| /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| /* Copyright (c) 2021, Mellanox Technologies inc. All rights reserved. */ |
| |
| #ifndef __MLX5_EN_RX_RES_H__ |
| #define __MLX5_EN_RX_RES_H__ |
| |
| #include <linux/kernel.h> |
| #include "rqt.h" |
| #include "tir.h" |
| #include "fs.h" |
| #include "rss.h" |
| |
| struct mlx5e_rx_res; |
| |
| struct mlx5e_channels; |
| struct mlx5e_rss_params_hash; |
| |
| enum mlx5e_rx_res_features { |
| MLX5E_RX_RES_FEATURE_INNER_FT = BIT(0), |
| MLX5E_RX_RES_FEATURE_XSK = BIT(1), |
| MLX5E_RX_RES_FEATURE_PTP = BIT(2), |
| }; |
| |
| /* Setup */ |
| struct mlx5e_rx_res *mlx5e_rx_res_alloc(void); |
| int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev, |
| enum mlx5e_rx_res_features features, unsigned int max_nch, |
| u32 drop_rqn, const struct mlx5e_packet_merge_param *init_pkt_merge_param, |
| unsigned int init_nch); |
| void mlx5e_rx_res_destroy(struct mlx5e_rx_res *res); |
| void mlx5e_rx_res_free(struct mlx5e_rx_res *res); |
| |
| /* TIRN getters for flow steering */ |
| u32 mlx5e_rx_res_get_tirn_direct(struct mlx5e_rx_res *res, unsigned int ix); |
| u32 mlx5e_rx_res_get_tirn_xsk(struct mlx5e_rx_res *res, unsigned int ix); |
| u32 mlx5e_rx_res_get_tirn_rss(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt); |
| u32 mlx5e_rx_res_get_tirn_rss_inner(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt); |
| u32 mlx5e_rx_res_get_tirn_ptp(struct mlx5e_rx_res *res); |
| |
| /* Activate/deactivate API */ |
| void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs); |
| void mlx5e_rx_res_channels_deactivate(struct mlx5e_rx_res *res); |
| int mlx5e_rx_res_xsk_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs, |
| unsigned int ix); |
| int mlx5e_rx_res_xsk_deactivate(struct mlx5e_rx_res *res, unsigned int ix); |
| |
| /* Configuration API */ |
| void mlx5e_rx_res_rss_set_indir_uniform(struct mlx5e_rx_res *res, unsigned int nch); |
| int mlx5e_rx_res_rss_get_rxfh(struct mlx5e_rx_res *res, u32 rss_idx, |
| u32 *indir, u8 *key, u8 *hfunc); |
| int mlx5e_rx_res_rss_set_rxfh(struct mlx5e_rx_res *res, u32 rss_idx, |
| const u32 *indir, const u8 *key, const u8 *hfunc); |
| |
| u8 mlx5e_rx_res_rss_get_hash_fields(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt); |
| int mlx5e_rx_res_rss_set_hash_fields(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt, |
| u8 rx_hash_fields); |
| int mlx5e_rx_res_packet_merge_set_param(struct mlx5e_rx_res *res, |
| struct mlx5e_packet_merge_param *pkt_merge_param); |
| |
| int mlx5e_rx_res_rss_init(struct mlx5e_rx_res *res, u32 *rss_idx, unsigned int init_nch); |
| int mlx5e_rx_res_rss_destroy(struct mlx5e_rx_res *res, u32 rss_idx); |
| int mlx5e_rx_res_rss_cnt(struct mlx5e_rx_res *res); |
| int mlx5e_rx_res_rss_index(struct mlx5e_rx_res *res, struct mlx5e_rss *rss); |
| struct mlx5e_rss *mlx5e_rx_res_rss_get(struct mlx5e_rx_res *res, u32 rss_idx); |
| |
| /* Workaround for hairpin */ |
| struct mlx5e_rss_params_hash mlx5e_rx_res_get_current_hash(struct mlx5e_rx_res *res); |
| |
| /* Accel TIRs */ |
| int mlx5e_rx_res_tls_tir_create(struct mlx5e_rx_res *res, unsigned int rxq, |
| struct mlx5e_tir *tir); |
| #endif /* __MLX5_EN_RX_RES_H__ */ |