xref: /openbmc/linux/include/uapi/rdma/bnxt_re-abi.h (revision 4da722ca)
1 /*
2  * Broadcom NetXtreme-E RoCE driver.
3  *
4  * Copyright (c) 2016 - 2017, Broadcom. All rights reserved.  The term
5  * Broadcom refers to Broadcom Limited and/or its subsidiaries.
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  * BSD license below:
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  *
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in
21  *    the documentation and/or other materials provided with the
22  *    distribution.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
26  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
28  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
31  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
32  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
33  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
34  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35  *
36  * Description: Uverbs ABI header file
37  */
38 
39 #ifndef __BNXT_RE_UVERBS_ABI_H__
40 #define __BNXT_RE_UVERBS_ABI_H__
41 
42 #include <linux/types.h>
43 
44 #define BNXT_RE_ABI_VERSION	1
45 
46 struct bnxt_re_uctx_resp {
47 	__u32 dev_id;
48 	__u32 max_qp;
49 	__u32 pg_size;
50 	__u32 cqe_sz;
51 	__u32 max_cqd;
52 	__u32 rsvd;
53 };
54 
55 struct bnxt_re_pd_resp {
56 	__u32 pdid;
57 	__u32 dpi;
58 	__u64 dbr;
59 };
60 
61 struct bnxt_re_cq_req {
62 	__u64 cq_va;
63 	__u64 cq_handle;
64 };
65 
66 struct bnxt_re_cq_resp {
67 	__u32 cqid;
68 	__u32 tail;
69 	__u32 phase;
70 	__u32 rsvd;
71 };
72 
73 struct bnxt_re_qp_req {
74 	__u64 qpsva;
75 	__u64 qprva;
76 	__u64 qp_handle;
77 };
78 
79 struct bnxt_re_qp_resp {
80 	__u32 qpid;
81 	__u32 rsvd;
82 };
83 
84 enum bnxt_re_shpg_offt {
85 	BNXT_RE_BEG_RESV_OFFT	= 0x00,
86 	BNXT_RE_AVID_OFFT	= 0x10,
87 	BNXT_RE_AVID_SIZE	= 0x04,
88 	BNXT_RE_END_RESV_OFFT	= 0xFF0
89 };
90 
91 #endif /* __BNXT_RE_UVERBS_ABI_H__*/
92