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/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
#ifndef __MLX5_EN_FLOW_METER_H__
#define __MLX5_EN_FLOW_METER_H__
struct mlx5e_post_meter_priv;
struct mlx5e_flow_meter_aso_obj;
struct mlx5e_flow_meters;
struct mlx5_flow_attr;
enum mlx5e_flow_meter_mode {
MLX5_RATE_LIMIT_BPS,
MLX5_RATE_LIMIT_PPS,
};
struct mlx5e_flow_meter_params {
enum mlx5e_flow_meter_mode mode;
/* police action index */
u32 index;
u64 rate;
u64 burst;
};
struct mlx5e_flow_meter_handle {
struct mlx5e_flow_meters *flow_meters;
struct mlx5e_flow_meter_aso_obj *meters_obj;
u32 obj_id;
u8 idx;
int refcnt;
struct hlist_node hlist;
struct mlx5e_flow_meter_params params;
struct mlx5_fc *green_counter;
struct mlx5_fc *red_counter;
};
struct mlx5e_meter_attr {
struct mlx5e_flow_meter_params params;
struct mlx5e_flow_meter_handle *meter;
struct mlx5e_post_meter_priv *post_meter;
};
int
mlx5e_tc_meter_modify(struct mlx5_core_dev *mdev,
struct mlx5e_flow_meter_handle *meter,
struct mlx5e_flow_meter_params *meter_params);
struct mlx5e_flow_meter_handle *
mlx5e_tc_meter_get(struct mlx5_core_dev *mdev, struct mlx5e_flow_meter_params *params);
void
mlx5e_tc_meter_put(struct mlx5e_flow_meter_handle *meter);
int
mlx5e_tc_meter_update(struct mlx5e_flow_meter_handle *meter,
struct mlx5e_flow_meter_params *params);
struct mlx5e_flow_meter_handle *
mlx5e_tc_meter_replace(struct mlx5_core_dev *mdev, struct mlx5e_flow_meter_params *params);
enum mlx5_flow_namespace_type
mlx5e_tc_meter_get_namespace(struct mlx5e_flow_meters *flow_meters);
struct mlx5e_flow_meters *
mlx5e_flow_meters_init(struct mlx5e_priv *priv,
enum mlx5_flow_namespace_type ns_type,
struct mlx5e_post_act *post_action);
void
mlx5e_flow_meters_cleanup(struct mlx5e_flow_meters *flow_meters);
void
mlx5e_tc_meter_get_stats(struct mlx5e_flow_meter_handle *meter,
u64 *bytes, u64 *packets, u64 *drops, u64 *lastuse);
#endif /* __MLX5_EN_FLOW_METER_H__ */
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