2 * Copyright (c) 2015, Mellanox Technologies. All rights reserved.
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:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
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.
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
36 #include <linux/mlx5/driver.h>
37 #include <linux/mlx5/mlx5_ifc.h>
39 #define MLX5_FS_DEFAULT_FLOW_TAG 0x0
42 MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO
= 1 << 16,
45 #define LEFTOVERS_RULE_NUM 2
46 static inline void build_leftovers_ft_param(int *priority
,
50 *priority
= 0; /* Priority of leftovers_prio-0 */
51 *n_ent
= LEFTOVERS_RULE_NUM
;
52 *n_grp
= LEFTOVERS_RULE_NUM
;
55 enum mlx5_flow_namespace_type
{
56 MLX5_FLOW_NAMESPACE_BYPASS
,
57 MLX5_FLOW_NAMESPACE_LAG
,
58 MLX5_FLOW_NAMESPACE_OFFLOADS
,
59 MLX5_FLOW_NAMESPACE_ETHTOOL
,
60 MLX5_FLOW_NAMESPACE_KERNEL
,
61 MLX5_FLOW_NAMESPACE_LEFTOVERS
,
62 MLX5_FLOW_NAMESPACE_ANCHOR
,
63 MLX5_FLOW_NAMESPACE_FDB
,
64 MLX5_FLOW_NAMESPACE_ESW_EGRESS
,
65 MLX5_FLOW_NAMESPACE_ESW_INGRESS
,
66 MLX5_FLOW_NAMESPACE_SNIFFER_RX
,
67 MLX5_FLOW_NAMESPACE_SNIFFER_TX
,
70 struct mlx5_flow_table
;
71 struct mlx5_flow_group
;
72 struct mlx5_flow_rule
;
73 struct mlx5_flow_namespace
;
75 struct mlx5_flow_spec
{
76 u8 match_criteria_enable
;
77 u32 match_criteria
[MLX5_ST_SZ_DW(fte_match_param
)];
78 u32 match_value
[MLX5_ST_SZ_DW(fte_match_param
)];
81 struct mlx5_flow_destination
{
82 enum mlx5_flow_destination_type type
;
85 struct mlx5_flow_table
*ft
;
87 struct mlx5_fc
*counter
;
91 struct mlx5_flow_namespace
*
92 mlx5_get_flow_namespace(struct mlx5_core_dev
*dev
,
93 enum mlx5_flow_namespace_type type
);
95 struct mlx5_flow_table
*
96 mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace
*ns
,
98 int num_flow_table_entries
,
102 struct mlx5_flow_table
*
103 mlx5_create_flow_table(struct mlx5_flow_namespace
*ns
,
105 int num_flow_table_entries
,
107 struct mlx5_flow_table
*
108 mlx5_create_vport_flow_table(struct mlx5_flow_namespace
*ns
,
110 int num_flow_table_entries
,
111 u32 level
, u16 vport
);
112 struct mlx5_flow_table
*mlx5_create_lag_demux_flow_table(
113 struct mlx5_flow_namespace
*ns
,
114 int prio
, u32 level
);
115 int mlx5_destroy_flow_table(struct mlx5_flow_table
*ft
);
117 /* inbox should be set with the following values:
120 * match_criteria_enable
123 struct mlx5_flow_group
*
124 mlx5_create_flow_group(struct mlx5_flow_table
*ft
, u32
*in
);
125 void mlx5_destroy_flow_group(struct mlx5_flow_group
*fg
);
127 /* Single destination per rule.
128 * Group ID is implied by the match criteria.
130 struct mlx5_flow_rule
*
131 mlx5_add_flow_rule(struct mlx5_flow_table
*ft
,
132 struct mlx5_flow_spec
*spec
,
135 struct mlx5_flow_destination
*dest
);
136 void mlx5_del_flow_rule(struct mlx5_flow_rule
*fr
);
138 int mlx5_modify_rule_destination(struct mlx5_flow_rule
*rule
,
139 struct mlx5_flow_destination
*dest
);
141 struct mlx5_fc
*mlx5_flow_rule_counter(struct mlx5_flow_rule
*rule
);
142 struct mlx5_fc
*mlx5_fc_create(struct mlx5_core_dev
*dev
, bool aging
);
143 void mlx5_fc_destroy(struct mlx5_core_dev
*dev
, struct mlx5_fc
*counter
);
144 void mlx5_fc_query_cached(struct mlx5_fc
*counter
,
145 u64
*bytes
, u64
*packets
, u64
*lastuse
);