1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
2 /*
3 * Copyright (c) 2006 Chelsio, Inc. 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 #ifndef CXGB3_ABI_USER_H
34 #define CXGB3_ABI_USER_H
35
36 #include <linux/types.h>
37
38 #define IWCH_UVERBS_ABI_VERSION 1
39
40 /*
41 * Make sure that all structs defined in this file remain laid out so
42 * that they pack the same way on 32-bit and 64-bit architectures (to
43 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
44 * In particular do not use pointer types -- pass pointers in __aligned_u64
45 * instead.
46 */
47 struct iwch_create_cq_req {
48 __aligned_u64 user_rptr_addr;
49 };
50
51 struct iwch_create_cq_resp_v0 {
52 __aligned_u64 key;
53 __u32 cqid;
54 __u32 size_log2;
55 };
56
57 struct iwch_create_cq_resp {
58 __aligned_u64 key;
59 __u32 cqid;
60 __u32 size_log2;
61 __u32 memsize;
62 __u32 reserved;
63 };
64
65 struct iwch_create_qp_resp {
66 __aligned_u64 key;
67 __aligned_u64 db_key;
68 __u32 qpid;
69 __u32 size_log2;
70 __u32 sq_size_log2;
71 __u32 rq_size_log2;
72 };
73
74 struct iwch_reg_user_mr_resp {
75 __u32 pbl_addr;
76 };
77
78 struct iwch_alloc_pd_resp {
79 __u32 pdid;
80 };
81
82 #endif /* CXGB3_ABI_USER_H */