125307a91STariq Toukan /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ 225307a91STariq Toukan /* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */ 325307a91STariq Toukan 425307a91STariq Toukan #ifndef __MLX5_EN_RSS_H__ 525307a91STariq Toukan #define __MLX5_EN_RSS_H__ 625307a91STariq Toukan 725307a91STariq Toukan #include "rqt.h" 825307a91STariq Toukan #include "tir.h" 925307a91STariq Toukan #include "fs.h" 1025307a91STariq Toukan 1125307a91STariq Toukan struct mlx5e_rss_params_traffic_type 1225307a91STariq Toukan mlx5e_rss_get_default_tt_config(enum mlx5_traffic_types tt); 1325307a91STariq Toukan 1425307a91STariq Toukan struct mlx5e_rss; 1525307a91STariq Toukan 1625307a91STariq Toukan struct mlx5e_rss *mlx5e_rss_alloc(void); 1725307a91STariq Toukan void mlx5e_rss_free(struct mlx5e_rss *rss); 1825307a91STariq Toukan int mlx5e_rss_init(struct mlx5e_rss *rss, struct mlx5_core_dev *mdev, 1925307a91STariq Toukan bool inner_ft_support, u32 drop_rqn, 20*a950a93bSKhalid Manaa const struct mlx5e_packet_merge_param *init_pkt_merge_param); 21f01cc58cSTariq Toukan int mlx5e_rss_init_no_tirs(struct mlx5e_rss *rss, struct mlx5_core_dev *mdev, 22f01cc58cSTariq Toukan bool inner_ft_support, u32 drop_rqn); 23f01cc58cSTariq Toukan int mlx5e_rss_cleanup(struct mlx5e_rss *rss); 24f01cc58cSTariq Toukan 25f01cc58cSTariq Toukan void mlx5e_rss_refcnt_inc(struct mlx5e_rss *rss); 26f01cc58cSTariq Toukan void mlx5e_rss_refcnt_dec(struct mlx5e_rss *rss); 27f01cc58cSTariq Toukan unsigned int mlx5e_rss_refcnt_read(struct mlx5e_rss *rss); 2825307a91STariq Toukan 2925307a91STariq Toukan u32 mlx5e_rss_get_tirn(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, 3025307a91STariq Toukan bool inner); 31248d3b4cSTariq Toukan int mlx5e_rss_obtain_tirn(struct mlx5e_rss *rss, 32248d3b4cSTariq Toukan enum mlx5_traffic_types tt, 33*a950a93bSKhalid Manaa const struct mlx5e_packet_merge_param *init_pkt_merge_param, 34248d3b4cSTariq Toukan bool inner, u32 *tirn); 35248d3b4cSTariq Toukan 3625307a91STariq Toukan void mlx5e_rss_enable(struct mlx5e_rss *rss, u32 *rqns, unsigned int num_rqns); 3725307a91STariq Toukan void mlx5e_rss_disable(struct mlx5e_rss *rss); 3825307a91STariq Toukan 39*a950a93bSKhalid Manaa int mlx5e_rss_packet_merge_set_param(struct mlx5e_rss *rss, 40*a950a93bSKhalid Manaa struct mlx5e_packet_merge_param *pkt_merge_param); 4125307a91STariq Toukan int mlx5e_rss_get_rxfh(struct mlx5e_rss *rss, u32 *indir, u8 *key, u8 *hfunc); 4225307a91STariq Toukan int mlx5e_rss_set_rxfh(struct mlx5e_rss *rss, const u32 *indir, 4325307a91STariq Toukan const u8 *key, const u8 *hfunc, 4425307a91STariq Toukan u32 *rqns, unsigned int num_rqns); 4525307a91STariq Toukan struct mlx5e_rss_params_hash mlx5e_rss_get_hash(struct mlx5e_rss *rss); 4625307a91STariq Toukan u8 mlx5e_rss_get_hash_fields(struct mlx5e_rss *rss, enum mlx5_traffic_types tt); 4725307a91STariq Toukan int mlx5e_rss_set_hash_fields(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, 4825307a91STariq Toukan u8 rx_hash_fields); 4925307a91STariq Toukan void mlx5e_rss_set_indir_uniform(struct mlx5e_rss *rss, unsigned int nch); 5025307a91STariq Toukan #endif /* __MLX5_EN_RSS_H__ */ 51