd_handle;
309};
310
53d0bd1e
SH		 311struct ib_uverbs_open_xrcd {
312 __u64 response;
313 __u32 fd;
314 __u32 oflags;
315 __u64 driver_data[0];
316};
317
318struct ib_uverbs_open_xrcd_resp {
319 __u32 xrcd_handle;
320};
321
322struct ib_uverbs_close_xrcd {
323 __u32 xrcd_handle;
324};
325
8a96b3f9
RD		 326struct ib_uverbs_reg_mr {
327 __u64 response;
328 __u64 start;
329 __u64 length;
330 __u64 hca_va;
331 __u32 pd_handle;
332 __u32 access_flags;
333 __u64 driver_data[0];
334};
335
336struct ib_uverbs_reg_mr_resp {
337 __u32 mr_handle;
338 __u32 lkey;
339 __u32 rkey;
340};
341
7e6edb9b
MB		 342struct ib_uverbs_rereg_mr {
343 __u64 response;
344 __u32 mr_handle;
345 __u32 flags;
346 __u64 start;
347 __u64 length;
348 __u64 hca_va;
349 __u32 pd_handle;
350 __u32 access_flags;
351};
352
353struct ib_uverbs_rereg_mr_resp {
354 __u32 lkey;
355 __u32 rkey;
356};
357
8a96b3f9
RD		 358struct ib_uverbs_dereg_mr {
359 __u32 mr_handle;
360};
361
6b52a12b
SM		 362struct ib_uverbs_alloc_mw {
363 __u64 response;
364 __u32 pd_handle;
365 __u8 mw_type;
366 __u8 reserved[3];
367};
368
369struct ib_uverbs_alloc_mw_resp {
370 __u32 mw_handle;
371 __u32 rkey;
372};
373
374struct ib_uverbs_dealloc_mw {
375 __u32 mw_handle;
376};
377
6b73597e
RD		 378struct ib_uverbs_create_comp_channel {
379 __u64 response;
380};
381
382struct ib_uverbs_create_comp_channel_resp {
383 __u32 fd;
384};
385
8a96b3f9
RD		 386struct ib_uverbs_create_cq {
387 __u64 response;
388 __u64 user_handle;
389 __u32 cqe;
6b73597e
RD		 390 __u32 comp_vector;
391 __s32 comp_channel;
392 __u32 reserved;
8a96b3f9
RD		 393 __u64 driver_data[0];
394};
395
565197dd
MB		 396struct ib_uverbs_ex_create_cq {
397 __u64 user_handle;
398 __u32 cqe;
399 __u32 comp_vector;
400 __s32 comp_channel;
401 __u32 comp_mask;
402 __u32 flags;
403 __u32 reserved;
404};
405
8a96b3f9
RD		 406struct ib_uverbs_create_cq_resp {
407 __u32 cq_handle;
408 __u32 cqe;
409};
410
565197dd
MB		 411struct ib_uverbs_ex_create_cq_resp {
412 struct ib_uverbs_create_cq_resp base;
413 __u32 comp_mask;
414 __u32 response_length;
415};
416
33b9b3ee
RD		 417struct ib_uverbs_resize_cq {
418 __u64 response;
419 __u32 cq_handle;
420 __u32 cqe;
421 __u64 driver_data[0];
422};
423
424struct ib_uverbs_resize_cq_resp {
425 __u32 cqe;
64f817ba
RC		 426 __u32 reserved;
427 __u64 driver_data[0];
33b9b3ee
RD		 428};
429
91ecd4ae
RD		 430struct ib_uverbs_poll_cq {
431 __u64 response;
432 __u32 cq_handle;
433 __u32 ne;
434};
435
436struct ib_uverbs_wc {
437 __u64 wr_id;
438 __u32 status;
439 __u32 opcode;
440 __u32 vendor_err;
441 __u32 byte_len;
00f7ec36
SW		 442 union {
443 __u32 imm_data;
444 __u32 invalidate_rkey;
445 } ex;
91ecd4ae
RD		 446 __u32 qp_num;
447 __u32 src_qp;
448 __u32 wc_flags;
449 __u16 pkey_index;
450 __u16 slid;
451 __u8 sl;
452 __u8 dlid_path_bits;
453 __u8 port_num;
454 __u8 reserved;
455};
456
457struct ib_uverbs_poll_cq_resp {
458 __u32 count;
459 __u32 reserved;
460 struct ib_uverbs_wc wc[0];
461};
462
463struct ib_uverbs_req_notify_cq {
464 __u32 cq_handle;
465 __u32 solicited_only;
466};
467
8a96b3f9 468struct ib_uverbs_destroy_cq {
63aaf647 469 __u64 response;
8a96b3f9 470 __u32 cq_handle;
63aaf647
RD		 471 __u32 reserved;
472};
473
474struct ib_uverbs_destroy_cq_resp {
475 __u32 comp_events_reported;
476 __u32 async_events_reported;
8a96b3f9
RD		 477};
478
6a9af2e1
SH		 479struct ib_uverbs_global_route {
480 __u8 dgid[16];
481 __u32 flow_label;
482 __u8 sgid_index;
483 __u8 hop_limit;
484 __u8 traffic_class;
485 __u8 reserved;
486};
487
488struct ib_uverbs_ah_attr {
489 struct ib_uverbs_global_route grh;
490 __u16 dlid;
491 __u8 sl;
492 __u8 src_path_bits;
493 __u8 static_rate;
494 __u8 is_global;
495 __u8 port_num;
496 __u8 reserved;
497};
498
499struct ib_uverbs_qp_attr {
500 __u32 qp_attr_mask;
501 __u32 qp_state;
502 __u32 cur_qp_state;
503 __u32 path_mtu;
504 __u32 path_mig_state;
505 __u32 qkey;
506 __u32 rq_psn;
507 __u32 sq_psn;
508 __u32 dest_qp_num;
509 __u32 qp_access_flags;
510
511 struct ib_uverbs_ah_attr ah_attr;
512 struct ib_uverbs_ah_attr alt_ah_attr;
513
514 /* ib_qp_cap */
515 __u32 max_send_wr;
516 __u32 max_recv_wr;
517 __u32 max_send_sge;
518 __u32 max_recv_sge;
519 __u32 max_inline_data;
520
521 __u16 pkey_index;
522 __u16 alt_pkey_index;
523 __u8 en_sqd_async_notify;
524 __u8 sq_draining;
525 __u8 max_rd_atomic;
526 __u8 max_dest_rd_atomic;
527 __u8 min_rnr_timer;
528 __u8 port_num;
529 __u8 timeout;
530 __u8 retry_cnt;
531 __u8 rnr_retry;
532 __u8 alt_port_num;
533 __u8 alt_timeout;
534 __u8 reserved[5];
535};
536
8a96b3f9
RD		 537struct ib_uverbs_create_qp {
538 __u64 response;
539 __u64 user_handle;
540 __u32 pd_handle;
541 __u32 send_cq_handle;
542 __u32 recv_cq_handle;
543 __u32 srq_handle;
544 __u32 max_send_wr;
545 __u32 max_recv_wr;
546 __u32 max_send_sge;
547 __u32 max_recv_sge;
548 __u32 max_inline_data;
549 __u8 sq_sig_all;
550 __u8 qp_type;
551 __u8 is_srq;
552 __u8 reserved;
553 __u64 driver_data[0];
554};
555
c70285f8
YH		 556enum ib_uverbs_create_qp_mask {
557 IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0,
558};
559
560enum {
561 IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE,
562};
563
189aba99 564enum {
646ebd41
LR		 565 /*
566 * This value is equal to IB_QP_DEST_QPN.
567 */
568 IB_USER_LEGACY_LAST_QP_ATTR_MASK = 1ULL << 20,
189aba99
BW		 569};
570
571enum {
646ebd41
LR		 572 /*
573 * This value is equal to IB_QP_RATE_LIMIT.
574 */
575 IB_USER_LAST_QP_ATTR_MASK = 1ULL << 25,
189aba99
BW		 576};
577
6d8a7497
EBE		 578struct ib_uverbs_ex_create_qp {
579 __u64 user_handle;
580 __u32 pd_handle;
581 __u32 send_cq_handle;
582 __u32 recv_cq_handle;
583 __u32 srq_handle;
584 __u32 max_send_wr;
585 __u32 max_recv_wr;
586 __u32 max_send_sge;
587 __u32 max_recv_sge;
588 __u32 max_inline_data;
589 __u8 sq_sig_all;
590 __u8 qp_type;
591 __u8 is_srq;
592 __u8 reserved;
593 __u32 comp_mask;
594 __u32 create_flags;
c70285f8 595 __u32 rwq_ind_tbl_handle;
2dee0e54 596 __u32 source_qpn;
6d8a7497
EBE		 597};
598
42849b26
SH		 599struct ib_uverbs_open_qp {
600 __u64 response;
601 __u64 user_handle;
602 __u32 pd_handle;
603 __u32 qpn;
604 __u8 qp_type;
605 __u8 reserved[7];
606 __u64 driver_data[0];
607};
608
609/* also used for open response */
8a96b3f9
RD		 610struct ib_uverbs_create_qp_resp {
611 __u32 qp_handle;
612 __u32 qpn;
77369ed3
JM		 613 __u32 max_send_wr;
614 __u32 max_recv_wr;
615 __u32 max_send_sge;
616 __u32 max_recv_sge;
617 __u32 max_inline_data;
4d9781c5 618 __u32 reserved;
8a96b3f9
RD		 619};
620
6d8a7497
EBE		 621struct ib_uverbs_ex_create_qp_resp {
622 struct ib_uverbs_create_qp_resp base;
623 __u32 comp_mask;
624 __u32 response_length;
625};
626
8a96b3f9
RD		 627/*
628 * This struct needs to remain a multiple of 8 bytes to keep the
629 * alignment of the modify QP parameters.
630 */
631struct ib_uverbs_qp_dest {
632 __u8 dgid[16];
633 __u32 flow_label;
634 __u16 dlid;
635 __u16 reserved;
636 __u8 sgid_index;
637 __u8 hop_limit;
638 __u8 traffic_class;
639 __u8 sl;
640 __u8 src_path_bits;
641 __u8 static_rate;
642 __u8 is_global;
643 __u8 port_num;
644};
645
7ccc9a24
DB		 646struct ib_uverbs_query_qp {
647 __u64 response;
648 __u32 qp_handle;
649 __u32 attr_mask;
650 __u64 driver_data[0];
651};
652
653struct ib_uverbs_query_qp_resp {
654 struct ib_uverbs_qp_dest dest;
655 struct ib_uverbs_qp_dest alt_dest;
656 __u32 max_send_wr;
657 __u32 max_recv_wr;
658 __u32 max_send_sge;
659 __u32 max_recv_sge;
660 __u32 max_inline_data;
661 __u32 qkey;
662 __u32 rq_psn;
663 __u32 sq_psn;
664 __u32 dest_qp_num;
665 __u32 qp_access_flags;
666 __u16 pkey_index;
667 __u16 alt_pkey_index;
668 __u8 qp_state;
669 __u8 cur_qp_state;
670 __u8 path_mtu;
671 __u8 path_mig_state;
0b26c88f 672 __u8 sq_draining;
7ccc9a24
DB		 673 __u8 max_rd_atomic;
674 __u8 max_dest_rd_atomic;
675 __u8 min_rnr_timer;
676 __u8 port_num;
677 __u8 timeout;
678 __u8 retry_cnt;
679 __u8 rnr_retry;
680 __u8 alt_port_num;
681 __u8 alt_timeout;
682 __u8 sq_sig_all;
683 __u8 reserved[5];
684 __u64 driver_data[0];
685};
686
8a96b3f9
RD		 687struct ib_uverbs_modify_qp {
688 struct ib_uverbs_qp_dest dest;
689 struct ib_uverbs_qp_dest alt_dest;
690 __u32 qp_handle;
691 __u32 attr_mask;
692 __u32 qkey;
693 __u32 rq_psn;
694 __u32 sq_psn;
695 __u32 dest_qp_num;
696 __u32 qp_access_flags;
697 __u16 pkey_index;
698 __u16 alt_pkey_index;
699 __u8 qp_state;
700 __u8 cur_qp_state;
701 __u8 path_mtu;
702 __u8 path_mig_state;
703 __u8 en_sqd_async_notify;
704 __u8 max_rd_atomic;
705 __u8 max_dest_rd_atomic;
706 __u8 min_rnr_timer;
707 __u8 port_num;
708 __u8 timeout;
709 __u8 retry_cnt;
710 __u8 rnr_retry;
711 __u8 alt_port_num;
712 __u8 alt_timeout;
713 __u8 reserved[2];
714 __u64 driver_data[0];
715};
716
189aba99
BW		 717struct ib_uverbs_ex_modify_qp {
718 struct ib_uverbs_modify_qp base;
719 __u32 rate_limit;
720 __u32 reserved;
721};
722
8a96b3f9
RD		 723struct ib_uverbs_modify_qp_resp {
724};
725
189aba99
BW		 726struct ib_uverbs_ex_modify_qp_resp {
727 __u32 comp_mask;
728 __u32 response_length;
729};
730
8a96b3f9 731struct ib_uverbs_destroy_qp {
63aaf647 732 __u64 response;
8a96b3f9 733 __u32 qp_handle;
63aaf647
RD		 734 __u32 reserved;
735};
736
737struct ib_uverbs_destroy_qp_resp {
738 __u32 events_reported;
8a96b3f9
RD		 739};
740
91ecd4ae
RD		 741/*
742 * The ib_uverbs_sge structure isn't used anywhere, since we assume
743 * the ib_sge structure is packed the same way on 32-bit and 64-bit
744 * architectures in both kernel and user space. It's just here to
745 * document the ABI.
746 */
747struct ib_uverbs_sge {
748 __u64 addr;
749 __u32 length;
750 __u32 lkey;
751};
752
753struct ib_uverbs_send_wr {
a74cd4af 754 __u64 wr_id;
91ecd4ae
RD		 755 __u32 num_sge;
756 __u32 opcode;
757 __u32 send_flags;
0f39cf3d
RD		 758 union {
759 __u32 imm_data;
760 __u32 invalidate_rkey;
761 } ex;
91ecd4ae
RD		 762 union {
763 struct {
764 __u64 remote_addr;
765 __u32 rkey;
766 __u32 reserved;
767 } rdma;
768 struct {
769 __u64 remote_addr;
770 __u64 compare_add;
771 __u64 swap;
772 __u32 rkey;
773 __u32 reserved;
774 } atomic;
775 struct {
776 __u32 ah;
777 __u32 remote_qpn;
778 __u32 remote_qkey;
779 __u32 reserved;
780 } ud;
781 } wr;
782};
783
784struct ib_uverbs_post_send {
785 __u64 response;
786 __u32 qp_handle;
787 __u32 wr_count;
788 __u32 sge_count;
789 __u32 wqe_size;
790 struct ib_uverbs_send_wr send_wr[0];
791};
792
793struct ib_uverbs_post_send_resp {
794 __u32 bad_wr;
795};
796
797struct ib_uverbs_recv_wr {
798 __u64 wr_id;
799 __u32 num_sge;
800 __u32 reserved;
801};
802
803struct ib_uverbs_post_recv {
804 __u64 response;
805 __u32 qp_handle;
806 __u32 wr_count;
807 __u32 sge_count;
808 __u32 wqe_size;
809 struct ib_uverbs_recv_wr recv_wr[0];
810};
811
812struct ib_uverbs_post_recv_resp {
813 __u32 bad_wr;
814};
815
816struct ib_uverbs_post_srq_recv {
817 __u64 response;
818 __u32 srq_handle;
819 __u32 wr_count;
820 __u32 sge_count;
821 __u32 wqe_size;
822 struct ib_uverbs_recv_wr recv[0];
823};
824
825struct ib_uverbs_post_srq_recv_resp {
826 __u32 bad_wr;
827};
828
91ecd4ae
RD		 829struct ib_uverbs_create_ah {
830 __u64 response;
831 __u64 user_handle;
832 __u32 pd_handle;
833 __u32 reserved;
834 struct ib_uverbs_ah_attr attr;
835};
836
837struct ib_uverbs_create_ah_resp {
838 __u32 ah_handle;
839};
840
841struct ib_uverbs_destroy_ah {
842 __u32 ah_handle;
843};
844
8a96b3f9
RD		 845struct ib_uverbs_attach_mcast {
846 __u8 gid[16];
847 __u32 qp_handle;
848 __u16 mlid;
849 __u16 reserved;
850 __u64 driver_data[0];
851};
852
853struct ib_uverbs_detach_mcast {
854 __u8 gid[16];
855 __u32 qp_handle;
856 __u16 mlid;
857 __u16 reserved;
858 __u64 driver_data[0];
436f2ad0
HHZ		 859};
860
58913efb
YD		 861struct ib_uverbs_flow_spec_hdr {
862 __u32 type;
863 __u16 size;
864 __u16 reserved;
865 /* followed by flow_spec */
866 __u64 flow_spec_data[0];
867};
868
b68c9560 869struct ib_uverbs_flow_eth_filter {
436f2ad0
HHZ		 870 __u8 dst_mac[6];
871 __u8 src_mac[6];
872 __be16 ether_type;
873 __be16 vlan_tag;
874};
875
b68c9560 876struct ib_uverbs_flow_spec_eth {
58913efb
YD		 877 union {
878 struct ib_uverbs_flow_spec_hdr hdr;
879 struct {
880 __u32 type;
881 __u16 size;
882 __u16 reserved;
883 };
884 };
b68c9560
YD		 885 struct ib_uverbs_flow_eth_filter val;
886 struct ib_uverbs_flow_eth_filter mask;
436f2ad0
HHZ		 887};
888
b68c9560 889struct ib_uverbs_flow_ipv4_filter {
436f2ad0
HHZ		 890 __be32 src_ip;
891 __be32 dst_ip;
989a3a8f
MG		 892 __u8 proto;
893 __u8 tos;
894 __u8 ttl;
895 __u8 flags;
436f2ad0
HHZ		 896};
897
b68c9560 898struct ib_uverbs_flow_spec_ipv4 {
58913efb
YD		 899 union {
900 struct ib_uverbs_flow_spec_hdr hdr;
901 struct {
902 __u32 type;
903 __u16 size;
904 __u16 reserved;
905 };
906 };
b68c9560
YD		 907 struct ib_uverbs_flow_ipv4_filter val;
908 struct ib_uverbs_flow_ipv4_filter mask;
436f2ad0
HHZ		 909};
910
b68c9560 911struct ib_uverbs_flow_tcp_udp_filter {
436f2ad0
HHZ		 912 __be16 dst_port;
913 __be16 src_port;
914};
915
b68c9560 916struct ib_uverbs_flow_spec_tcp_udp {
58913efb
YD		 917 union {
918 struct ib_uverbs_flow_spec_hdr hdr;
919 struct {
920 __u32 type;
921 __u16 size;
922 __u16 reserved;
923 };
924 };
b68c9560
YD		 925 struct ib_uverbs_flow_tcp_udp_filter val;
926 struct ib_uverbs_flow_tcp_udp_filter mask;
436f2ad0
HHZ		 927};
928
4c2aae71 929struct ib_uverbs_flow_ipv6_filter {
a72c6a2b
MG		 930 __u8 src_ip[16];
931 __u8 dst_ip[16];
932 __be32 flow_label;
933 __u8 next_hdr;
934 __u8 traffic_class;
935 __u8 hop_limit;
936 __u8 reserved;
4c2aae71
MG		 937};
938
939struct ib_uverbs_flow_spec_ipv6 {
940 union {
941 struct ib_uverbs_flow_spec_hdr hdr;
942 struct {
943 __u32 type;
944 __u16 size;
945 __u16 reserved;
946 };
947 };
948 struct ib_uverbs_flow_ipv6_filter val;
949 struct ib_uverbs_flow_ipv6_filter mask;
950};
951
94e03f11
MR		 952struct ib_uverbs_flow_spec_action_tag {
953 union {
954 struct ib_uverbs_flow_spec_hdr hdr;
955 struct {
956 __u32 type;
957 __u16 size;
958 __u16 reserved;
959 };
960 };
961 __u32 tag_id;
962 __u32 reserved1;
963};
964
483a3966
SS		 965struct ib_uverbs_flow_spec_action_drop {
966 union {
967 struct ib_uverbs_flow_spec_hdr hdr;
968 struct {
969 __u32 type;
970 __u16 size;
971 __u16 reserved;
972 };
973 };
974};
975
a0cb4c75
MR		 976struct ib_uverbs_flow_tunnel_filter {
977 __be32 tunnel_id;
978};
979
980struct ib_uverbs_flow_spec_tunnel {
981 union {
982 struct ib_uverbs_flow_spec_hdr hdr;
983 struct {
984 __u32 type;
985 __u16 size;
986 __u16 reserved;
987 };
988 };
989 struct ib_uverbs_flow_tunnel_filter val;
990 struct ib_uverbs_flow_tunnel_filter mask;
991};
992
d82693da 993struct ib_uverbs_flow_attr {
436f2ad0
HHZ		 994 __u32 type;
995 __u16 size;
996 __u16 priority;
997 __u8 num_of_specs;
998 __u8 reserved[2];
999 __u8 port;
1000 __u32 flags;
1001 /* Following are the optional layers according to user request
1002 * struct ib_flow_spec_xxx
1003 * struct ib_flow_spec_yyy
1004 */
58913efb 1005 struct ib_uverbs_flow_spec_hdr flow_specs[0];
436f2ad0
HHZ		 1006};
1007
1008struct ib_uverbs_create_flow {
1009 __u32 comp_mask;
436f2ad0 1010 __u32 qp_handle;
d82693da 1011 struct ib_uverbs_flow_attr flow_attr;
436f2ad0
HHZ		 1012};
1013
1014struct ib_uverbs_create_flow_resp {
1015 __u32 comp_mask;
1016 __u32 flow_handle;
1017};
1018
1019struct ib_uverbs_destroy_flow {
1020 __u32 comp_mask;
1021 __u32 flow_handle;
8a96b3f9
RD		 1022};
1023
f520ba5a
RD		 1024struct ib_uverbs_create_srq {
1025 __u64 response;
1026 __u64 user_handle;
1027 __u32 pd_handle;
1028 __u32 max_wr;
1029 __u32 max_sge;
1030 __u32 srq_limit;
1031 __u64 driver_data[0];
1032};
1033
8541f8de
SH		 1034struct ib_uverbs_create_xsrq {
1035 __u64 response;
1036 __u64 user_handle;
1037 __u32 srq_type;
1038 __u32 pd_handle;
1039 __u32 max_wr;
1040 __u32 max_sge;
1041 __u32 srq_limit;
9382d4e1 1042 __u32 max_num_tags;
8541f8de
SH		 1043 __u32 xrcd_handle;
1044 __u32 cq_handle;
1045 __u64 driver_data[0];
1046};
1047
f520ba5a
RD		 1048struct ib_uverbs_create_srq_resp {
1049 __u32 srq_handle;
ea88fd16
DB		 1050 __u32 max_wr;
1051 __u32 max_sge;
8541f8de 1052 __u32 srqn;
f520ba5a
RD		 1053};
1054
1055struct ib_uverbs_modify_srq {
1056 __u32 srq_handle;
1057 __u32 attr_mask;
1058 __u32 max_wr;
f520ba5a 1059 __u32 srq_limit;
f520ba5a
RD		 1060 __u64 driver_data[0];
1061};
1062
8bdb0e86
DB		 1063struct ib_uverbs_query_srq {
1064 __u64 response;
1065 __u32 srq_handle;
1066 __u32 reserved;
1067 __u64 driver_data[0];
1068};
1069
1070struct ib_uverbs_query_srq_resp {
1071 __u32 max_wr;
1072 __u32 max_sge;
1073 __u32 srq_limit;
1074 __u32 reserved;
1075};
1076
f520ba5a 1077struct ib_uverbs_destroy_srq {
63aaf647 1078 __u64 response;
f520ba5a 1079 __u32 srq_handle;
63aaf647
RD		 1080 __u32 reserved;
1081};
1082
1083struct ib_uverbs_destroy_srq_resp {
1084 __u32 events_reported;
f520ba5a
RD		 1085};
1086
f213c052
YH		 1087struct ib_uverbs_ex_create_wq {
1088 __u32 comp_mask;
1089 __u32 wq_type;
1090 __u64 user_handle;
1091 __u32 pd_handle;
1092 __u32 cq_handle;
1093 __u32 max_wr;
1094 __u32 max_sge;
af1cb95d
NO		 1095 __u32 create_flags; /* Use enum ib_wq_flags */
1096 __u32 reserved;
f213c052
YH		 1097};
1098
1099struct ib_uverbs_ex_create_wq_resp {
1100 __u32 comp_mask;
1101 __u32 response_length;
1102 __u32 wq_handle;
1103 __u32 max_wr;
1104 __u32 max_sge;
1105 __u32 wqn;
1106};
1107
1108struct ib_uverbs_ex_destroy_wq {
1109 __u32 comp_mask;
1110 __u32 wq_handle;
1111};
1112
1113struct ib_uverbs_ex_destroy_wq_resp {
1114 __u32 comp_mask;
1115 __u32 response_length;
1116 __u32 events_reported;
1117 __u32 reserved;
1118};
1119
1120struct ib_uverbs_ex_modify_wq {
1121 __u32 attr_mask;
1122 __u32 wq_handle;
1123 __u32 wq_state;
1124 __u32 curr_wq_state;
af1cb95d
NO		 1125 __u32 flags; /* Use enum ib_wq_flags */
1126 __u32 flags_mask; /* Use enum ib_wq_flags */
f213c052
YH		 1127};
1128
de019a94
YH		 1129/* Prevent memory allocation rather than max expected size */
1130#define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d
1131struct ib_uverbs_ex_create_rwq_ind_table {
1132 __u32 comp_mask;
1133 __u32 log_ind_tbl_size;
1134 /* Following are the wq handles according to log_ind_tbl_size
1135 * wq_handle1
1136 * wq_handle2
1137 */
1138 __u32 wq_handles[0];
1139};
1140
1141struct ib_uverbs_ex_create_rwq_ind_table_resp {
1142 __u32 comp_mask;
1143 __u32 response_length;
1144 __u32 ind_tbl_handle;
1145 __u32 ind_tbl_num;
1146};
1147
1148struct ib_uverbs_ex_destroy_rwq_ind_table {
1149 __u32 comp_mask;
1150 __u32 ind_tbl_handle;
1151};
1152
ea6819e1
ND		 1153#define IB_DEVICE_NAME_MAX 64
1154
8a96b3f9 1155#endif /* IB_USER_VERBS_H */
Linux 6.x block layer and io_uring tree(s)