1 /*
2 * Copyright (c) 2016, 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_EN_TC_H__
34 #define __MLX5_EN_TC_H__
35
36 #include <net/pkt_cls.h>
37
38 #define MLX5E_TC_FLOW_ID_MASK 0x0000ffff
39
40 #ifdef CONFIG_MLX5_ESWITCH
41
42 enum {
43 MLX5E_TC_INGRESS = BIT(0),
44 MLX5E_TC_EGRESS = BIT(1),
45 MLX5E_TC_LAST_EXPORTED_BIT = 1,
46 };
47
48 int mlx5e_tc_nic_init(struct mlx5e_priv *priv);
49 void mlx5e_tc_nic_cleanup(struct mlx5e_priv *priv);
50
51 int mlx5e_tc_esw_init(struct rhashtable *tc_ht);
52 void mlx5e_tc_esw_cleanup(struct rhashtable *tc_ht);
53
54 int mlx5e_configure_flower(struct mlx5e_priv *priv,
55 struct tc_cls_flower_offload *f, int flags);
56 int mlx5e_delete_flower(struct mlx5e_priv *priv,
57 struct tc_cls_flower_offload *f, int flags);
58
59 int mlx5e_stats_flower(struct mlx5e_priv *priv,
60 struct tc_cls_flower_offload *f, int flags);
61
62 struct mlx5e_encap_entry;
63 void mlx5e_tc_encap_flows_add(struct mlx5e_priv *priv,
64 struct mlx5e_encap_entry *e);
65 void mlx5e_tc_encap_flows_del(struct mlx5e_priv *priv,
66 struct mlx5e_encap_entry *e);
67
68 struct mlx5e_neigh_hash_entry;
69 void mlx5e_tc_update_neigh_used_value(struct mlx5e_neigh_hash_entry *nhe);
70
71 int mlx5e_tc_num_filters(struct mlx5e_priv *priv);
72
73 #else /* CONFIG_MLX5_ESWITCH */
mlx5e_tc_nic_init(struct mlx5e_priv * priv)74 static inline int mlx5e_tc_nic_init(struct mlx5e_priv *priv) { return 0; }
mlx5e_tc_nic_cleanup(struct mlx5e_priv * priv)75 static inline void mlx5e_tc_nic_cleanup(struct mlx5e_priv *priv) {}
mlx5e_tc_num_filters(struct mlx5e_priv * priv)76 static inline int mlx5e_tc_num_filters(struct mlx5e_priv *priv) { return 0; }
77 #endif
78
79 #endif /* __MLX5_EN_TC_H__ */
80
