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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