1/*-
2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3 *
4 * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
5 * Copyright (c) 2007, 2008 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 * $FreeBSD$
36 */
37
38#ifndef MLX4_ABI_USER_H
39#define MLX4_ABI_USER_H
40
41#ifdef _KERNEL
42#include <linux/types.h>
43#else
44#include <infiniband/types.h>
45#endif
46
47/*
48 * Increment this value if any changes that break userspace ABI
49 * compatibility are made.
50 */
51
52#define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION	3
53#define MLX4_IB_UVERBS_ABI_VERSION		4
54
55/*
56 * Make sure that all structs defined in this file remain laid out so
57 * that they pack the same way on 32-bit and 64-bit architectures (to
58 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
59 * In particular do not use pointer types -- pass pointers in __u64
60 * instead.
61 */
62
63struct mlx4_ib_alloc_ucontext_resp_v3 {
64	__u32	qp_tab_size;
65	__u16	bf_reg_size;
66	__u16	bf_regs_per_page;
67};
68
69struct mlx4_ib_alloc_ucontext_resp {
70	__u32	dev_caps;
71	__u32	qp_tab_size;
72	__u16	bf_reg_size;
73	__u16	bf_regs_per_page;
74	__u32	cqe_size;
75};
76
77struct mlx4_ib_alloc_pd_resp {
78	__u32	pdn;
79	__u32	reserved;
80};
81
82struct mlx4_ib_create_cq {
83	__u64	buf_addr;
84	__u64	db_addr;
85};
86
87struct mlx4_ib_create_cq_resp {
88	__u32	cqn;
89	__u32	reserved;
90};
91
92struct mlx4_ib_resize_cq {
93	__u64	buf_addr;
94};
95
96struct mlx4_ib_create_srq {
97	__u64	buf_addr;
98	__u64	db_addr;
99};
100
101struct mlx4_ib_create_srq_resp {
102	__u32	srqn;
103	__u32	reserved;
104};
105
106struct mlx4_ib_create_qp {
107	__u64	buf_addr;
108	__u64	db_addr;
109	__u8	log_sq_bb_count;
110	__u8	log_sq_stride;
111	__u8	sq_no_prefetch;
112	__u8	reserved[5];
113};
114
115#endif /* MLX4_ABI_USER_H */
116