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26a81453 MG |
1 | /* |
2 | * Copyright (c) 2015, Mellanox Technologies. 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 | ||
33 | #ifndef _MLX5_FS_ | |
34 | #define _MLX5_FS_ | |
35 | ||
86d722ad | 36 | #include <linux/mlx5/driver.h> |
26a81453 MG |
37 | #include <linux/mlx5/mlx5_ifc.h> |
38 | ||
25302363 MG |
39 | #define MLX5_FS_DEFAULT_FLOW_TAG 0x0 |
40 | ||
b3638e1a MG |
41 | enum { |
42 | MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO = 1 << 16, | |
43 | }; | |
44 | ||
038d2ef8 MG |
45 | #define LEFTOVERS_RULE_NUM 2 |
46 | static inline void build_leftovers_ft_param(int *priority, | |
47 | int *n_ent, | |
48 | int *n_grp) | |
49 | { | |
50 | *priority = 0; /* Priority of leftovers_prio-0 */ | |
51 | *n_ent = LEFTOVERS_RULE_NUM; | |
52 | *n_grp = LEFTOVERS_RULE_NUM; | |
53 | } | |
54 | ||
25302363 | 55 | enum mlx5_flow_namespace_type { |
4cbdd30e | 56 | MLX5_FLOW_NAMESPACE_BYPASS, |
25302363 | 57 | MLX5_FLOW_NAMESPACE_KERNEL, |
4cbdd30e | 58 | MLX5_FLOW_NAMESPACE_LEFTOVERS, |
153fefbf | 59 | MLX5_FLOW_NAMESPACE_ANCHOR, |
25302363 MG |
60 | MLX5_FLOW_NAMESPACE_FDB, |
61 | }; | |
62 | ||
26a81453 | 63 | struct mlx5_flow_table; |
86d722ad MG |
64 | struct mlx5_flow_group; |
65 | struct mlx5_flow_rule; | |
66 | struct mlx5_flow_namespace; | |
26a81453 MG |
67 | |
68 | struct mlx5_flow_destination { | |
69 | enum mlx5_flow_destination_type type; | |
70 | union { | |
71 | u32 tir_num; | |
72 | struct mlx5_flow_table *ft; | |
25302363 | 73 | u32 vport_num; |
26a81453 MG |
74 | }; |
75 | }; | |
86d722ad MG |
76 | |
77 | struct mlx5_flow_namespace * | |
78 | mlx5_get_flow_namespace(struct mlx5_core_dev *dev, | |
79 | enum mlx5_flow_namespace_type type); | |
80 | ||
f0d22d18 MG |
81 | struct mlx5_flow_table * |
82 | mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns, | |
83 | int prio, | |
84 | int num_flow_table_entries, | |
85 | int max_num_groups); | |
86 | ||
86d722ad MG |
87 | struct mlx5_flow_table * |
88 | mlx5_create_flow_table(struct mlx5_flow_namespace *ns, | |
89 | int prio, | |
90 | int num_flow_table_entries); | |
91 | int mlx5_destroy_flow_table(struct mlx5_flow_table *ft); | |
92 | ||
93 | /* inbox should be set with the following values: | |
94 | * start_flow_index | |
95 | * end_flow_index | |
96 | * match_criteria_enable | |
97 | * match_criteria | |
98 | */ | |
99 | struct mlx5_flow_group * | |
100 | mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in); | |
101 | void mlx5_destroy_flow_group(struct mlx5_flow_group *fg); | |
102 | ||
103 | /* Single destination per rule. | |
104 | * Group ID is implied by the match criteria. | |
105 | */ | |
106 | struct mlx5_flow_rule * | |
107 | mlx5_add_flow_rule(struct mlx5_flow_table *ft, | |
108 | u8 match_criteria_enable, | |
109 | u32 *match_criteria, | |
110 | u32 *match_value, | |
111 | u32 action, | |
112 | u32 flow_tag, | |
113 | struct mlx5_flow_destination *dest); | |
114 | void mlx5_del_flow_rule(struct mlx5_flow_rule *fr); | |
115 | ||
d745098c MG |
116 | int mlx5_modify_rule_destination(struct mlx5_flow_rule *rule, |
117 | struct mlx5_flow_destination *dest); | |
118 | ||
26a81453 | 119 | #endif |