1/*
2 * Copyright (c) 2005 Topspin Communications.  All rights reserved.
3 * Copyright (c) 2005, 2006 Cisco Systems.  All rights reserved.
4 * Copyright (c) 2005 PathScale, Inc.  All rights reserved.
5 * Copyright (c) 2006 Mellanox Technologies.  All rights reserved.
6 *
7 * This software is available to you under a choice of one of two
8 * licenses.  You may choose to be licensed under the terms of the GNU
9 * General Public License (GPL) Version 2, available from the file
10 * COPYING in the main directory of this source tree, or the
11 * OpenIB.org BSD license below:
12 *
13 *     Redistribution and use in source and binary forms, with or
14 *     without modification, are permitted provided that the following
15 *     conditions are met:
16 *
17 *      - Redistributions of source code must retain the above
18 *        copyright notice, this list of conditions and the following
19 *        disclaimer.
20 *
21 *      - Redistributions in binary form must reproduce the above
22 *        copyright notice, this list of conditions and the following
23 *        disclaimer in the documentation and/or other materials
24 *        provided with the distribution.
25 *
26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 * SOFTWARE.
34 */
35
36#ifndef IB_USER_VERBS_H
37#define IB_USER_VERBS_H
38
39#include <linux/types.h>
40
41/*
42 * Increment this value if any changes that break userspace ABI
43 * compatibility are made.
44 */
45#define IB_USER_VERBS_ABI_VERSION	6
46#define IB_USER_VERBS_CMD_THRESHOLD    50
47
48enum {
49	IB_USER_VERBS_CMD_GET_CONTEXT,
50	IB_USER_VERBS_CMD_QUERY_DEVICE,
51	IB_USER_VERBS_CMD_QUERY_PORT,
52	IB_USER_VERBS_CMD_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,
66	IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
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,
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,
85	IB_USER_VERBS_CMD_POST_SRQ_RECV,
86	IB_USER_VERBS_CMD_OPEN_XRCD,
87	IB_USER_VERBS_CMD_CLOSE_XRCD,
88	IB_USER_VERBS_CMD_CREATE_XSRQ,
89	IB_USER_VERBS_CMD_OPEN_QP,
90};
91
92enum {
93	IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD,
94	IB_USER_VERBS_EX_CMD_DESTROY_FLOW
95};
96
97/*
98 * Make sure that all structs defined in this file remain laid out so
99 * that they pack the same way on 32-bit and 64-bit architectures (to
100 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
101 * Specifically:
102 *  - Do not use pointer types -- pass pointers in __u64 instead.
103 *  - Make sure that any structure larger than 4 bytes is padded to a
104 *    multiple of 8 bytes.  Otherwise the structure size will be
105 *    different between 32-bit and 64-bit architectures.
106 */
107
108struct ib_uverbs_async_event_desc {
109	__u64 element;
110	__u32 event_type;	/* enum ib_event_type */
111	__u32 reserved;
112};
113
114struct ib_uverbs_comp_event_desc {
115	__u64 cq_handle;
116};
117
118/*
119 * All commands from userspace should start with a __u32 command field
120 * followed by __u16 in_words and out_words fields (which give the
121 * length of the command block and response buffer if any in 32-bit
122 * words).  The kernel driver will read these fields first and read
123 * the rest of the command struct based on these value.
124 */
125
126#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff
127#define IB_USER_VERBS_CMD_FLAGS_MASK 0xff000000u
128#define IB_USER_VERBS_CMD_FLAGS_SHIFT 24
129
130#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80
131
132struct ib_uverbs_cmd_hdr {
133	__u32 command;
134	__u16 in_words;
135	__u16 out_words;
136};
137
138struct ib_uverbs_ex_cmd_hdr {
139	__u64 response;
140	__u16 provider_in_words;
141	__u16 provider_out_words;
142	__u32 cmd_hdr_reserved;
143};
144
145struct ib_uverbs_get_context {
146	__u64 response;
147	__u64 driver_data[0];
148};
149
150struct ib_uverbs_get_context_resp {
151	__u32 async_fd;
152	__u32 num_comp_vectors;
153};
154
155struct ib_uverbs_query_device {
156	__u64 response;
157	__u64 driver_data[0];
158};
159
160struct ib_uverbs_query_device_resp {
161	__u64 fw_ver;
162	__be64 node_guid;
163	__be64 sys_image_guid;
164	__u64 max_mr_size;
165	__u64 page_size_cap;
166	__u32 vendor_id;
167	__u32 vendor_part_id;
168	__u32 hw_ver;
169	__u32 max_qp;
170	__u32 max_qp_wr;
171	__u32 device_cap_flags;
172	__u32 max_sge;
173	__u32 max_sge_rd;
174	__u32 max_cq;
175	__u32 max_cqe;
176	__u32 max_mr;
177	__u32 max_pd;
178	__u32 max_qp_rd_atom;
179	__u32 max_ee_rd_atom;
180	__u32 max_res_rd_atom;
181	__u32 max_qp_init_rd_atom;
182	__u32 max_ee_init_rd_atom;
183	__u32 atomic_cap;
184	__u32 max_ee;
185	__u32 max_rdd;
186	__u32 max_mw;
187	__u32 max_raw_ipv6_qp;
188	__u32 max_raw_ethy_qp;
189	__u32 max_mcast_grp;
190	__u32 max_mcast_qp_attach;
191	__u32 max_total_mcast_qp_attach;
192	__u32 max_ah;
193	__u32 max_fmr;
194	__u32 max_map_per_fmr;
195	__u32 max_srq;
196	__u32 max_srq_wr;
197	__u32 max_srq_sge;
198	__u16 max_pkeys;
199	__u8  local_ca_ack_delay;
200	__u8  phys_port_cnt;
201	__u8  reserved[4];
202};
203
204struct ib_uverbs_query_port {
205	__u64 response;
206	__u8  port_num;
207	__u8  reserved[7];
208	__u64 driver_data[0];
209};
210
211struct ib_uverbs_query_port_resp {
212	__u32 port_cap_flags;
213	__u32 max_msg_sz;
214	__u32 bad_pkey_cntr;
215	__u32 qkey_viol_cntr;
216	__u32 gid_tbl_len;
217	__u16 pkey_tbl_len;
218	__u16 lid;
219	__u16 sm_lid;
220	__u8  state;
221	__u8  max_mtu;
222	__u8  active_mtu;
223	__u8  lmc;
224	__u8  max_vl_num;
225	__u8  sm_sl;
226	__u8  subnet_timeout;
227	__u8  init_type_reply;
228	__u8  active_width;
229	__u8  active_speed;
230	__u8  phys_state;
231	__u8  link_layer;
232	__u8  reserved[2];
233};
234
235struct ib_uverbs_alloc_pd {
236	__u64 response;
237	__u64 driver_data[0];
238};
239
240struct ib_uverbs_alloc_pd_resp {
241	__u32 pd_handle;
242};
243
244struct ib_uverbs_dealloc_pd {
245	__u32 pd_handle;
246};
247
248struct ib_uverbs_open_xrcd {
249	__u64 response;
250	__u32 fd;
251	__u32 oflags;
252	__u64 driver_data[0];
253};
254
255struct ib_uverbs_open_xrcd_resp {
256	__u32 xrcd_handle;
257};
258
259struct ib_uverbs_close_xrcd {
260	__u32 xrcd_handle;
261};
262
263struct ib_uverbs_reg_mr {
264	__u64 response;
265	__u64 start;
266	__u64 length;
267	__u64 hca_va;
268	__u32 pd_handle;
269	__u32 access_flags;
270	__u64 driver_data[0];
271};
272
273struct ib_uverbs_reg_mr_resp {
274	__u32 mr_handle;
275	__u32 lkey;
276	__u32 rkey;
277};
278
279struct ib_uverbs_rereg_mr {
280	__u64 response;
281	__u32 mr_handle;
282	__u32 flags;
283	__u64 start;
284	__u64 length;
285	__u64 hca_va;
286	__u32 pd_handle;
287	__u32 access_flags;
288};
289
290struct ib_uverbs_rereg_mr_resp {
291	__u32 lkey;
292	__u32 rkey;
293};
294
295struct ib_uverbs_dereg_mr {
296	__u32 mr_handle;
297};
298
299struct ib_uverbs_alloc_mw {
300	__u64 response;
301	__u32 pd_handle;
302	__u8  mw_type;
303	__u8  reserved[3];
304};
305
306struct ib_uverbs_alloc_mw_resp {
307	__u32 mw_handle;
308	__u32 rkey;
309};
310
311struct ib_uverbs_dealloc_mw {
312	__u32 mw_handle;
313};
314
315struct ib_uverbs_create_comp_channel {
316	__u64 response;
317};
318
319struct ib_uverbs_create_comp_channel_resp {
320	__u32 fd;
321};
322
323struct ib_uverbs_create_cq {
324	__u64 response;
325	__u64 user_handle;
326	__u32 cqe;
327	__u32 comp_vector;
328	__s32 comp_channel;
329	__u32 reserved;
330	__u64 driver_data[0];
331};
332
333struct ib_uverbs_create_cq_resp {
334	__u32 cq_handle;
335	__u32 cqe;
336};
337
338struct ib_uverbs_resize_cq {
339	__u64 response;
340	__u32 cq_handle;
341	__u32 cqe;
342	__u64 driver_data[0];
343};
344
345struct ib_uverbs_resize_cq_resp {
346	__u32 cqe;
347	__u32 reserved;
348	__u64 driver_data[0];
349};
350
351struct ib_uverbs_poll_cq {
352	__u64 response;
353	__u32 cq_handle;
354	__u32 ne;
355};
356
357struct ib_uverbs_wc {
358	__u64 wr_id;
359	__u32 status;
360	__u32 opcode;
361	__u32 vendor_err;
362	__u32 byte_len;
363	union {
364		__u32 imm_data;
365		__u32 invalidate_rkey;
366	} ex;
367	__u32 qp_num;
368	__u32 src_qp;
369	__u32 wc_flags;
370	__u16 pkey_index;
371	__u16 slid;
372	__u8 sl;
373	__u8 dlid_path_bits;
374	__u8 port_num;
375	__u8 reserved;
376};
377
378struct ib_uverbs_poll_cq_resp {
379	__u32 count;
380	__u32 reserved;
381	struct ib_uverbs_wc wc[0];
382};
383
384struct ib_uverbs_req_notify_cq {
385	__u32 cq_handle;
386	__u32 solicited_only;
387};
388
389struct ib_uverbs_destroy_cq {
390	__u64 response;
391	__u32 cq_handle;
392	__u32 reserved;
393};
394
395struct ib_uverbs_destroy_cq_resp {
396	__u32 comp_events_reported;
397	__u32 async_events_reported;
398};
399
400struct ib_uverbs_global_route {
401	__u8  dgid[16];
402	__u32 flow_label;
403	__u8  sgid_index;
404	__u8  hop_limit;
405	__u8  traffic_class;
406	__u8  reserved;
407};
408
409struct ib_uverbs_ah_attr {
410	struct ib_uverbs_global_route grh;
411	__u16 dlid;
412	__u8  sl;
413	__u8  src_path_bits;
414	__u8  static_rate;
415	__u8  is_global;
416	__u8  port_num;
417	__u8  reserved;
418};
419
420struct ib_uverbs_qp_attr {
421	__u32	qp_attr_mask;
422	__u32	qp_state;
423	__u32	cur_qp_state;
424	__u32	path_mtu;
425	__u32	path_mig_state;
426	__u32	qkey;
427	__u32	rq_psn;
428	__u32	sq_psn;
429	__u32	dest_qp_num;
430	__u32	qp_access_flags;
431
432	struct ib_uverbs_ah_attr ah_attr;
433	struct ib_uverbs_ah_attr alt_ah_attr;
434
435	/* ib_qp_cap */
436	__u32	max_send_wr;
437	__u32	max_recv_wr;
438	__u32	max_send_sge;
439	__u32	max_recv_sge;
440	__u32	max_inline_data;
441
442	__u16	pkey_index;
443	__u16	alt_pkey_index;
444	__u8	en_sqd_async_notify;
445	__u8	sq_draining;
446	__u8	max_rd_atomic;
447	__u8	max_dest_rd_atomic;
448	__u8	min_rnr_timer;
449	__u8	port_num;
450	__u8	timeout;
451	__u8	retry_cnt;
452	__u8	rnr_retry;
453	__u8	alt_port_num;
454	__u8	alt_timeout;
455	__u8	reserved[5];
456};
457
458struct ib_uverbs_create_qp {
459	__u64 response;
460	__u64 user_handle;
461	__u32 pd_handle;
462	__u32 send_cq_handle;
463	__u32 recv_cq_handle;
464	__u32 srq_handle;
465	__u32 max_send_wr;
466	__u32 max_recv_wr;
467	__u32 max_send_sge;
468	__u32 max_recv_sge;
469	__u32 max_inline_data;
470	__u8  sq_sig_all;
471	__u8  qp_type;
472	__u8  is_srq;
473	__u8  reserved;
474	__u64 driver_data[0];
475};
476
477struct ib_uverbs_open_qp {
478	__u64 response;
479	__u64 user_handle;
480	__u32 pd_handle;
481	__u32 qpn;
482	__u8  qp_type;
483	__u8  reserved[7];
484	__u64 driver_data[0];
485};
486
487/* also used for open response */
488struct ib_uverbs_create_qp_resp {
489	__u32 qp_handle;
490	__u32 qpn;
491	__u32 max_send_wr;
492	__u32 max_recv_wr;
493	__u32 max_send_sge;
494	__u32 max_recv_sge;
495	__u32 max_inline_data;
496	__u32 reserved;
497};
498
499/*
500 * This struct needs to remain a multiple of 8 bytes to keep the
501 * alignment of the modify QP parameters.
502 */
503struct ib_uverbs_qp_dest {
504	__u8  dgid[16];
505	__u32 flow_label;
506	__u16 dlid;
507	__u16 reserved;
508	__u8  sgid_index;
509	__u8  hop_limit;
510	__u8  traffic_class;
511	__u8  sl;
512	__u8  src_path_bits;
513	__u8  static_rate;
514	__u8  is_global;
515	__u8  port_num;
516};
517
518struct ib_uverbs_query_qp {
519	__u64 response;
520	__u32 qp_handle;
521	__u32 attr_mask;
522	__u64 driver_data[0];
523};
524
525struct ib_uverbs_query_qp_resp {
526	struct ib_uverbs_qp_dest dest;
527	struct ib_uverbs_qp_dest alt_dest;
528	__u32 max_send_wr;
529	__u32 max_recv_wr;
530	__u32 max_send_sge;
531	__u32 max_recv_sge;
532	__u32 max_inline_data;
533	__u32 qkey;
534	__u32 rq_psn;
535	__u32 sq_psn;
536	__u32 dest_qp_num;
537	__u32 qp_access_flags;
538	__u16 pkey_index;
539	__u16 alt_pkey_index;
540	__u8  qp_state;
541	__u8  cur_qp_state;
542	__u8  path_mtu;
543	__u8  path_mig_state;
544	__u8  sq_draining;
545	__u8  max_rd_atomic;
546	__u8  max_dest_rd_atomic;
547	__u8  min_rnr_timer;
548	__u8  port_num;
549	__u8  timeout;
550	__u8  retry_cnt;
551	__u8  rnr_retry;
552	__u8  alt_port_num;
553	__u8  alt_timeout;
554	__u8  sq_sig_all;
555	__u8  reserved[5];
556	__u64 driver_data[0];
557};
558
559struct ib_uverbs_modify_qp {
560	struct ib_uverbs_qp_dest dest;
561	struct ib_uverbs_qp_dest alt_dest;
562	__u32 qp_handle;
563	__u32 attr_mask;
564	__u32 qkey;
565	__u32 rq_psn;
566	__u32 sq_psn;
567	__u32 dest_qp_num;
568	__u32 qp_access_flags;
569	__u16 pkey_index;
570	__u16 alt_pkey_index;
571	__u8  qp_state;
572	__u8  cur_qp_state;
573	__u8  path_mtu;
574	__u8  path_mig_state;
575	__u8  en_sqd_async_notify;
576	__u8  max_rd_atomic;
577	__u8  max_dest_rd_atomic;
578	__u8  min_rnr_timer;
579	__u8  port_num;
580	__u8  timeout;
581	__u8  retry_cnt;
582	__u8  rnr_retry;
583	__u8  alt_port_num;
584	__u8  alt_timeout;
585	__u8  reserved[2];
586	__u64 driver_data[0];
587};
588
589struct ib_uverbs_modify_qp_resp {
590};
591
592struct ib_uverbs_destroy_qp {
593	__u64 response;
594	__u32 qp_handle;
595	__u32 reserved;
596};
597
598struct ib_uverbs_destroy_qp_resp {
599	__u32 events_reported;
600};
601
602/*
603 * The ib_uverbs_sge structure isn't used anywhere, since we assume
604 * the ib_sge structure is packed the same way on 32-bit and 64-bit
605 * architectures in both kernel and user space.  It's just here to
606 * document the ABI.
607 */
608struct ib_uverbs_sge {
609	__u64 addr;
610	__u32 length;
611	__u32 lkey;
612};
613
614struct ib_uverbs_send_wr {
615	__u64 wr_id;
616	__u32 num_sge;
617	__u32 opcode;
618	__u32 send_flags;
619	union {
620		__u32 imm_data;
621		__u32 invalidate_rkey;
622	} ex;
623	union {
624		struct {
625			__u64 remote_addr;
626			__u32 rkey;
627			__u32 reserved;
628		} rdma;
629		struct {
630			__u64 remote_addr;
631			__u64 compare_add;
632			__u64 swap;
633			__u32 rkey;
634			__u32 reserved;
635		} atomic;
636		struct {
637			__u32 ah;
638			__u32 remote_qpn;
639			__u32 remote_qkey;
640			__u32 reserved;
641		} ud;
642	} wr;
643};
644
645struct ib_uverbs_post_send {
646	__u64 response;
647	__u32 qp_handle;
648	__u32 wr_count;
649	__u32 sge_count;
650	__u32 wqe_size;
651	struct ib_uverbs_send_wr send_wr[0];
652};
653
654struct ib_uverbs_post_send_resp {
655	__u32 bad_wr;
656};
657
658struct ib_uverbs_recv_wr {
659	__u64 wr_id;
660	__u32 num_sge;
661	__u32 reserved;
662};
663
664struct ib_uverbs_post_recv {
665	__u64 response;
666	__u32 qp_handle;
667	__u32 wr_count;
668	__u32 sge_count;
669	__u32 wqe_size;
670	struct ib_uverbs_recv_wr recv_wr[0];
671};
672
673struct ib_uverbs_post_recv_resp {
674	__u32 bad_wr;
675};
676
677struct ib_uverbs_post_srq_recv {
678	__u64 response;
679	__u32 srq_handle;
680	__u32 wr_count;
681	__u32 sge_count;
682	__u32 wqe_size;
683	struct ib_uverbs_recv_wr recv[0];
684};
685
686struct ib_uverbs_post_srq_recv_resp {
687	__u32 bad_wr;
688};
689
690struct ib_uverbs_create_ah {
691	__u64 response;
692	__u64 user_handle;
693	__u32 pd_handle;
694	__u32 reserved;
695	struct ib_uverbs_ah_attr attr;
696};
697
698struct ib_uverbs_create_ah_resp {
699	__u32 ah_handle;
700};
701
702struct ib_uverbs_destroy_ah {
703	__u32 ah_handle;
704};
705
706struct ib_uverbs_attach_mcast {
707	__u8  gid[16];
708	__u32 qp_handle;
709	__u16 mlid;
710	__u16 reserved;
711	__u64 driver_data[0];
712};
713
714struct ib_uverbs_detach_mcast {
715	__u8  gid[16];
716	__u32 qp_handle;
717	__u16 mlid;
718	__u16 reserved;
719	__u64 driver_data[0];
720};
721
722struct ib_uverbs_flow_spec_hdr {
723	__u32 type;
724	__u16 size;
725	__u16 reserved;
726	/* followed by flow_spec */
727	__u64 flow_spec_data[0];
728};
729
730struct ib_uverbs_flow_eth_filter {
731	__u8  dst_mac[6];
732	__u8  src_mac[6];
733	__be16 ether_type;
734	__be16 vlan_tag;
735};
736
737struct ib_uverbs_flow_spec_eth {
738	union {
739		struct ib_uverbs_flow_spec_hdr hdr;
740		struct {
741			__u32 type;
742			__u16 size;
743			__u16 reserved;
744		};
745	};
746	struct ib_uverbs_flow_eth_filter val;
747	struct ib_uverbs_flow_eth_filter mask;
748};
749
750struct ib_uverbs_flow_ipv4_filter {
751	__be32 src_ip;
752	__be32 dst_ip;
753};
754
755struct ib_uverbs_flow_spec_ipv4 {
756	union {
757		struct ib_uverbs_flow_spec_hdr hdr;
758		struct {
759			__u32 type;
760			__u16 size;
761			__u16 reserved;
762		};
763	};
764	struct ib_uverbs_flow_ipv4_filter val;
765	struct ib_uverbs_flow_ipv4_filter mask;
766};
767
768struct ib_uverbs_flow_tcp_udp_filter {
769	__be16 dst_port;
770	__be16 src_port;
771};
772
773struct ib_uverbs_flow_spec_tcp_udp {
774	union {
775		struct ib_uverbs_flow_spec_hdr hdr;
776		struct {
777			__u32 type;
778			__u16 size;
779			__u16 reserved;
780		};
781	};
782	struct ib_uverbs_flow_tcp_udp_filter val;
783	struct ib_uverbs_flow_tcp_udp_filter mask;
784};
785
786struct ib_uverbs_flow_attr {
787	__u32 type;
788	__u16 size;
789	__u16 priority;
790	__u8  num_of_specs;
791	__u8  reserved[2];
792	__u8  port;
793	__u32 flags;
794	/* Following are the optional layers according to user request
795	 * struct ib_flow_spec_xxx
796	 * struct ib_flow_spec_yyy
797	 */
798	struct ib_uverbs_flow_spec_hdr flow_specs[0];
799};
800
801struct ib_uverbs_create_flow  {
802	__u32 comp_mask;
803	__u32 qp_handle;
804	struct ib_uverbs_flow_attr flow_attr;
805};
806
807struct ib_uverbs_create_flow_resp {
808	__u32 comp_mask;
809	__u32 flow_handle;
810};
811
812struct ib_uverbs_destroy_flow  {
813	__u32 comp_mask;
814	__u32 flow_handle;
815};
816
817struct ib_uverbs_create_srq {
818	__u64 response;
819	__u64 user_handle;
820	__u32 pd_handle;
821	__u32 max_wr;
822	__u32 max_sge;
823	__u32 srq_limit;
824	__u64 driver_data[0];
825};
826
827struct ib_uverbs_create_xsrq {
828	__u64 response;
829	__u64 user_handle;
830	__u32 srq_type;
831	__u32 pd_handle;
832	__u32 max_wr;
833	__u32 max_sge;
834	__u32 srq_limit;
835	__u32 reserved;
836	__u32 xrcd_handle;
837	__u32 cq_handle;
838	__u64 driver_data[0];
839};
840
841struct ib_uverbs_create_srq_resp {
842	__u32 srq_handle;
843	__u32 max_wr;
844	__u32 max_sge;
845	__u32 srqn;
846};
847
848struct ib_uverbs_modify_srq {
849	__u32 srq_handle;
850	__u32 attr_mask;
851	__u32 max_wr;
852	__u32 srq_limit;
853	__u64 driver_data[0];
854};
855
856struct ib_uverbs_query_srq {
857	__u64 response;
858	__u32 srq_handle;
859	__u32 reserved;
860	__u64 driver_data[0];
861};
862
863struct ib_uverbs_query_srq_resp {
864	__u32 max_wr;
865	__u32 max_sge;
866	__u32 srq_limit;
867	__u32 reserved;
868};
869
870struct ib_uverbs_destroy_srq {
871	__u64 response;
872	__u32 srq_handle;
873	__u32 reserved;
874};
875
876struct ib_uverbs_destroy_srq_resp {
877	__u32 events_reported;
878};
879
880#endif /* IB_USER_VERBS_H */
881