1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ |
2 | /* This file is part of the Emulex RoCE Device Driver for |
3 | * RoCE (RDMA over Converged Ethernet) adapters. |
4 | * Copyright (C) 2012-2015 Emulex. All rights reserved. |
5 | * EMULEX and SLI are trademarks of Emulex. |
6 | * www.emulex.com |
7 | * |
8 | * This software is available to you under a choice of one of two licenses. |
9 | * You may choose to be licensed under the terms of the GNU General Public |
10 | * License (GPL) Version 2, available from the file COPYING in the main |
11 | * directory of this source tree, or the 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 | * - Redistributions of source code must retain the above copyright notice, |
18 | * this list of conditions and the following disclaimer. |
19 | * |
20 | * - Redistributions in binary form must reproduce the above copyright |
21 | * notice, this list of conditions and the following disclaimer in |
22 | * the documentation and/or other materials provided with the distribution. |
23 | * |
24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
25 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
28 | * 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 OR |
33 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
34 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
35 | * |
36 | * Contact Information: |
37 | * linux-drivers@emulex.com |
38 | * |
39 | * Emulex |
40 | * 3333 Susan Street |
41 | * Costa Mesa, CA 92626 |
42 | */ |
43 | |
44 | #ifndef OCRDMA_ABI_USER_H |
45 | #define OCRDMA_ABI_USER_H |
46 | |
47 | #include <linux/types.h> |
48 | |
49 | #define OCRDMA_ABI_VERSION 2 |
50 | #define OCRDMA_BE_ROCE_ABI_VERSION 1 |
51 | /* user kernel communication data structures. */ |
52 | |
53 | struct ocrdma_alloc_ucontext_resp { |
54 | __u32 dev_id; |
55 | __u32 wqe_size; |
56 | __u32 max_inline_data; |
57 | __u32 dpp_wqe_size; |
58 | __aligned_u64 ah_tbl_page; |
59 | __u32 ah_tbl_len; |
60 | __u32 rqe_size; |
61 | __u8 fw_ver[32]; |
62 | /* for future use/new features in progress */ |
63 | __aligned_u64 rsvd1; |
64 | __aligned_u64 rsvd2; |
65 | }; |
66 | |
67 | struct ocrdma_alloc_pd_ureq { |
68 | __u32 rsvd[2]; |
69 | }; |
70 | |
71 | struct ocrdma_alloc_pd_uresp { |
72 | __u32 id; |
73 | __u32 dpp_enabled; |
74 | __u32 dpp_page_addr_hi; |
75 | __u32 dpp_page_addr_lo; |
76 | __u32 rsvd[2]; |
77 | }; |
78 | |
79 | struct ocrdma_create_cq_ureq { |
80 | __u32 dpp_cq; |
81 | __u32 rsvd; /* pad */ |
82 | }; |
83 | |
84 | #define MAX_CQ_PAGES 8 |
85 | struct ocrdma_create_cq_uresp { |
86 | __u32 cq_id; |
87 | __u32 page_size; |
88 | __u32 num_pages; |
89 | __u32 max_hw_cqe; |
90 | __aligned_u64 page_addr[MAX_CQ_PAGES]; |
91 | __aligned_u64 db_page_addr; |
92 | __u32 db_page_size; |
93 | __u32 phase_change; |
94 | /* for future use/new features in progress */ |
95 | __aligned_u64 rsvd1; |
96 | __aligned_u64 rsvd2; |
97 | }; |
98 | |
99 | #define MAX_QP_PAGES 8 |
100 | #define MAX_UD_AV_PAGES 8 |
101 | |
102 | struct ocrdma_create_qp_ureq { |
103 | __u8 enable_dpp_cq; |
104 | __u8 rsvd; |
105 | __u16 dpp_cq_id; |
106 | __u32 rsvd1; /* pad */ |
107 | }; |
108 | |
109 | struct ocrdma_create_qp_uresp { |
110 | __u16 qp_id; |
111 | __u16 sq_dbid; |
112 | __u16 rq_dbid; |
113 | __u16 resv0; /* pad */ |
114 | __u32 sq_page_size; |
115 | __u32 rq_page_size; |
116 | __u32 num_sq_pages; |
117 | __u32 num_rq_pages; |
118 | __aligned_u64 sq_page_addr[MAX_QP_PAGES]; |
119 | __aligned_u64 rq_page_addr[MAX_QP_PAGES]; |
120 | __aligned_u64 db_page_addr; |
121 | __u32 db_page_size; |
122 | __u32 dpp_credit; |
123 | __u32 dpp_offset; |
124 | __u32 num_wqe_allocated; |
125 | __u32 num_rqe_allocated; |
126 | __u32 db_sq_offset; |
127 | __u32 db_rq_offset; |
128 | __u32 db_shift; |
129 | __aligned_u64 rsvd[11]; |
130 | }; |
131 | |
132 | struct ocrdma_create_srq_uresp { |
133 | __u16 rq_dbid; |
134 | __u16 resv0; /* pad */ |
135 | __u32 resv1; |
136 | |
137 | __u32 rq_page_size; |
138 | __u32 num_rq_pages; |
139 | |
140 | __aligned_u64 rq_page_addr[MAX_QP_PAGES]; |
141 | __aligned_u64 db_page_addr; |
142 | |
143 | __u32 db_page_size; |
144 | __u32 num_rqe_allocated; |
145 | __u32 db_rq_offset; |
146 | __u32 db_shift; |
147 | |
148 | __aligned_u64 rsvd2; |
149 | __aligned_u64 rsvd3; |
150 | }; |
151 | |
152 | #endif /* OCRDMA_ABI_USER_H */ |
153 | |