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1 /*
2  * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 #ifndef CXGB3_ABI_USER_H
33 #define CXGB3_ABI_USER_H
34 
35 #include <linux/types.h>
36 
37 #define IWCH_UVERBS_ABI_VERSION	1
38 
39 /*
40  * Make sure that all structs defined in this file remain laid out so
41  * that they pack the same way on 32-bit and 64-bit architectures (to
42  * avoid incompatibility between 32-bit userspace and 64-bit kernels).
43  * In particular do not use pointer types -- pass pointers in __u64
44  * instead.
45  */
46 struct iwch_create_cq_req {
47 	__u64 user_rptr_addr;
48 };
49 
50 struct iwch_create_cq_resp_v0 {
51 	__u64 key;
52 	__u32 cqid;
53 	__u32 size_log2;
54 };
55 
56 struct iwch_create_cq_resp {
57 	__u64 key;
58 	__u32 cqid;
59 	__u32 size_log2;
60 	__u32 memsize;
61 	__u32 reserved;
62 };
63 
64 struct iwch_create_qp_resp {
65 	__u64 key;
66 	__u64 db_key;
67 	__u32 qpid;
68 	__u32 size_log2;
69 	__u32 sq_size_log2;
70 	__u32 rq_size_log2;
71 };
72 
73 struct iwch_reg_user_mr_resp {
74 	__u32 pbl_addr;
75 };
76 #endif /* CXGB3_ABI_USER_H */
77