Maor Gottlieb | 26a8145 | 2015-12-10 17:12:39 +0200 | [diff] [blame] | 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 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 36 | #include <linux/mlx5/driver.h> |
Maor Gottlieb | 26a8145 | 2015-12-10 17:12:39 +0200 | [diff] [blame] | 37 | #include <linux/mlx5/mlx5_ifc.h> |
| 38 | |
Maor Gottlieb | 2530236 | 2015-12-10 17:12:43 +0200 | [diff] [blame] | 39 | #define MLX5_FS_DEFAULT_FLOW_TAG 0x0 |
| 40 | |
Maor Gottlieb | b3638e1 | 2016-03-07 18:51:46 +0200 | [diff] [blame] | 41 | enum { |
| 42 | MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO = 1 << 16, |
| 43 | }; |
| 44 | |
Maor Gottlieb | 038d2ef | 2016-01-11 10:26:07 +0200 | [diff] [blame] | 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 | |
Maor Gottlieb | 2530236 | 2015-12-10 17:12:43 +0200 | [diff] [blame] | 55 | enum mlx5_flow_namespace_type { |
Maor Gottlieb | 4cbdd30 | 2016-01-11 10:26:04 +0200 | [diff] [blame] | 56 | MLX5_FLOW_NAMESPACE_BYPASS, |
Maor Gottlieb | 2530236 | 2015-12-10 17:12:43 +0200 | [diff] [blame] | 57 | MLX5_FLOW_NAMESPACE_KERNEL, |
Maor Gottlieb | 4cbdd30 | 2016-01-11 10:26:04 +0200 | [diff] [blame] | 58 | MLX5_FLOW_NAMESPACE_LEFTOVERS, |
Maor Gottlieb | 153fefb | 2016-03-07 18:51:45 +0200 | [diff] [blame] | 59 | MLX5_FLOW_NAMESPACE_ANCHOR, |
Maor Gottlieb | 2530236 | 2015-12-10 17:12:43 +0200 | [diff] [blame] | 60 | MLX5_FLOW_NAMESPACE_FDB, |
| 61 | }; |
| 62 | |
Maor Gottlieb | 26a8145 | 2015-12-10 17:12:39 +0200 | [diff] [blame] | 63 | struct mlx5_flow_table; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 64 | struct mlx5_flow_group; |
| 65 | struct mlx5_flow_rule; |
| 66 | struct mlx5_flow_namespace; |
Maor Gottlieb | 26a8145 | 2015-12-10 17:12:39 +0200 | [diff] [blame] | 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; |
Maor Gottlieb | 2530236 | 2015-12-10 17:12:43 +0200 | [diff] [blame] | 73 | u32 vport_num; |
Maor Gottlieb | 26a8145 | 2015-12-10 17:12:39 +0200 | [diff] [blame] | 74 | }; |
| 75 | }; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 76 | |
| 77 | struct mlx5_flow_namespace * |
| 78 | mlx5_get_flow_namespace(struct mlx5_core_dev *dev, |
| 79 | enum mlx5_flow_namespace_type type); |
| 80 | |
| 81 | struct mlx5_flow_table * |
Maor Gottlieb | f0d22d1 | 2016-01-11 10:25:57 +0200 | [diff] [blame] | 82 | mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns, |
| 83 | int prio, |
| 84 | int num_flow_table_entries, |
Maor Gottlieb | d63cd28 | 2016-04-29 01:36:35 +0300 | [diff] [blame^] | 85 | int max_num_groups, |
| 86 | u32 level); |
Maor Gottlieb | f0d22d1 | 2016-01-11 10:25:57 +0200 | [diff] [blame] | 87 | |
| 88 | struct mlx5_flow_table * |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 89 | mlx5_create_flow_table(struct mlx5_flow_namespace *ns, |
| 90 | int prio, |
Maor Gottlieb | d63cd28 | 2016-04-29 01:36:35 +0300 | [diff] [blame^] | 91 | int num_flow_table_entries, |
| 92 | u32 level); |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 93 | int mlx5_destroy_flow_table(struct mlx5_flow_table *ft); |
| 94 | |
| 95 | /* inbox should be set with the following values: |
| 96 | * start_flow_index |
| 97 | * end_flow_index |
| 98 | * match_criteria_enable |
| 99 | * match_criteria |
| 100 | */ |
| 101 | struct mlx5_flow_group * |
| 102 | mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in); |
| 103 | void mlx5_destroy_flow_group(struct mlx5_flow_group *fg); |
| 104 | |
| 105 | /* Single destination per rule. |
| 106 | * Group ID is implied by the match criteria. |
| 107 | */ |
| 108 | struct mlx5_flow_rule * |
| 109 | mlx5_add_flow_rule(struct mlx5_flow_table *ft, |
| 110 | u8 match_criteria_enable, |
| 111 | u32 *match_criteria, |
| 112 | u32 *match_value, |
| 113 | u32 action, |
| 114 | u32 flow_tag, |
| 115 | struct mlx5_flow_destination *dest); |
| 116 | void mlx5_del_flow_rule(struct mlx5_flow_rule *fr); |
| 117 | |
Maor Gottlieb | d745098 | 2016-04-29 01:36:33 +0300 | [diff] [blame] | 118 | int mlx5_modify_rule_destination(struct mlx5_flow_rule *rule, |
| 119 | struct mlx5_flow_destination *dest); |
| 120 | |
Maor Gottlieb | 26a8145 | 2015-12-10 17:12:39 +0200 | [diff] [blame] | 121 | #endif |