xref: /freebsd/sys/dev/mlx5/mlx5_core/flow_table.h (revision 81ad6265)
1 /*-
2  * Copyright (c) 2013-2017, Mellanox Technologies, Ltd.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23  * SUCH DAMAGE.
24  *
25  * $FreeBSD$
26  */
27 
28 #ifndef MLX5_FLOW_TABLE_H
29 #define MLX5_FLOW_TABLE_H
30 
31 #include <dev/mlx5/driver.h>
32 
33 #define MLX5_SET_FLOW_TABLE_ROOT_OPMOD_SET      0x0
34 #define MLX5_SET_FLOW_TABLE_ROOT_OPMOD_RESET    0x1
35 
36 struct mlx5_flow_table_group {
37 	u8	log_sz;
38 	u8	match_criteria_enable;
39 	u32	match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
40 };
41 
42 void *mlx5_create_flow_table(struct mlx5_core_dev *dev, u8 level, u8 table_type,
43 			     u16 vport,
44 			     u16 num_groups,
45 			     struct mlx5_flow_table_group *group);
46 void mlx5_destroy_flow_table(void *flow_table);
47 int mlx5_add_flow_table_entry(void *flow_table, u8 match_criteria_enable,
48 			      void *match_criteria, void *flow_context,
49 			      u32 *flow_index);
50 int mlx5_del_flow_table_entry(void *flow_table, u32 flow_index);
51 u32 mlx5_get_flow_table_id(void *flow_table);
52 int mlx5_set_flow_table_root(struct mlx5_core_dev *mdev, u16 op_mod,
53 			     u8 vport_num, u8 table_type, u32 table_id,
54 			     u32 underlay_qpn);
55 void *mlx5_get_flow_table_properties(void *flow_table);
56 u32 mlx5_set_flow_table_miss_id(void *flow_table, u32 miss_ft_id);
57 
58 int mlx5_create_flow_counter(struct mlx5_core_dev *dev, u16 *cnt_id);
59 void mlx5_destroy_flow_counter(struct mlx5_core_dev *dev, u16 cnt_id);
60 int mlx5_query_flow_counters(struct mlx5_core_dev *dev,
61 			     u32 num_counters, u16 *cnt_ids,
62 			     struct mlx5_traffic_counter *cnt_data);
63 int mlx5_reset_flow_counter(struct mlx5_core_dev *dev, u16 cnt_id);
64 
65 #endif /* MLX5_FLOW_TABLE_H */
66