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.
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:
13 * Redistribution and use in source and binary forms, with or
14 * without modification, are permitted provided that the following
17 * - Redistributions of source code must retain the above
18 * copyright notice, this list of conditions and the following
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.
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
36 #ifndef IB_USER_VERBS_H
37 #define IB_USER_VERBS_H
39 #include <linux/types.h>
42 * Increment this value if any changes that break userspace ABI
43 * compatibility are made.
45 #define IB_USER_VERBS_ABI_VERSION 6
48 IB_USER_VERBS_CMD_GET_CONTEXT,
49 IB_USER_VERBS_CMD_QUERY_DEVICE,
50 IB_USER_VERBS_CMD_QUERY_PORT,
51 IB_USER_VERBS_CMD_ALLOC_PD,
52 IB_USER_VERBS_CMD_DEALLOC_PD,
53 IB_USER_VERBS_CMD_CREATE_AH,
54 IB_USER_VERBS_CMD_MODIFY_AH,
55 IB_USER_VERBS_CMD_QUERY_AH,
56 IB_USER_VERBS_CMD_DESTROY_AH,
57 IB_USER_VERBS_CMD_REG_MR,
58 IB_USER_VERBS_CMD_REG_SMR,
59 IB_USER_VERBS_CMD_REREG_MR,
60 IB_USER_VERBS_CMD_QUERY_MR,
61 IB_USER_VERBS_CMD_DEREG_MR,
62 IB_USER_VERBS_CMD_ALLOC_MW,
63 IB_USER_VERBS_CMD_BIND_MW,
64 IB_USER_VERBS_CMD_DEALLOC_MW,
65 IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
66 IB_USER_VERBS_CMD_CREATE_CQ,
67 IB_USER_VERBS_CMD_RESIZE_CQ,
68 IB_USER_VERBS_CMD_DESTROY_CQ,
69 IB_USER_VERBS_CMD_POLL_CQ,
70 IB_USER_VERBS_CMD_PEEK_CQ,
71 IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
72 IB_USER_VERBS_CMD_CREATE_QP,
73 IB_USER_VERBS_CMD_QUERY_QP,
74 IB_USER_VERBS_CMD_MODIFY_QP,
75 IB_USER_VERBS_CMD_DESTROY_QP,
76 IB_USER_VERBS_CMD_POST_SEND,
77 IB_USER_VERBS_CMD_POST_RECV,
78 IB_USER_VERBS_CMD_ATTACH_MCAST,
79 IB_USER_VERBS_CMD_DETACH_MCAST,
80 IB_USER_VERBS_CMD_CREATE_SRQ,
81 IB_USER_VERBS_CMD_MODIFY_SRQ,
82 IB_USER_VERBS_CMD_QUERY_SRQ,
83 IB_USER_VERBS_CMD_DESTROY_SRQ,
84 IB_USER_VERBS_CMD_POST_SRQ_RECV,
85 IB_USER_VERBS_CMD_OPEN_XRCD,
86 IB_USER_VERBS_CMD_CLOSE_XRCD,
87 IB_USER_VERBS_CMD_CREATE_XSRQ,
88 IB_USER_VERBS_CMD_OPEN_QP,
89 IB_USER_VERBS_CMD_ATTACH_FLOW,
90 IB_USER_VERBS_CMD_DETACH_FLOW,
91 IB_USER_VERBS_CMD_CREATE_XRC_SRQ,
92 IB_USER_VERBS_CMD_CREATE_XRC_RCV_QP,
93 IB_USER_VERBS_CMD_MODIFY_XRC_RCV_QP,
94 IB_USER_VERBS_CMD_QUERY_XRC_RCV_QP,
95 IB_USER_VERBS_CMD_REG_XRC_RCV_QP,
96 IB_USER_VERBS_CMD_UNREG_XRC_RCV_QP,
100 * Make sure that all structs defined in this file remain laid out so
101 * that they pack the same way on 32-bit and 64-bit architectures (to
102 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
104 * - Do not use pointer types -- pass pointers in __u64 instead.
105 * - Make sure that any structure larger than 4 bytes is padded to a
106 * multiple of 8 bytes. Otherwise the structure size will be
107 * different between 32-bit and 64-bit architectures.
110 struct ib_uverbs_async_event_desc {
112 __u32 event_type; /* enum ib_event_type */
116 struct ib_uverbs_comp_event_desc {
121 * All commands from userspace should start with a __u32 command field
122 * followed by __u16 in_words and out_words fields (which give the
123 * length of the command block and response buffer if any in 32-bit
124 * words). The kernel driver will read these fields first and read
125 * the rest of the command struct based on these value.
128 struct ib_uverbs_cmd_hdr {
134 struct ib_uverbs_get_context {
136 __u64 driver_data[0];
139 struct ib_uverbs_get_context_resp {
141 __u32 num_comp_vectors;
144 struct ib_uverbs_query_device {
146 __u64 driver_data[0];
149 struct ib_uverbs_query_device_resp {
152 __be64 sys_image_guid;
156 __u32 vendor_part_id;
160 __u32 device_cap_flags;
167 __u32 max_qp_rd_atom;
168 __u32 max_ee_rd_atom;
169 __u32 max_res_rd_atom;
170 __u32 max_qp_init_rd_atom;
171 __u32 max_ee_init_rd_atom;
176 __u32 max_raw_ipv6_qp;
177 __u32 max_raw_ethy_qp;
179 __u32 max_mcast_qp_attach;
180 __u32 max_total_mcast_qp_attach;
183 __u32 max_map_per_fmr;
188 __u8 local_ca_ack_delay;
193 struct ib_uverbs_query_port {
197 __u64 driver_data[0];
200 struct ib_uverbs_query_port_resp {
201 __u32 port_cap_flags;
204 __u32 qkey_viol_cntr;
216 __u8 init_type_reply;
224 struct ib_uverbs_alloc_pd {
226 __u64 driver_data[0];
229 struct ib_uverbs_alloc_pd_resp {
233 struct ib_uverbs_dealloc_pd {
237 struct ib_uverbs_open_xrcd {
241 __u64 driver_data[0];
244 struct ib_uverbs_open_xrcd_resp {
248 struct ib_uverbs_close_xrcd {
252 struct ib_uverbs_reg_mr {
259 __u64 driver_data[0];
262 struct ib_uverbs_reg_mr_resp {
268 struct ib_uverbs_dereg_mr {
272 struct ib_uverbs_create_comp_channel {
276 struct ib_uverbs_create_comp_channel_resp {
280 struct ib_uverbs_create_cq {
287 __u64 driver_data[0];
290 struct ib_uverbs_create_cq_resp {
295 struct ib_uverbs_resize_cq {
299 __u64 driver_data[0];
302 struct ib_uverbs_resize_cq_resp {
305 __u64 driver_data[0];
308 struct ib_uverbs_poll_cq {
314 struct ib_uverbs_wc {
322 __u32 invalidate_rkey;
335 struct ib_uverbs_poll_cq_resp {
338 struct ib_uverbs_wc wc[0];
341 struct ib_uverbs_req_notify_cq {
343 __u32 solicited_only;
346 struct ib_uverbs_destroy_cq {
352 struct ib_uverbs_destroy_cq_resp {
353 __u32 comp_events_reported;
354 __u32 async_events_reported;
357 struct ib_uverbs_global_route {
366 struct ib_uverbs_ah_attr {
367 struct ib_uverbs_global_route grh;
377 struct ib_uverbs_qp_attr {
382 __u32 path_mig_state;
387 __u32 qp_access_flags;
389 struct ib_uverbs_ah_attr ah_attr;
390 struct ib_uverbs_ah_attr alt_ah_attr;
397 __u32 max_inline_data;
400 __u16 alt_pkey_index;
401 __u8 en_sqd_async_notify;
404 __u8 max_dest_rd_atomic;
415 struct ib_uverbs_create_qp {
419 __u32 send_cq_handle;
420 __u32 recv_cq_handle;
426 __u32 max_inline_data;
431 __u64 driver_data[0];
434 struct ib_uverbs_open_qp {
441 __u64 driver_data[0];
444 /* also used for open response */
445 struct ib_uverbs_create_qp_resp {
452 __u32 max_inline_data;
457 * This struct needs to remain a multiple of 8 bytes to keep the
458 * alignment of the modify QP parameters.
460 struct ib_uverbs_qp_dest {
475 struct ib_uverbs_query_qp {
479 __u64 driver_data[0];
482 struct ib_uverbs_query_qp_resp {
483 struct ib_uverbs_qp_dest dest;
484 struct ib_uverbs_qp_dest alt_dest;
489 __u32 max_inline_data;
494 __u32 qp_access_flags;
496 __u16 alt_pkey_index;
503 __u8 max_dest_rd_atomic;
513 __u64 driver_data[0];
516 struct ib_uverbs_modify_qp {
517 struct ib_uverbs_qp_dest dest;
518 struct ib_uverbs_qp_dest alt_dest;
525 __u32 qp_access_flags;
527 __u16 alt_pkey_index;
532 __u8 en_sqd_async_notify;
534 __u8 max_dest_rd_atomic;
543 __u64 driver_data[0];
546 struct ib_uverbs_modify_qp_resp {
549 struct ib_uverbs_destroy_qp {
555 struct ib_uverbs_destroy_qp_resp {
556 __u32 events_reported;
560 * The ib_uverbs_sge structure isn't used anywhere, since we assume
561 * the ib_sge structure is packed the same way on 32-bit and 64-bit
562 * architectures in both kernel and user space. It's just here to
565 struct ib_uverbs_sge {
571 struct ib_uverbs_send_wr {
578 __u32 invalidate_rkey;
602 struct ibv_uverbs_flow_spec {
609 __u8 block_mc_loopback;
612 struct ib_uverbs_post_send {
618 struct ib_uverbs_send_wr send_wr[0];
621 struct ib_uverbs_post_send_resp {
625 struct ib_uverbs_recv_wr {
631 struct ib_uverbs_post_recv {
637 struct ib_uverbs_recv_wr recv_wr[0];
640 struct ib_uverbs_post_recv_resp {
644 struct ib_uverbs_post_srq_recv {
650 struct ib_uverbs_recv_wr recv[0];
653 struct ib_uverbs_post_srq_recv_resp {
657 struct ib_uverbs_create_ah {
662 struct ib_uverbs_ah_attr attr;
665 struct ib_uverbs_create_ah_resp {
669 struct ib_uverbs_destroy_ah {
673 struct ib_uverbs_attach_mcast {
678 __u64 driver_data[0];
681 struct ib_uverbs_detach_mcast {
686 __u64 driver_data[0];
689 struct ibv_kern_flow_spec {
712 __u8 block_mc_loopback;
716 struct ib_uverbs_attach_flow {
719 struct ibv_kern_flow_spec spec;
722 struct ib_uverbs_detach_flow {
725 struct ibv_kern_flow_spec spec;
728 struct ib_uverbs_create_srq {
735 __u64 driver_data[0];
738 struct ib_uverbs_create_xsrq {
749 __u64 driver_data[0];
752 struct ib_uverbs_create_srq_resp {
759 struct ib_uverbs_modify_srq {
764 __u64 driver_data[0];
767 struct ib_uverbs_query_srq {
771 __u64 driver_data[0];
774 struct ib_uverbs_query_srq_resp {
781 struct ib_uverbs_destroy_srq {
787 struct ib_uverbs_destroy_srq_resp {
788 __u32 events_reported;
791 struct ib_uverbs_open_xrc_domain {
795 __u64 driver_data[0];
798 struct ib_uverbs_open_xrc_domain_resp {
802 struct ib_uverbs_close_xrc_domain {
806 __u64 driver_data[0];
809 struct ib_uverbs_create_xrc_rcv_qp {
812 __u32 xrc_domain_handle;
817 __u32 max_inline_data;
821 __u64 driver_data[0];
824 struct ib_uverbs_create_xrc_rcv_qp_resp {
829 struct ib_uverbs_modify_xrc_rcv_qp {
830 __u32 xrc_domain_handle;
832 struct ib_uverbs_qp_dest dest;
833 struct ib_uverbs_qp_dest alt_dest;
839 __u32 qp_access_flags;
841 __u16 alt_pkey_index;
846 __u8 en_sqd_async_notify;
848 __u8 max_dest_rd_atomic;
857 __u64 driver_data[0];
860 struct ib_uverbs_query_xrc_rcv_qp {
862 __u32 xrc_domain_handle;
866 __u64 driver_data[0];
869 struct ib_uverbs_reg_xrc_rcv_qp {
870 __u32 xrc_domain_handle;
872 __u64 driver_data[0];
875 struct ib_uverbs_unreg_xrc_rcv_qp {
876 __u32 xrc_domain_handle;
878 __u64 driver_data[0];
882 #endif /* IB_USER_VERBS_H */