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e2be04c7 | 1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ |
486f6095 LR |
2 | /* |
3 | * Copyright (c) 2005 Topspin Communications. All rights reserved. | |
4 | * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. | |
5 | * | |
6 | * This software is available to you under a choice of one of two | |
7 | * licenses. You may choose to be licensed under the terms of the GNU | |
8 | * General Public License (GPL) Version 2, available from the file | |
9 | * COPYING in the main directory of this source tree, or the | |
10 | * OpenIB.org BSD license below: | |
11 | * | |
12 | * Redistribution and use in source and binary forms, with or | |
13 | * without modification, are permitted provided that the following | |
14 | * conditions are met: | |
15 | * | |
16 | * - Redistributions of source code must retain the above | |
17 | * copyright notice, this list of conditions and the following | |
18 | * disclaimer. | |
19 | * | |
20 | * - Redistributions in binary form must reproduce the above | |
21 | * copyright notice, this list of conditions and the following | |
22 | * disclaimer in the documentation and/or other materials | |
23 | * provided with the distribution. | |
24 | * | |
25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
26 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
27 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
28 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
29 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
30 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
31 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
32 | * SOFTWARE. | |
33 | */ | |
34 | ||
35 | #ifndef MTHCA_ABI_USER_H | |
36 | #define MTHCA_ABI_USER_H | |
37 | ||
38 | #include <linux/types.h> | |
39 | ||
40 | /* | |
41 | * Increment this value if any changes that break userspace ABI | |
42 | * compatibility are made. | |
43 | */ | |
44 | #define MTHCA_UVERBS_ABI_VERSION 1 | |
45 | ||
46 | /* | |
47 | * Make sure that all structs defined in this file remain laid out so | |
48 | * that they pack the same way on 32-bit and 64-bit architectures (to | |
49 | * avoid incompatibility between 32-bit userspace and 64-bit kernels). | |
50 | * In particular do not use pointer types -- pass pointers in __u64 | |
51 | * instead. | |
52 | */ | |
53 | struct mthca_alloc_ucontext_resp { | |
54 | __u32 qp_tab_size; | |
55 | __u32 uarc_size; | |
56 | }; | |
57 | ||
58 | struct mthca_alloc_pd_resp { | |
59 | __u32 pdn; | |
60 | __u32 reserved; | |
61 | }; | |
62 | ||
63 | /* | |
64 | * Mark the memory region with a DMA attribute that causes | |
65 | * in-flight DMA to be flushed when the region is written to: | |
66 | */ | |
67 | #define MTHCA_MR_DMASYNC 0x1 | |
68 | ||
69 | struct mthca_reg_mr { | |
70 | __u32 mr_attrs; | |
71 | __u32 reserved; | |
72 | }; | |
73 | ||
74 | struct mthca_create_cq { | |
75 | __u32 lkey; | |
76 | __u32 pdn; | |
77 | __u64 arm_db_page; | |
78 | __u64 set_db_page; | |
79 | __u32 arm_db_index; | |
80 | __u32 set_db_index; | |
81 | }; | |
82 | ||
83 | struct mthca_create_cq_resp { | |
84 | __u32 cqn; | |
85 | __u32 reserved; | |
86 | }; | |
87 | ||
88 | struct mthca_resize_cq { | |
89 | __u32 lkey; | |
90 | __u32 reserved; | |
91 | }; | |
92 | ||
93 | struct mthca_create_srq { | |
94 | __u32 lkey; | |
95 | __u32 db_index; | |
96 | __u64 db_page; | |
97 | }; | |
98 | ||
99 | struct mthca_create_srq_resp { | |
100 | __u32 srqn; | |
101 | __u32 reserved; | |
102 | }; | |
103 | ||
104 | struct mthca_create_qp { | |
105 | __u32 lkey; | |
106 | __u32 reserved; | |
107 | __u64 sq_db_page; | |
108 | __u64 rq_db_page; | |
109 | __u32 sq_db_index; | |
110 | __u32 rq_db_index; | |
111 | }; | |
112 | #endif /* MTHCA_ABI_USER_H */ |