1/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2/* Copyright (c) 2021, Mellanox Technologies inc. All rights reserved. */
3
4#ifndef __MLX5_EN_RX_RES_H__
5#define __MLX5_EN_RX_RES_H__
6
7#include <linux/kernel.h>
8#include "rqt.h"
9#include "tir.h"
10#include "fs.h"
11#include "rss.h"
12
13struct mlx5e_rx_res;
14
15struct mlx5e_channels;
16struct mlx5e_rss_params_hash;
17
18enum mlx5e_rx_res_features {
19	MLX5E_RX_RES_FEATURE_INNER_FT = BIT(0),
20	MLX5E_RX_RES_FEATURE_PTP = BIT(1),
21	MLX5E_RX_RES_FEATURE_MULTI_VHCA = BIT(2),
22};
23
24/* Setup */
25struct mlx5e_rx_res *
26mlx5e_rx_res_create(struct mlx5_core_dev *mdev, enum mlx5e_rx_res_features features,
27		    unsigned int max_nch, u32 drop_rqn,
28		    const struct mlx5e_packet_merge_param *init_pkt_merge_param,
29		    unsigned int init_nch);
30void mlx5e_rx_res_destroy(struct mlx5e_rx_res *res);
31
32/* TIRN getters for flow steering */
33u32 mlx5e_rx_res_get_tirn_direct(struct mlx5e_rx_res *res, unsigned int ix);
34u32 mlx5e_rx_res_get_tirn_rss(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt);
35u32 mlx5e_rx_res_get_tirn_rss_inner(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt);
36u32 mlx5e_rx_res_get_tirn_ptp(struct mlx5e_rx_res *res);
37
38/* Activate/deactivate API */
39void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs);
40void mlx5e_rx_res_channels_deactivate(struct mlx5e_rx_res *res);
41void mlx5e_rx_res_xsk_update(struct mlx5e_rx_res *res, struct mlx5e_channels *chs,
42			     unsigned int ix, bool xsk);
43
44/* Configuration API */
45void mlx5e_rx_res_rss_set_indir_uniform(struct mlx5e_rx_res *res, unsigned int nch);
46int mlx5e_rx_res_rss_get_rxfh(struct mlx5e_rx_res *res, u32 rss_idx,
47			      u32 *indir, u8 *key, u8 *hfunc);
48int mlx5e_rx_res_rss_set_rxfh(struct mlx5e_rx_res *res, u32 rss_idx,
49			      const u32 *indir, const u8 *key, const u8 *hfunc);
50
51int mlx5e_rx_res_rss_get_hash_fields(struct mlx5e_rx_res *res, u32 rss_idx,
52				     enum mlx5_traffic_types tt);
53int mlx5e_rx_res_rss_set_hash_fields(struct mlx5e_rx_res *res, u32 rss_idx,
54				     enum mlx5_traffic_types tt, u8 rx_hash_fields);
55int mlx5e_rx_res_packet_merge_set_param(struct mlx5e_rx_res *res,
56					struct mlx5e_packet_merge_param *pkt_merge_param);
57
58int mlx5e_rx_res_rss_init(struct mlx5e_rx_res *res, u32 *rss_idx, unsigned int init_nch);
59int mlx5e_rx_res_rss_destroy(struct mlx5e_rx_res *res, u32 rss_idx);
60int mlx5e_rx_res_rss_cnt(struct mlx5e_rx_res *res);
61int mlx5e_rx_res_rss_index(struct mlx5e_rx_res *res, struct mlx5e_rss *rss);
62struct mlx5e_rss *mlx5e_rx_res_rss_get(struct mlx5e_rx_res *res, u32 rss_idx);
63void mlx5e_rx_res_rss_update_num_channels(struct mlx5e_rx_res *res, u32 nch);
64
65/* Workaround for hairpin */
66struct mlx5e_rss_params_hash mlx5e_rx_res_get_current_hash(struct mlx5e_rx_res *res);
67
68/* Accel TIRs */
69int mlx5e_rx_res_tls_tir_create(struct mlx5e_rx_res *res, unsigned int rxq,
70				struct mlx5e_tir *tir);
71#endif /* __MLX5_EN_RX_RES_H__ */
72