1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2 /* Copyright (c) 2021 Mellanox Technologies. */
3
4 #ifndef __MLX5_EN_TC_SAMPLE_H__
5 #define __MLX5_EN_TC_SAMPLE_H__
6
7 #include "eswitch.h"
8
9 struct mlx5_flow_attr;
10 struct mlx5e_tc_psample;
11 struct mlx5e_post_act;
12
13 struct mlx5e_sample_attr {
14 u32 group_num;
15 u32 rate;
16 u32 trunc_size;
17 u32 restore_obj_id;
18 u32 sampler_id;
19 struct mlx5e_sample_flow *sample_flow;
20 };
21
22 #if IS_ENABLED(CONFIG_MLX5_TC_SAMPLE)
23
24 void mlx5e_tc_sample_skb(struct sk_buff *skb, struct mlx5_mapped_obj *mapped_obj);
25
26 struct mlx5_flow_handle *
27 mlx5e_tc_sample_offload(struct mlx5e_tc_psample *sample_priv,
28 struct mlx5_flow_spec *spec,
29 struct mlx5_flow_attr *attr);
30
31 void
32 mlx5e_tc_sample_unoffload(struct mlx5e_tc_psample *sample_priv,
33 struct mlx5_flow_handle *rule,
34 struct mlx5_flow_attr *attr);
35
36 struct mlx5e_tc_psample *
37 mlx5e_tc_sample_init(struct mlx5_eswitch *esw, struct mlx5e_post_act *post_act);
38
39 void
40 mlx5e_tc_sample_cleanup(struct mlx5e_tc_psample *tc_psample);
41
42 #else /* CONFIG_MLX5_TC_SAMPLE */
43
44 static inline struct mlx5_flow_handle *
mlx5e_tc_sample_offload(struct mlx5e_tc_psample * tc_psample,struct mlx5_flow_spec * spec,struct mlx5_flow_attr * attr)45 mlx5e_tc_sample_offload(struct mlx5e_tc_psample *tc_psample,
46 struct mlx5_flow_spec *spec,
47 struct mlx5_flow_attr *attr)
48 { return ERR_PTR(-EOPNOTSUPP); }
49
50 static inline void
mlx5e_tc_sample_unoffload(struct mlx5e_tc_psample * tc_psample,struct mlx5_flow_handle * rule,struct mlx5_flow_attr * attr)51 mlx5e_tc_sample_unoffload(struct mlx5e_tc_psample *tc_psample,
52 struct mlx5_flow_handle *rule,
53 struct mlx5_flow_attr *attr) {}
54
55 static inline struct mlx5e_tc_psample *
mlx5e_tc_sample_init(struct mlx5_eswitch * esw,struct mlx5e_post_act * post_act)56 mlx5e_tc_sample_init(struct mlx5_eswitch *esw, struct mlx5e_post_act *post_act)
57 { return ERR_PTR(-EOPNOTSUPP); }
58
59 static inline void
mlx5e_tc_sample_cleanup(struct mlx5e_tc_psample * tc_psample)60 mlx5e_tc_sample_cleanup(struct mlx5e_tc_psample *tc_psample) {}
61
62 static inline void
mlx5e_tc_sample_skb(struct sk_buff * skb,struct mlx5_mapped_obj * mapped_obj)63 mlx5e_tc_sample_skb(struct sk_buff *skb, struct mlx5_mapped_obj *mapped_obj) {}
64
65 #endif /* CONFIG_MLX5_TC_SAMPLE */
66 #endif /* __MLX5_EN_TC_SAMPLE_H__ */
67