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rdma: update uapi headers from 5.1-rc1
[mirror_iproute2.git] / rdma / include / uapi / rdma / ib_user_verbs.h
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9b2ab685
SH		 1/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
2/*
3 * Copyright (c) 2005 Topspin Communications. All rights reserved.
4 * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved.
5 * Copyright (c) 2005 PathScale, Inc. All rights reserved.
6 * Copyright (c) 2006 Mellanox Technologies. 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
37#ifndef IB_USER_VERBS_H
38#define IB_USER_VERBS_H
39
40#include <linux/types.h>
41
42/*
43 * Increment this value if any changes that break userspace ABI
44 * compatibility are made.
45 */
46#define IB_USER_VERBS_ABI_VERSION 6
47#define IB_USER_VERBS_CMD_THRESHOLD 50
48
80e5ddec 49enum ib_uverbs_write_cmds {
9b2ab685
SH		 50 IB_USER_VERBS_CMD_GET_CONTEXT,
51 IB_USER_VERBS_CMD_QUERY_DEVICE,
52 IB_USER_VERBS_CMD_QUERY_PORT,
53 IB_USER_VERBS_CMD_ALLOC_PD,
54 IB_USER_VERBS_CMD_DEALLOC_PD,
55 IB_USER_VERBS_CMD_CREATE_AH,
56 IB_USER_VERBS_CMD_MODIFY_AH,
57 IB_USER_VERBS_CMD_QUERY_AH,
58 IB_USER_VERBS_CMD_DESTROY_AH,
59 IB_USER_VERBS_CMD_REG_MR,
60 IB_USER_VERBS_CMD_REG_SMR,
61 IB_USER_VERBS_CMD_REREG_MR,
62 IB_USER_VERBS_CMD_QUERY_MR,
63 IB_USER_VERBS_CMD_DEREG_MR,
64 IB_USER_VERBS_CMD_ALLOC_MW,
65 IB_USER_VERBS_CMD_BIND_MW,
66 IB_USER_VERBS_CMD_DEALLOC_MW,
67 IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
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 IB_USER_VERBS_CMD_CREATE_SRQ,
83 IB_USER_VERBS_CMD_MODIFY_SRQ,
84 IB_USER_VERBS_CMD_QUERY_SRQ,
85 IB_USER_VERBS_CMD_DESTROY_SRQ,
86 IB_USER_VERBS_CMD_POST_SRQ_RECV,
87 IB_USER_VERBS_CMD_OPEN_XRCD,
88 IB_USER_VERBS_CMD_CLOSE_XRCD,
89 IB_USER_VERBS_CMD_CREATE_XSRQ,
90 IB_USER_VERBS_CMD_OPEN_QP,
91};
92
93enum {
94 IB_USER_VERBS_EX_CMD_QUERY_DEVICE = IB_USER_VERBS_CMD_QUERY_DEVICE,
95 IB_USER_VERBS_EX_CMD_CREATE_CQ = IB_USER_VERBS_CMD_CREATE_CQ,
96 IB_USER_VERBS_EX_CMD_CREATE_QP = IB_USER_VERBS_CMD_CREATE_QP,
97 IB_USER_VERBS_EX_CMD_MODIFY_QP = IB_USER_VERBS_CMD_MODIFY_QP,
98 IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
99 IB_USER_VERBS_EX_CMD_DESTROY_FLOW,
100 IB_USER_VERBS_EX_CMD_CREATE_WQ,
101 IB_USER_VERBS_EX_CMD_MODIFY_WQ,
102 IB_USER_VERBS_EX_CMD_DESTROY_WQ,
103 IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL,
104 IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL,
105 IB_USER_VERBS_EX_CMD_MODIFY_CQ
106};
107
108/*
109 * Make sure that all structs defined in this file remain laid out so
110 * that they pack the same way on 32-bit and 64-bit architectures (to
111 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
112 * Specifically:
113 * - Do not use pointer types -- pass pointers in __u64 instead.
114 * - Make sure that any structure larger than 4 bytes is padded to a
115 * multiple of 8 bytes. Otherwise the structure size will be
116 * different between 32-bit and 64-bit architectures.
117 */
118
119struct ib_uverbs_async_event_desc {
120 __aligned_u64 element;
121 __u32 event_type; /* enum ib_event_type */
122 __u32 reserved;
123};
124
125struct ib_uverbs_comp_event_desc {
126 __aligned_u64 cq_handle;
127};
128
129struct ib_uverbs_cq_moderation_caps {
130 __u16 max_cq_moderation_count;
131 __u16 max_cq_moderation_period;
132 __u32 reserved;
133};
134
135/*
136 * All commands from userspace should start with a __u32 command field
137 * followed by __u16 in_words and out_words fields (which give the
138 * length of the command block and response buffer if any in 32-bit
139 * words). The kernel driver will read these fields first and read
140 * the rest of the command struct based on these value.
141 */
142
143#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
144#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80000000u
145
146struct ib_uverbs_cmd_hdr {
147 __u32 command;
148 __u16 in_words;
149 __u16 out_words;
150};
151
152struct ib_uverbs_ex_cmd_hdr {
153 __aligned_u64 response;
154 __u16 provider_in_words;
155 __u16 provider_out_words;
156 __u32 cmd_hdr_reserved;
157};
158
159struct ib_uverbs_get_context {
160 __aligned_u64 response;
161 __aligned_u64 driver_data[0];
162};
163
164struct ib_uverbs_get_context_resp {
165 __u32 async_fd;
166 __u32 num_comp_vectors;
80e5ddec 167 __aligned_u64 driver_data[0];
9b2ab685
SH		 168};
169
170struct ib_uverbs_query_device {
171 __aligned_u64 response;
172 __aligned_u64 driver_data[0];
173};
174
175struct ib_uverbs_query_device_resp {
176 __aligned_u64 fw_ver;
177 __be64 node_guid;
178 __be64 sys_image_guid;
179 __aligned_u64 max_mr_size;
180 __aligned_u64 page_size_cap;
181 __u32 vendor_id;
182 __u32 vendor_part_id;
183 __u32 hw_ver;
184 __u32 max_qp;
185 __u32 max_qp_wr;
186 __u32 device_cap_flags;
187 __u32 max_sge;
188 __u32 max_sge_rd;
189 __u32 max_cq;
190 __u32 max_cqe;
191 __u32 max_mr;
192 __u32 max_pd;
193 __u32 max_qp_rd_atom;
194 __u32 max_ee_rd_atom;
195 __u32 max_res_rd_atom;
196 __u32 max_qp_init_rd_atom;
197 __u32 max_ee_init_rd_atom;
198 __u32 atomic_cap;
199 __u32 max_ee;
200 __u32 max_rdd;
201 __u32 max_mw;
202 __u32 max_raw_ipv6_qp;
203 __u32 max_raw_ethy_qp;
204 __u32 max_mcast_grp;
205 __u32 max_mcast_qp_attach;
206 __u32 max_total_mcast_qp_attach;
207 __u32 max_ah;
208 __u32 max_fmr;
209 __u32 max_map_per_fmr;
210 __u32 max_srq;
211 __u32 max_srq_wr;
212 __u32 max_srq_sge;
213 __u16 max_pkeys;
214 __u8 local_ca_ack_delay;
215 __u8 phys_port_cnt;
216 __u8 reserved[4];
217};
218
219struct ib_uverbs_ex_query_device {
220 __u32 comp_mask;
221 __u32 reserved;
222};
223
224struct ib_uverbs_odp_caps {
225 __aligned_u64 general_caps;
226 struct {
227 __u32 rc_odp_caps;
228 __u32 uc_odp_caps;
229 __u32 ud_odp_caps;
230 } per_transport_caps;
231 __u32 reserved;
232};
233
234struct ib_uverbs_rss_caps {
235 /* Corresponding bit will be set if qp type from
236 * 'enum ib_qp_type' is supported, e.g.
237 * supported_qpts |= 1 << IB_QPT_UD
238 */
239 __u32 supported_qpts;
240 __u32 max_rwq_indirection_tables;
241 __u32 max_rwq_indirection_table_size;
242 __u32 reserved;
243};
244
245struct ib_uverbs_tm_caps {
246 /* Max size of rendezvous request message */
247 __u32 max_rndv_hdr_size;
248 /* Max number of entries in tag matching list */
249 __u32 max_num_tags;
250 /* TM flags */
251 __u32 flags;
252 /* Max number of outstanding list operations */
253 __u32 max_ops;
254 /* Max number of SGE in tag matching entry */
255 __u32 max_sge;
256 __u32 reserved;
257};
258
259struct ib_uverbs_ex_query_device_resp {
260 struct ib_uverbs_query_device_resp base;
261 __u32 comp_mask;
262 __u32 response_length;
263 struct ib_uverbs_odp_caps odp_caps;
264 __aligned_u64 timestamp_mask;
265 __aligned_u64 hca_core_clock; /* in KHZ */
266 __aligned_u64 device_cap_flags_ex;
267 struct ib_uverbs_rss_caps rss_caps;
268 __u32 max_wq_type_rq;
269 __u32 raw_packet_caps;
270 struct ib_uverbs_tm_caps tm_caps;
271 struct ib_uverbs_cq_moderation_caps cq_moderation_caps;
272 __aligned_u64 max_dm_size;
8e155462
SH		 273 __u32 xrc_odp_caps;
274 __u32 reserved;
9b2ab685
SH		 275};
276
277struct ib_uverbs_query_port {
278 __aligned_u64 response;
279 __u8 port_num;
280 __u8 reserved[7];
281 __aligned_u64 driver_data[0];
282};
283
284struct ib_uverbs_query_port_resp {
27886a12 285 __u32 port_cap_flags; /* see ib_uverbs_query_port_cap_flags */
9b2ab685
SH		 286 __u32 max_msg_sz;
287 __u32 bad_pkey_cntr;
288 __u32 qkey_viol_cntr;
289 __u32 gid_tbl_len;
290 __u16 pkey_tbl_len;
291 __u16 lid;
292 __u16 sm_lid;
293 __u8 state;
294 __u8 max_mtu;
295 __u8 active_mtu;
296 __u8 lmc;
297 __u8 max_vl_num;
298 __u8 sm_sl;
299 __u8 subnet_timeout;
300 __u8 init_type_reply;
301 __u8 active_width;
302 __u8 active_speed;
303 __u8 phys_state;
304 __u8 link_layer;
27886a12
SH		 305 __u8 flags; /* see ib_uverbs_query_port_flags */
306 __u8 reserved;
9b2ab685
SH		 307};
308
309struct ib_uverbs_alloc_pd {
310 __aligned_u64 response;
311 __aligned_u64 driver_data[0];
312};
313
314struct ib_uverbs_alloc_pd_resp {
315 __u32 pd_handle;
80e5ddec 316 __u32 driver_data[0];
9b2ab685
SH		 317};
318
319struct ib_uverbs_dealloc_pd {
320 __u32 pd_handle;
321};
322
323struct ib_uverbs_open_xrcd {
324 __aligned_u64 response;
325 __u32 fd;
326 __u32 oflags;
327 __aligned_u64 driver_data[0];
328};
329
330struct ib_uverbs_open_xrcd_resp {
331 __u32 xrcd_handle;
80e5ddec 332 __u32 driver_data[0];
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SH		 333};
334
335struct ib_uverbs_close_xrcd {
336 __u32 xrcd_handle;
337};
338
339struct ib_uverbs_reg_mr {
340 __aligned_u64 response;
341 __aligned_u64 start;
342 __aligned_u64 length;
343 __aligned_u64 hca_va;
344 __u32 pd_handle;
345 __u32 access_flags;
346 __aligned_u64 driver_data[0];
347};
348
349struct ib_uverbs_reg_mr_resp {
350 __u32 mr_handle;
351 __u32 lkey;
352 __u32 rkey;
80e5ddec 353 __u32 driver_data[0];
9b2ab685
SH		 354};
355
356struct ib_uverbs_rereg_mr {
357 __aligned_u64 response;
358 __u32 mr_handle;
359 __u32 flags;
360 __aligned_u64 start;
361 __aligned_u64 length;
362 __aligned_u64 hca_va;
363 __u32 pd_handle;
364 __u32 access_flags;
80e5ddec 365 __aligned_u64 driver_data[0];
9b2ab685
SH		 366};
367
368struct ib_uverbs_rereg_mr_resp {
369 __u32 lkey;
370 __u32 rkey;
80e5ddec 371 __aligned_u64 driver_data[0];
9b2ab685
SH		 372};
373
374struct ib_uverbs_dereg_mr {
375 __u32 mr_handle;
376};
377
378struct ib_uverbs_alloc_mw {
379 __aligned_u64 response;
380 __u32 pd_handle;
381 __u8 mw_type;
382 __u8 reserved[3];
80e5ddec 383 __aligned_u64 driver_data[0];
9b2ab685
SH		 384};
385
386struct ib_uverbs_alloc_mw_resp {
387 __u32 mw_handle;
388 __u32 rkey;
80e5ddec 389 __aligned_u64 driver_data[0];
9b2ab685
SH		 390};
391
392struct ib_uverbs_dealloc_mw {
393 __u32 mw_handle;
394};
395
396struct ib_uverbs_create_comp_channel {
397 __aligned_u64 response;
398};
399
400struct ib_uverbs_create_comp_channel_resp {
401 __u32 fd;
402};
403
404struct ib_uverbs_create_cq {
405 __aligned_u64 response;
406 __aligned_u64 user_handle;
407 __u32 cqe;
408 __u32 comp_vector;
409 __s32 comp_channel;
410 __u32 reserved;
411 __aligned_u64 driver_data[0];
412};
413
414enum ib_uverbs_ex_create_cq_flags {
415 IB_UVERBS_CQ_FLAGS_TIMESTAMP_COMPLETION = 1 << 0,
416 IB_UVERBS_CQ_FLAGS_IGNORE_OVERRUN = 1 << 1,
417};
418
419struct ib_uverbs_ex_create_cq {
420 __aligned_u64 user_handle;
421 __u32 cqe;
422 __u32 comp_vector;
423 __s32 comp_channel;
424 __u32 comp_mask;
425 __u32 flags; /* bitmask of ib_uverbs_ex_create_cq_flags */
426 __u32 reserved;
427};
428
429struct ib_uverbs_create_cq_resp {
430 __u32 cq_handle;
431 __u32 cqe;
80e5ddec 432 __aligned_u64 driver_data[0];
9b2ab685
SH		 433};
434
435struct ib_uverbs_ex_create_cq_resp {
436 struct ib_uverbs_create_cq_resp base;
437 __u32 comp_mask;
438 __u32 response_length;
439};
440
441struct ib_uverbs_resize_cq {
442 __aligned_u64 response;
443 __u32 cq_handle;
444 __u32 cqe;
445 __aligned_u64 driver_data[0];
446};
447
448struct ib_uverbs_resize_cq_resp {
449 __u32 cqe;
450 __u32 reserved;
451 __aligned_u64 driver_data[0];
452};
453
454struct ib_uverbs_poll_cq {
455 __aligned_u64 response;
456 __u32 cq_handle;
457 __u32 ne;
458};
459
460struct ib_uverbs_wc {
461 __aligned_u64 wr_id;
462 __u32 status;
463 __u32 opcode;
464 __u32 vendor_err;
465 __u32 byte_len;
466 union {
467 __be32 imm_data;
468 __u32 invalidate_rkey;
469 } ex;
470 __u32 qp_num;
471 __u32 src_qp;
472 __u32 wc_flags;
473 __u16 pkey_index;
474 __u16 slid;
475 __u8 sl;
476 __u8 dlid_path_bits;
477 __u8 port_num;
478 __u8 reserved;
479};
480
481struct ib_uverbs_poll_cq_resp {
482 __u32 count;
483 __u32 reserved;
484 struct ib_uverbs_wc wc[0];
485};
486
487struct ib_uverbs_req_notify_cq {
488 __u32 cq_handle;
489 __u32 solicited_only;
490};
491
492struct ib_uverbs_destroy_cq {
493 __aligned_u64 response;
494 __u32 cq_handle;
495 __u32 reserved;
496};
497
498struct ib_uverbs_destroy_cq_resp {
499 __u32 comp_events_reported;
500 __u32 async_events_reported;
501};
502
503struct ib_uverbs_global_route {
504 __u8 dgid[16];
505 __u32 flow_label;
506 __u8 sgid_index;
507 __u8 hop_limit;
508 __u8 traffic_class;
509 __u8 reserved;
510};
511
512struct ib_uverbs_ah_attr {
513 struct ib_uverbs_global_route grh;
514 __u16 dlid;
515 __u8 sl;
516 __u8 src_path_bits;
517 __u8 static_rate;
518 __u8 is_global;
519 __u8 port_num;
520 __u8 reserved;
521};
522
523struct ib_uverbs_qp_attr {
524 __u32 qp_attr_mask;
525 __u32 qp_state;
526 __u32 cur_qp_state;
527 __u32 path_mtu;
528 __u32 path_mig_state;
529 __u32 qkey;
530 __u32 rq_psn;
531 __u32 sq_psn;
532 __u32 dest_qp_num;
533 __u32 qp_access_flags;
534
535 struct ib_uverbs_ah_attr ah_attr;
536 struct ib_uverbs_ah_attr alt_ah_attr;
537
538 /* ib_qp_cap */
539 __u32 max_send_wr;
540 __u32 max_recv_wr;
541 __u32 max_send_sge;
542 __u32 max_recv_sge;
543 __u32 max_inline_data;
544
545 __u16 pkey_index;
546 __u16 alt_pkey_index;
547 __u8 en_sqd_async_notify;
548 __u8 sq_draining;
549 __u8 max_rd_atomic;
550 __u8 max_dest_rd_atomic;
551 __u8 min_rnr_timer;
552 __u8 port_num;
553 __u8 timeout;
554 __u8 retry_cnt;
555 __u8 rnr_retry;
556 __u8 alt_port_num;
557 __u8 alt_timeout;
558 __u8 reserved[5];
559};
560
561struct ib_uverbs_create_qp {
562 __aligned_u64 response;
563 __aligned_u64 user_handle;
564 __u32 pd_handle;
565 __u32 send_cq_handle;
566 __u32 recv_cq_handle;
567 __u32 srq_handle;
568 __u32 max_send_wr;
569 __u32 max_recv_wr;
570 __u32 max_send_sge;
571 __u32 max_recv_sge;
572 __u32 max_inline_data;
573 __u8 sq_sig_all;
574 __u8 qp_type;
575 __u8 is_srq;
576 __u8 reserved;
577 __aligned_u64 driver_data[0];
578};
579
580enum ib_uverbs_create_qp_mask {
581 IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0,
582};
583
584enum {
585 IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE,
586};
587
588enum {
589 /*
590 * This value is equal to IB_QP_DEST_QPN.
591 */
592 IB_USER_LEGACY_LAST_QP_ATTR_MASK = 1ULL << 20,
593};
594
595enum {
596 /*
597 * This value is equal to IB_QP_RATE_LIMIT.
598 */
599 IB_USER_LAST_QP_ATTR_MASK = 1ULL << 25,
600};
601
602struct ib_uverbs_ex_create_qp {
603 __aligned_u64 user_handle;
604 __u32 pd_handle;
605 __u32 send_cq_handle;
606 __u32 recv_cq_handle;
607 __u32 srq_handle;
608 __u32 max_send_wr;
609 __u32 max_recv_wr;
610 __u32 max_send_sge;
611 __u32 max_recv_sge;
612 __u32 max_inline_data;
613 __u8 sq_sig_all;
614 __u8 qp_type;
615 __u8 is_srq;
616 __u8 reserved;
617 __u32 comp_mask;
618 __u32 create_flags;
619 __u32 rwq_ind_tbl_handle;
620 __u32 source_qpn;
621};
622
623struct ib_uverbs_open_qp {
624 __aligned_u64 response;
625 __aligned_u64 user_handle;
626 __u32 pd_handle;
627 __u32 qpn;
628 __u8 qp_type;
629 __u8 reserved[7];
630 __aligned_u64 driver_data[0];
631};
632
633/* also used for open response */
634struct ib_uverbs_create_qp_resp {
635 __u32 qp_handle;
636 __u32 qpn;
637 __u32 max_send_wr;
638 __u32 max_recv_wr;
639 __u32 max_send_sge;
640 __u32 max_recv_sge;
641 __u32 max_inline_data;
642 __u32 reserved;
80e5ddec 643 __u32 driver_data[0];
9b2ab685
SH		 644};
645
646struct ib_uverbs_ex_create_qp_resp {
647 struct ib_uverbs_create_qp_resp base;
648 __u32 comp_mask;
649 __u32 response_length;
650};
651
652/*
653 * This struct needs to remain a multiple of 8 bytes to keep the
654 * alignment of the modify QP parameters.
655 */
656struct ib_uverbs_qp_dest {
657 __u8 dgid[16];
658 __u32 flow_label;
659 __u16 dlid;
660 __u16 reserved;
661 __u8 sgid_index;
662 __u8 hop_limit;
663 __u8 traffic_class;
664 __u8 sl;
665 __u8 src_path_bits;
666 __u8 static_rate;
667 __u8 is_global;
668 __u8 port_num;
669};
670
671struct ib_uverbs_query_qp {
672 __aligned_u64 response;
673 __u32 qp_handle;
674 __u32 attr_mask;
675 __aligned_u64 driver_data[0];
676};
677
678struct ib_uverbs_query_qp_resp {
679 struct ib_uverbs_qp_dest dest;
680 struct ib_uverbs_qp_dest alt_dest;
681 __u32 max_send_wr;
682 __u32 max_recv_wr;
683 __u32 max_send_sge;
684 __u32 max_recv_sge;
685 __u32 max_inline_data;
686 __u32 qkey;
687 __u32 rq_psn;
688 __u32 sq_psn;
689 __u32 dest_qp_num;
690 __u32 qp_access_flags;
691 __u16 pkey_index;
692 __u16 alt_pkey_index;
693 __u8 qp_state;
694 __u8 cur_qp_state;
695 __u8 path_mtu;
696 __u8 path_mig_state;
697 __u8 sq_draining;
698 __u8 max_rd_atomic;
699 __u8 max_dest_rd_atomic;
700 __u8 min_rnr_timer;
701 __u8 port_num;
702 __u8 timeout;
703 __u8 retry_cnt;
704 __u8 rnr_retry;
705 __u8 alt_port_num;
706 __u8 alt_timeout;
707 __u8 sq_sig_all;
708 __u8 reserved[5];
709 __aligned_u64 driver_data[0];
710};
711
712struct ib_uverbs_modify_qp {
713 struct ib_uverbs_qp_dest dest;
714 struct ib_uverbs_qp_dest alt_dest;
715 __u32 qp_handle;
716 __u32 attr_mask;
717 __u32 qkey;
718 __u32 rq_psn;
719 __u32 sq_psn;
720 __u32 dest_qp_num;
721 __u32 qp_access_flags;
722 __u16 pkey_index;
723 __u16 alt_pkey_index;
724 __u8 qp_state;
725 __u8 cur_qp_state;
726 __u8 path_mtu;
727 __u8 path_mig_state;
728 __u8 en_sqd_async_notify;
729 __u8 max_rd_atomic;
730 __u8 max_dest_rd_atomic;
731 __u8 min_rnr_timer;
732 __u8 port_num;
733 __u8 timeout;
734 __u8 retry_cnt;
735 __u8 rnr_retry;
736 __u8 alt_port_num;
737 __u8 alt_timeout;
738 __u8 reserved[2];
739 __aligned_u64 driver_data[0];
740};
741
742struct ib_uverbs_ex_modify_qp {
743 struct ib_uverbs_modify_qp base;
744 __u32 rate_limit;
745 __u32 reserved;
746};
747
9b2ab685
SH		 748struct ib_uverbs_ex_modify_qp_resp {
749 __u32 comp_mask;
750 __u32 response_length;
751};
752
753struct ib_uverbs_destroy_qp {
754 __aligned_u64 response;
755 __u32 qp_handle;
756 __u32 reserved;
757};
758
759struct ib_uverbs_destroy_qp_resp {
760 __u32 events_reported;
761};
762
763/*
764 * The ib_uverbs_sge structure isn't used anywhere, since we assume
765 * the ib_sge structure is packed the same way on 32-bit and 64-bit
766 * architectures in both kernel and user space. It's just here to
767 * document the ABI.
768 */
769struct ib_uverbs_sge {
770 __aligned_u64 addr;
771 __u32 length;
772 __u32 lkey;
773};
774
a9c49b8f
SH		 775enum ib_uverbs_wr_opcode {
776 IB_UVERBS_WR_RDMA_WRITE = 0,
777 IB_UVERBS_WR_RDMA_WRITE_WITH_IMM = 1,
778 IB_UVERBS_WR_SEND = 2,
779 IB_UVERBS_WR_SEND_WITH_IMM = 3,
780 IB_UVERBS_WR_RDMA_READ = 4,
781 IB_UVERBS_WR_ATOMIC_CMP_AND_SWP = 5,
782 IB_UVERBS_WR_ATOMIC_FETCH_AND_ADD = 6,
783 IB_UVERBS_WR_LOCAL_INV = 7,
784 IB_UVERBS_WR_BIND_MW = 8,
785 IB_UVERBS_WR_SEND_WITH_INV = 9,
786 IB_UVERBS_WR_TSO = 10,
787 IB_UVERBS_WR_RDMA_READ_WITH_INV = 11,
788 IB_UVERBS_WR_MASKED_ATOMIC_CMP_AND_SWP = 12,
789 IB_UVERBS_WR_MASKED_ATOMIC_FETCH_AND_ADD = 13,
790 /* Review enum ib_wr_opcode before modifying this */
791};
792
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SH		 793struct ib_uverbs_send_wr {
794 __aligned_u64 wr_id;
795 __u32 num_sge;
a9c49b8f 796 __u32 opcode; /* see enum ib_uverbs_wr_opcode */
9b2ab685
SH		 797 __u32 send_flags;
798 union {
799 __be32 imm_data;
800 __u32 invalidate_rkey;
801 } ex;
802 union {
803 struct {
804 __aligned_u64 remote_addr;
805 __u32 rkey;
806 __u32 reserved;
807 } rdma;
808 struct {
809 __aligned_u64 remote_addr;
810 __aligned_u64 compare_add;
811 __aligned_u64 swap;
812 __u32 rkey;
813 __u32 reserved;
814 } atomic;
815 struct {
816 __u32 ah;
817 __u32 remote_qpn;
818 __u32 remote_qkey;
819 __u32 reserved;
820 } ud;
821 } wr;
822};
823
824struct ib_uverbs_post_send {
825 __aligned_u64 response;
826 __u32 qp_handle;
827 __u32 wr_count;
828 __u32 sge_count;
829 __u32 wqe_size;
830 struct ib_uverbs_send_wr send_wr[0];
831};
832
833struct ib_uverbs_post_send_resp {
834 __u32 bad_wr;
835};
836
837struct ib_uverbs_recv_wr {
838 __aligned_u64 wr_id;
839 __u32 num_sge;
840 __u32 reserved;
841};
842
843struct ib_uverbs_post_recv {
844 __aligned_u64 response;
845 __u32 qp_handle;
846 __u32 wr_count;
847 __u32 sge_count;
848 __u32 wqe_size;
849 struct ib_uverbs_recv_wr recv_wr[0];
850};
851
852struct ib_uverbs_post_recv_resp {
853 __u32 bad_wr;
854};
855
856struct ib_uverbs_post_srq_recv {
857 __aligned_u64 response;
858 __u32 srq_handle;
859 __u32 wr_count;
860 __u32 sge_count;
861 __u32 wqe_size;
862 struct ib_uverbs_recv_wr recv[0];
863};
864
865struct ib_uverbs_post_srq_recv_resp {
866 __u32 bad_wr;
867};
868
869struct ib_uverbs_create_ah {
870 __aligned_u64 response;
871 __aligned_u64 user_handle;
872 __u32 pd_handle;
873 __u32 reserved;
874 struct ib_uverbs_ah_attr attr;
80e5ddec 875 __aligned_u64 driver_data[0];
9b2ab685
SH		 876};
877
878struct ib_uverbs_create_ah_resp {
879 __u32 ah_handle;
80e5ddec 880 __u32 driver_data[0];
9b2ab685
SH		 881};
882
883struct ib_uverbs_destroy_ah {
884 __u32 ah_handle;
885};
886
887struct ib_uverbs_attach_mcast {
888 __u8 gid[16];
889 __u32 qp_handle;
890 __u16 mlid;
891 __u16 reserved;
892 __aligned_u64 driver_data[0];
893};
894
895struct ib_uverbs_detach_mcast {
896 __u8 gid[16];
897 __u32 qp_handle;
898 __u16 mlid;
899 __u16 reserved;
900 __aligned_u64 driver_data[0];
901};
902
903struct ib_uverbs_flow_spec_hdr {
904 __u32 type;
905 __u16 size;
906 __u16 reserved;
907 /* followed by flow_spec */
908 __aligned_u64 flow_spec_data[0];
909};
910
911struct ib_uverbs_flow_eth_filter {
912 __u8 dst_mac[6];
913 __u8 src_mac[6];
914 __be16 ether_type;
915 __be16 vlan_tag;
916};
917
918struct ib_uverbs_flow_spec_eth {
919 union {
920 struct ib_uverbs_flow_spec_hdr hdr;
921 struct {
922 __u32 type;
923 __u16 size;
924 __u16 reserved;
925 };
926 };
927 struct ib_uverbs_flow_eth_filter val;
928 struct ib_uverbs_flow_eth_filter mask;
929};
930
931struct ib_uverbs_flow_ipv4_filter {
932 __be32 src_ip;
933 __be32 dst_ip;
934 __u8 proto;
935 __u8 tos;
936 __u8 ttl;
937 __u8 flags;
938};
939
940struct ib_uverbs_flow_spec_ipv4 {
941 union {
942 struct ib_uverbs_flow_spec_hdr hdr;
943 struct {
944 __u32 type;
945 __u16 size;
946 __u16 reserved;
947 };
948 };
949 struct ib_uverbs_flow_ipv4_filter val;
950 struct ib_uverbs_flow_ipv4_filter mask;
951};
952
953struct ib_uverbs_flow_tcp_udp_filter {
954 __be16 dst_port;
955 __be16 src_port;
956};
957
958struct ib_uverbs_flow_spec_tcp_udp {
959 union {
960 struct ib_uverbs_flow_spec_hdr hdr;
961 struct {
962 __u32 type;
963 __u16 size;
964 __u16 reserved;
965 };
966 };
967 struct ib_uverbs_flow_tcp_udp_filter val;
968 struct ib_uverbs_flow_tcp_udp_filter mask;
969};
970
971struct ib_uverbs_flow_ipv6_filter {
972 __u8 src_ip[16];
973 __u8 dst_ip[16];
974 __be32 flow_label;
975 __u8 next_hdr;
976 __u8 traffic_class;
977 __u8 hop_limit;
978 __u8 reserved;
979};
980
981struct ib_uverbs_flow_spec_ipv6 {
982 union {
983 struct ib_uverbs_flow_spec_hdr hdr;
984 struct {
985 __u32 type;
986 __u16 size;
987 __u16 reserved;
988 };
989 };
990 struct ib_uverbs_flow_ipv6_filter val;
991 struct ib_uverbs_flow_ipv6_filter mask;
992};
993
994struct ib_uverbs_flow_spec_action_tag {
995 union {
996 struct ib_uverbs_flow_spec_hdr hdr;
997 struct {
998 __u32 type;
999 __u16 size;
1000 __u16 reserved;
1001 };
1002 };
1003 __u32 tag_id;
1004 __u32 reserved1;
1005};
1006
1007struct ib_uverbs_flow_spec_action_drop {
1008 union {
1009 struct ib_uverbs_flow_spec_hdr hdr;
1010 struct {
1011 __u32 type;
1012 __u16 size;
1013 __u16 reserved;
1014 };
1015 };
1016};
1017
1018struct ib_uverbs_flow_spec_action_handle {
1019 union {
1020 struct ib_uverbs_flow_spec_hdr hdr;
1021 struct {
1022 __u32 type;
1023 __u16 size;
1024 __u16 reserved;
1025 };
1026 };
1027 __u32 handle;
1028 __u32 reserved1;
1029};
1030
7327f785
SH		 1031struct ib_uverbs_flow_spec_action_count {
1032 union {
1033 struct ib_uverbs_flow_spec_hdr hdr;
1034 struct {
1035 __u32 type;
1036 __u16 size;
1037 __u16 reserved;
1038 };
1039 };
1040 __u32 handle;
1041 __u32 reserved1;
1042};
1043
9b2ab685
SH		 1044struct ib_uverbs_flow_tunnel_filter {
1045 __be32 tunnel_id;
1046};
1047
1048struct ib_uverbs_flow_spec_tunnel {
1049 union {
1050 struct ib_uverbs_flow_spec_hdr hdr;
1051 struct {
1052 __u32 type;
1053 __u16 size;
1054 __u16 reserved;
1055 };
1056 };
1057 struct ib_uverbs_flow_tunnel_filter val;
1058 struct ib_uverbs_flow_tunnel_filter mask;
1059};
1060
1061struct ib_uverbs_flow_spec_esp_filter {
1062 __u32 spi;
1063 __u32 seq;
1064};
1065
1066struct ib_uverbs_flow_spec_esp {
1067 union {
1068 struct ib_uverbs_flow_spec_hdr hdr;
1069 struct {
1070 __u32 type;
1071 __u16 size;
1072 __u16 reserved;
1073 };
1074 };
1075 struct ib_uverbs_flow_spec_esp_filter val;
1076 struct ib_uverbs_flow_spec_esp_filter mask;
1077};
1078
7327f785
SH		 1079struct ib_uverbs_flow_gre_filter {
1080 /* c_ks_res0_ver field is bits 0-15 in offset 0 of a standard GRE header:
1081 * bit 0 - C - checksum bit.
1082 * bit 1 - reserved. set to 0.
1083 * bit 2 - key bit.
1084 * bit 3 - sequence number bit.
1085 * bits 4:12 - reserved. set to 0.
1086 * bits 13:15 - GRE version.
1087 */
1088 __be16 c_ks_res0_ver;
1089 __be16 protocol;
1090 __be32 key;
1091};
1092
1093struct ib_uverbs_flow_spec_gre {
1094 union {
1095 struct ib_uverbs_flow_spec_hdr hdr;
1096 struct {
1097 __u32 type;
1098 __u16 size;
1099 __u16 reserved;
1100 };
1101 };
1102 struct ib_uverbs_flow_gre_filter val;
1103 struct ib_uverbs_flow_gre_filter mask;
1104};
1105
1106struct ib_uverbs_flow_mpls_filter {
1107 /* The field includes the entire MPLS label:
1108 * bits 0:19 - label field.
1109 * bits 20:22 - traffic class field.
1110 * bits 23 - bottom of stack bit.
1111 * bits 24:31 - ttl field.
1112 */
1113 __be32 label;
1114};
1115
1116struct ib_uverbs_flow_spec_mpls {
1117 union {
1118 struct ib_uverbs_flow_spec_hdr hdr;
1119 struct {
1120 __u32 type;
1121 __u16 size;
1122 __u16 reserved;
1123 };
1124 };
1125 struct ib_uverbs_flow_mpls_filter val;
1126 struct ib_uverbs_flow_mpls_filter mask;
1127};
1128
9b2ab685
SH		 1129struct ib_uverbs_flow_attr {
1130 __u32 type;
1131 __u16 size;
1132 __u16 priority;
1133 __u8 num_of_specs;
1134 __u8 reserved[2];
1135 __u8 port;
1136 __u32 flags;
1137 /* Following are the optional layers according to user request
1138 * struct ib_flow_spec_xxx
1139 * struct ib_flow_spec_yyy
1140 */
1141 struct ib_uverbs_flow_spec_hdr flow_specs[0];
1142};
1143
1144struct ib_uverbs_create_flow {
1145 __u32 comp_mask;
1146 __u32 qp_handle;
1147 struct ib_uverbs_flow_attr flow_attr;
1148};
1149
1150struct ib_uverbs_create_flow_resp {
1151 __u32 comp_mask;
1152 __u32 flow_handle;
1153};
1154
1155struct ib_uverbs_destroy_flow {
1156 __u32 comp_mask;
1157 __u32 flow_handle;
1158};
1159
1160struct ib_uverbs_create_srq {
1161 __aligned_u64 response;
1162 __aligned_u64 user_handle;
1163 __u32 pd_handle;
1164 __u32 max_wr;
1165 __u32 max_sge;
1166 __u32 srq_limit;
1167 __aligned_u64 driver_data[0];
1168};
1169
1170struct ib_uverbs_create_xsrq {
1171 __aligned_u64 response;
1172 __aligned_u64 user_handle;
1173 __u32 srq_type;
1174 __u32 pd_handle;
1175 __u32 max_wr;
1176 __u32 max_sge;
1177 __u32 srq_limit;
1178 __u32 max_num_tags;
1179 __u32 xrcd_handle;
1180 __u32 cq_handle;
1181 __aligned_u64 driver_data[0];
1182};
1183
1184struct ib_uverbs_create_srq_resp {
1185 __u32 srq_handle;
1186 __u32 max_wr;
1187 __u32 max_sge;
1188 __u32 srqn;
80e5ddec 1189 __u32 driver_data[0];
9b2ab685
SH		 1190};
1191
1192struct ib_uverbs_modify_srq {
1193 __u32 srq_handle;
1194 __u32 attr_mask;
1195 __u32 max_wr;
1196 __u32 srq_limit;
1197 __aligned_u64 driver_data[0];
1198};
1199
1200struct ib_uverbs_query_srq {
1201 __aligned_u64 response;
1202 __u32 srq_handle;
1203 __u32 reserved;
1204 __aligned_u64 driver_data[0];
1205};
1206
1207struct ib_uverbs_query_srq_resp {
1208 __u32 max_wr;
1209 __u32 max_sge;
1210 __u32 srq_limit;
1211 __u32 reserved;
1212};
1213
1214struct ib_uverbs_destroy_srq {
1215 __aligned_u64 response;
1216 __u32 srq_handle;
1217 __u32 reserved;
1218};
1219
1220struct ib_uverbs_destroy_srq_resp {
1221 __u32 events_reported;
1222};
1223
1224struct ib_uverbs_ex_create_wq {
1225 __u32 comp_mask;
1226 __u32 wq_type;
1227 __aligned_u64 user_handle;
1228 __u32 pd_handle;
1229 __u32 cq_handle;
1230 __u32 max_wr;
1231 __u32 max_sge;
1232 __u32 create_flags; /* Use enum ib_wq_flags */
1233 __u32 reserved;
1234};
1235
1236struct ib_uverbs_ex_create_wq_resp {
1237 __u32 comp_mask;
1238 __u32 response_length;
1239 __u32 wq_handle;
1240 __u32 max_wr;
1241 __u32 max_sge;
1242 __u32 wqn;
1243};
1244
1245struct ib_uverbs_ex_destroy_wq {
1246 __u32 comp_mask;
1247 __u32 wq_handle;
1248};
1249
1250struct ib_uverbs_ex_destroy_wq_resp {
1251 __u32 comp_mask;
1252 __u32 response_length;
1253 __u32 events_reported;
1254 __u32 reserved;
1255};
1256
1257struct ib_uverbs_ex_modify_wq {
1258 __u32 attr_mask;
1259 __u32 wq_handle;
1260 __u32 wq_state;
1261 __u32 curr_wq_state;
1262 __u32 flags; /* Use enum ib_wq_flags */
1263 __u32 flags_mask; /* Use enum ib_wq_flags */
1264};
1265
1266/* Prevent memory allocation rather than max expected size */
1267#define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d
1268struct ib_uverbs_ex_create_rwq_ind_table {
1269 __u32 comp_mask;
1270 __u32 log_ind_tbl_size;
1271 /* Following are the wq handles according to log_ind_tbl_size
1272 * wq_handle1
1273 * wq_handle2
1274 */
1275 __u32 wq_handles[0];
1276};
1277
1278struct ib_uverbs_ex_create_rwq_ind_table_resp {
1279 __u32 comp_mask;
1280 __u32 response_length;
1281 __u32 ind_tbl_handle;
1282 __u32 ind_tbl_num;
1283};
1284
1285struct ib_uverbs_ex_destroy_rwq_ind_table {
1286 __u32 comp_mask;
1287 __u32 ind_tbl_handle;
1288};
1289
1290struct ib_uverbs_cq_moderation {
1291 __u16 cq_count;
1292 __u16 cq_period;
1293};
1294
1295struct ib_uverbs_ex_modify_cq {
1296 __u32 cq_handle;
1297 __u32 attr_mask;
1298 struct ib_uverbs_cq_moderation attr;
1299 __u32 reserved;
1300};
1301
1302#define IB_DEVICE_NAME_MAX 64
1303
1304#endif /* IB_USER_VERBS_H */
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