1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ |
2 | /* |
3 | * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved. |
4 | * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved. |
5 | * |
6 | * This software is available to you under a choice of one of two |
7 | * licenses. You may choose to be licensed under the terms of the GNU |
8 | * General Public License (GPL) Version 2, available from the file |
9 | * COPYING in the main directory of this source tree, or the |
10 | * OpenIB.org BSD license below: |
11 | * |
12 | * Redistribution and use in source and binary forms, with or |
13 | * without modification, are permitted provided that the following |
14 | * conditions are met: |
15 | * |
16 | * - Redistributions of source code must retain the above |
17 | * copyright notice, this list of conditions and the following |
18 | * disclaimer. |
19 | * |
20 | * - Redistributions in binary form must reproduce the above |
21 | * copyright notice, this list of conditions and the following |
22 | * disclaimer in the documentation and/or other materials |
23 | * provided with the distribution. |
24 | * |
25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
26 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
27 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
28 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
29 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
30 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
31 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
32 | * SOFTWARE. |
33 | */ |
34 | |
35 | #ifndef MLX4_ABI_USER_H |
36 | #define MLX4_ABI_USER_H |
37 | |
38 | #include <linux/types.h> |
39 | |
40 | /* |
41 | * Increment this value if any changes that break userspace ABI |
42 | * compatibility are made. |
43 | */ |
44 | |
45 | #define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION 3 |
46 | #define MLX4_IB_UVERBS_ABI_VERSION 4 |
47 | |
48 | /* |
49 | * Make sure that all structs defined in this file remain laid out so |
50 | * that they pack the same way on 32-bit and 64-bit architectures (to |
51 | * avoid incompatibility between 32-bit userspace and 64-bit kernels). |
52 | * In particular do not use pointer types -- pass pointers in __u64 |
53 | * instead. |
54 | */ |
55 | |
56 | struct mlx4_ib_alloc_ucontext_resp_v3 { |
57 | __u32 qp_tab_size; |
58 | __u16 bf_reg_size; |
59 | __u16 bf_regs_per_page; |
60 | }; |
61 | |
62 | enum { |
63 | MLX4_USER_DEV_CAP_LARGE_CQE = 1L << 0, |
64 | }; |
65 | |
66 | struct mlx4_ib_alloc_ucontext_resp { |
67 | __u32 dev_caps; |
68 | __u32 qp_tab_size; |
69 | __u16 bf_reg_size; |
70 | __u16 bf_regs_per_page; |
71 | __u32 cqe_size; |
72 | }; |
73 | |
74 | struct mlx4_ib_alloc_pd_resp { |
75 | __u32 pdn; |
76 | __u32 reserved; |
77 | }; |
78 | |
79 | struct mlx4_ib_create_cq { |
80 | __aligned_u64 buf_addr; |
81 | __aligned_u64 db_addr; |
82 | }; |
83 | |
84 | struct mlx4_ib_create_cq_resp { |
85 | __u32 cqn; |
86 | __u32 reserved; |
87 | }; |
88 | |
89 | struct mlx4_ib_resize_cq { |
90 | __aligned_u64 buf_addr; |
91 | }; |
92 | |
93 | struct mlx4_ib_create_srq { |
94 | __aligned_u64 buf_addr; |
95 | __aligned_u64 db_addr; |
96 | }; |
97 | |
98 | struct mlx4_ib_create_srq_resp { |
99 | __u32 srqn; |
100 | __u32 reserved; |
101 | }; |
102 | |
103 | struct { |
104 | __aligned_u64 ; /* Use enum mlx4_ib_rx_hash_fields */ |
105 | __u8 ; /* Use enum mlx4_ib_rx_hash_function_flags */ |
106 | __u8 [7]; |
107 | __u8 [40]; |
108 | __u32 ; |
109 | __u32 ; |
110 | }; |
111 | |
112 | struct mlx4_ib_create_qp { |
113 | __aligned_u64 buf_addr; |
114 | __aligned_u64 db_addr; |
115 | __u8 log_sq_bb_count; |
116 | __u8 log_sq_stride; |
117 | __u8 sq_no_prefetch; |
118 | __u8 reserved; |
119 | __u32 inl_recv_sz; |
120 | }; |
121 | |
122 | struct mlx4_ib_create_wq { |
123 | __aligned_u64 buf_addr; |
124 | __aligned_u64 db_addr; |
125 | __u8 log_range_size; |
126 | __u8 reserved[3]; |
127 | __u32 comp_mask; |
128 | }; |
129 | |
130 | struct mlx4_ib_modify_wq { |
131 | __u32 comp_mask; |
132 | __u32 reserved; |
133 | }; |
134 | |
135 | struct mlx4_ib_create_rwq_ind_tbl_resp { |
136 | __u32 response_length; |
137 | __u32 reserved; |
138 | }; |
139 | |
140 | /* RX Hash function flags */ |
141 | enum mlx4_ib_rx_hash_function_flags { |
142 | MLX4_IB_RX_HASH_FUNC_TOEPLITZ = 1 << 0, |
143 | }; |
144 | |
145 | /* |
146 | * RX Hash flags, these flags allows to set which incoming packet's field should |
147 | * participates in RX Hash. Each flag represent certain packet's field, |
148 | * when the flag is set the field that is represented by the flag will |
149 | * participate in RX Hash calculation. |
150 | */ |
151 | enum mlx4_ib_rx_hash_fields { |
152 | MLX4_IB_RX_HASH_SRC_IPV4 = 1 << 0, |
153 | MLX4_IB_RX_HASH_DST_IPV4 = 1 << 1, |
154 | MLX4_IB_RX_HASH_SRC_IPV6 = 1 << 2, |
155 | MLX4_IB_RX_HASH_DST_IPV6 = 1 << 3, |
156 | MLX4_IB_RX_HASH_SRC_PORT_TCP = 1 << 4, |
157 | MLX4_IB_RX_HASH_DST_PORT_TCP = 1 << 5, |
158 | MLX4_IB_RX_HASH_SRC_PORT_UDP = 1 << 6, |
159 | MLX4_IB_RX_HASH_DST_PORT_UDP = 1 << 7, |
160 | MLX4_IB_RX_HASH_INNER = 1ULL << 31, |
161 | }; |
162 | |
163 | struct { |
164 | __aligned_u64 ; /* enum mlx4_ib_rx_hash_fields */ |
165 | __u8 ; /* enum mlx4_ib_rx_hash_function_flags */ |
166 | __u8 [7]; |
167 | }; |
168 | |
169 | enum query_device_resp_mask { |
170 | MLX4_IB_QUERY_DEV_RESP_MASK_CORE_CLOCK_OFFSET = 1UL << 0, |
171 | }; |
172 | |
173 | struct mlx4_ib_tso_caps { |
174 | __u32 max_tso; /* Maximum tso payload size in bytes */ |
175 | /* Corresponding bit will be set if qp type from |
176 | * 'enum ib_qp_type' is supported. |
177 | */ |
178 | __u32 supported_qpts; |
179 | }; |
180 | |
181 | struct mlx4_uverbs_ex_query_device_resp { |
182 | __u32 comp_mask; |
183 | __u32 response_length; |
184 | __aligned_u64 hca_core_clock_offset; |
185 | __u32 max_inl_recv_sz; |
186 | __u32 reserved; |
187 | struct mlx4_ib_rss_caps ; |
188 | struct mlx4_ib_tso_caps tso_caps; |
189 | }; |
190 | |
191 | #endif /* MLX4_ABI_USER_H */ |
192 | |