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,
46 MLX5_FLOW_TABLE_TUNNEL_EN
= BIT(0),
49 #define LEFTOVERS_RULE_NUM 2
50 static inline void build_leftovers_ft_param(int *priority
,
54 *priority
= 0; /* Priority of leftovers_prio-0 */
55 *n_ent
= LEFTOVERS_RULE_NUM
;
56 *n_grp
= LEFTOVERS_RULE_NUM
;
59 enum mlx5_flow_namespace_type
{
60 MLX5_FLOW_NAMESPACE_BYPASS
,
61 MLX5_FLOW_NAMESPACE_LAG
,
62 MLX5_FLOW_NAMESPACE_OFFLOADS
,
63 MLX5_FLOW_NAMESPACE_ETHTOOL
,
64 MLX5_FLOW_NAMESPACE_KERNEL
,
65 MLX5_FLOW_NAMESPACE_LEFTOVERS
,
66 MLX5_FLOW_NAMESPACE_ANCHOR
,
67 MLX5_FLOW_NAMESPACE_FDB
,
68 MLX5_FLOW_NAMESPACE_ESW_EGRESS
,
69 MLX5_FLOW_NAMESPACE_ESW_INGRESS
,
70 MLX5_FLOW_NAMESPACE_SNIFFER_RX
,
71 MLX5_FLOW_NAMESPACE_SNIFFER_TX
,
74 struct mlx5_flow_table
;
75 struct mlx5_flow_group
;
76 struct mlx5_flow_namespace
;
77 struct mlx5_flow_handle
;
79 struct mlx5_flow_spec
{
80 u8 match_criteria_enable
;
81 u32 match_criteria
[MLX5_ST_SZ_DW(fte_match_param
)];
82 u32 match_value
[MLX5_ST_SZ_DW(fte_match_param
)];
85 struct mlx5_flow_destination
{
86 enum mlx5_flow_destination_type type
;
89 struct mlx5_flow_table
*ft
;
91 struct mlx5_fc
*counter
;
95 struct mlx5_flow_namespace
*
96 mlx5_get_flow_namespace(struct mlx5_core_dev
*dev
,
97 enum mlx5_flow_namespace_type type
);
99 struct mlx5_flow_table
*
100 mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace
*ns
,
102 int num_flow_table_entries
,
107 struct mlx5_flow_table_attr
{
115 struct mlx5_flow_table
*
116 mlx5_create_flow_table(struct mlx5_flow_namespace
*ns
,
117 struct mlx5_flow_table_attr
*ft_attr
);
119 struct mlx5_flow_table
*
120 mlx5_create_vport_flow_table(struct mlx5_flow_namespace
*ns
,
122 int num_flow_table_entries
,
123 u32 level
, u16 vport
);
124 struct mlx5_flow_table
*mlx5_create_lag_demux_flow_table(
125 struct mlx5_flow_namespace
*ns
,
126 int prio
, u32 level
);
127 int mlx5_destroy_flow_table(struct mlx5_flow_table
*ft
);
129 /* inbox should be set with the following values:
132 * match_criteria_enable
135 struct mlx5_flow_group
*
136 mlx5_create_flow_group(struct mlx5_flow_table
*ft
, u32
*in
);
137 void mlx5_destroy_flow_group(struct mlx5_flow_group
*fg
);
139 struct mlx5_flow_act
{
146 #define MLX5_DECLARE_FLOW_ACT(name) \
147 struct mlx5_flow_act name = {MLX5_FLOW_CONTEXT_ACTION_FWD_DEST,\
148 MLX5_FS_DEFAULT_FLOW_TAG, 0, 0}
150 /* Single destination per rule.
151 * Group ID is implied by the match criteria.
153 struct mlx5_flow_handle
*
154 mlx5_add_flow_rules(struct mlx5_flow_table
*ft
,
155 struct mlx5_flow_spec
*spec
,
156 struct mlx5_flow_act
*flow_act
,
157 struct mlx5_flow_destination
*dest
,
159 void mlx5_del_flow_rules(struct mlx5_flow_handle
*fr
);
161 int mlx5_modify_rule_destination(struct mlx5_flow_handle
*handler
,
162 struct mlx5_flow_destination
*new_dest
,
163 struct mlx5_flow_destination
*old_dest
);
165 struct mlx5_fc
*mlx5_flow_rule_counter(struct mlx5_flow_handle
*handler
);
166 struct mlx5_fc
*mlx5_fc_create(struct mlx5_core_dev
*dev
, bool aging
);
167 void mlx5_fc_destroy(struct mlx5_core_dev
*dev
, struct mlx5_fc
*counter
);
168 void mlx5_fc_query_cached(struct mlx5_fc
*counter
,
169 u64
*bytes
, u64
*packets
, u64
*lastuse
);