| /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| /* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */ |
| |
| #ifndef __MLX5_EN_RSS_H__ |
| #define __MLX5_EN_RSS_H__ |
| |
| #include "rqt.h" |
| #include "tir.h" |
| #include "fs.h" |
| |
| enum mlx5e_rss_init_type { |
| MLX5E_RSS_INIT_NO_TIRS = 0, |
| MLX5E_RSS_INIT_TIRS |
| }; |
| |
| struct mlx5e_rss_params_traffic_type |
| mlx5e_rss_get_default_tt_config(enum mlx5_traffic_types tt); |
| |
| struct mlx5e_rss; |
| |
| int mlx5e_rss_params_indir_init(struct mlx5e_rss_params_indir *indir, struct mlx5_core_dev *mdev, |
| u32 actual_table_size, u32 max_table_size); |
| void mlx5e_rss_params_indir_cleanup(struct mlx5e_rss_params_indir *indir); |
| void mlx5e_rss_params_indir_modify_actual_size(struct mlx5e_rss *rss, u32 num_channels); |
| struct mlx5e_rss *mlx5e_rss_init(struct mlx5_core_dev *mdev, bool inner_ft_support, u32 drop_rqn, |
| const struct mlx5e_packet_merge_param *init_pkt_merge_param, |
| enum mlx5e_rss_init_type type, unsigned int nch, |
| unsigned int max_nch); |
| int mlx5e_rss_cleanup(struct mlx5e_rss *rss); |
| |
| void mlx5e_rss_refcnt_inc(struct mlx5e_rss *rss); |
| void mlx5e_rss_refcnt_dec(struct mlx5e_rss *rss); |
| unsigned int mlx5e_rss_refcnt_read(struct mlx5e_rss *rss); |
| |
| u32 mlx5e_rss_get_tirn(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, |
| bool inner); |
| int mlx5e_rss_obtain_tirn(struct mlx5e_rss *rss, |
| enum mlx5_traffic_types tt, |
| const struct mlx5e_packet_merge_param *init_pkt_merge_param, |
| bool inner, u32 *tirn); |
| |
| void mlx5e_rss_enable(struct mlx5e_rss *rss, u32 *rqns, unsigned int num_rqns); |
| void mlx5e_rss_disable(struct mlx5e_rss *rss); |
| |
| int mlx5e_rss_packet_merge_set_param(struct mlx5e_rss *rss, |
| struct mlx5e_packet_merge_param *pkt_merge_param); |
| int mlx5e_rss_get_rxfh(struct mlx5e_rss *rss, u32 *indir, u8 *key, u8 *hfunc); |
| int mlx5e_rss_set_rxfh(struct mlx5e_rss *rss, const u32 *indir, |
| const u8 *key, const u8 *hfunc, |
| u32 *rqns, unsigned int num_rqns); |
| struct mlx5e_rss_params_hash mlx5e_rss_get_hash(struct mlx5e_rss *rss); |
| u8 mlx5e_rss_get_hash_fields(struct mlx5e_rss *rss, enum mlx5_traffic_types tt); |
| int mlx5e_rss_set_hash_fields(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, |
| u8 rx_hash_fields); |
| void mlx5e_rss_set_indir_uniform(struct mlx5e_rss *rss, unsigned int nch); |
| #endif /* __MLX5_EN_RSS_H__ */ |