1/*
2 * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
3 * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses.  You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 *     Redistribution and use in source and binary forms, with or
12 *     without modification, are permitted provided that the following
13 *     conditions are met:
14 *
15 *      - Redistributions of source code must retain the above
16 *        copyright notice, this list of conditions and the following
17 *        disclaimer.
18 *
19 *      - Redistributions in binary form must reproduce the above
20 *        copyright notice, this list of conditions and the following
21 *        disclaimer in the documentation and/or other materials
22 *        provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 */
33
34#ifndef MLX4_IB_USER_H
35#define MLX4_IB_USER_H
36
37#include <linux/types.h>
38
39/*
40 * Increment this value if any changes that break userspace ABI
41 * compatibility are made.
42 */
43
44#define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION	3
45#define MLX4_IB_UVERBS_ABI_VERSION		4
46
47/*
48 * Make sure that all structs defined in this file remain laid out so
49 * that they pack the same way on 32-bit and 64-bit architectures (to
50 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
51 * In particular do not use pointer types -- pass pointers in __u64
52 * instead.
53 */
54
55struct mlx4_ib_alloc_ucontext_resp_v3 {
56	__u32	qp_tab_size;
57	__u16	bf_reg_size;
58	__u16	bf_regs_per_page;
59};
60
61struct mlx4_ib_alloc_ucontext_resp {
62	__u32	dev_caps;
63	__u32	qp_tab_size;
64	__u16	bf_reg_size;
65	__u16	bf_regs_per_page;
66	__u32	cqe_size;
67};
68
69struct mlx4_ib_alloc_pd_resp {
70	__u32	pdn;
71	__u32	reserved;
72};
73
74struct mlx4_ib_create_cq {
75	__u64	buf_addr;
76	__u64	db_addr;
77};
78
79struct mlx4_ib_create_cq_resp {
80	__u32	cqn;
81	__u32	reserved;
82};
83
84struct mlx4_ib_resize_cq {
85	__u64	buf_addr;
86};
87
88struct mlx4_ib_create_srq {
89	__u64	buf_addr;
90	__u64	db_addr;
91};
92
93struct mlx4_ib_create_srq_resp {
94	__u32	srqn;
95	__u32	reserved;
96};
97
98struct mlx4_ib_create_qp {
99	__u64	buf_addr;
100	__u64	db_addr;
101	__u8	log_sq_bb_count;
102	__u8	log_sq_stride;
103	__u8	sq_no_prefetch;
104	__u8	reserved[5];
105};
106
107#endif /* MLX4_IB_USER_H */
108