tir.h

 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_TIR_H__
 5#define __MLX5_EN_TIR_H__
 6
 7#include <linux/kernel.h>
 8
 9struct mlx5e_rss_params_hash {
10	u8 hfunc;
11	u8 toeplitz_hash_key[40];
12	bool symmetric;
13};
14
15struct mlx5e_rss_params_traffic_type {
16	u8 l3_prot_type;
17	u8 l4_prot_type;
18	u32 rx_hash_fields;
19};
20
21struct mlx5e_tir_builder;
22struct mlx5e_packet_merge_param;
23
24struct mlx5e_tir_builder *mlx5e_tir_builder_alloc(bool modify);
25void mlx5e_tir_builder_free(struct mlx5e_tir_builder *builder);
26void mlx5e_tir_builder_clear(struct mlx5e_tir_builder *builder);
27
28void mlx5e_tir_builder_build_inline(struct mlx5e_tir_builder *builder, u32 tdn, u32 rqn);
29void mlx5e_tir_builder_build_rqt(struct mlx5e_tir_builder *builder, u32 tdn,
30				 u32 rqtn, bool inner_ft_support);
31void mlx5e_tir_builder_build_packet_merge(struct mlx5e_tir_builder *builder,
32					  const struct mlx5e_packet_merge_param *pkt_merge_param);
33void mlx5e_tir_builder_build_rss(struct mlx5e_tir_builder *builder,
34				 const struct mlx5e_rss_params_hash *rss_hash,
35				 const struct mlx5e_rss_params_traffic_type *rss_tt,
36				 bool inner);
37void mlx5e_tir_builder_build_direct(struct mlx5e_tir_builder *builder);
38void mlx5e_tir_builder_build_self_lb_block(struct mlx5e_tir_builder *builder,
39					   bool enable_uc_lb,
40					   bool enable_mc_lb);
41void mlx5e_tir_builder_build_tls(struct mlx5e_tir_builder *builder);
42
43struct mlx5_core_dev;
44
45struct mlx5e_tir {
46	struct mlx5_core_dev *mdev;
47	u32 tirn;
48	struct list_head list;
49};
50
51int mlx5e_tir_init(struct mlx5e_tir *tir, struct mlx5e_tir_builder *builder,
52		   struct mlx5_core_dev *mdev, bool reg);
53void mlx5e_tir_destroy(struct mlx5e_tir *tir);
54
55static inline u32 mlx5e_tir_get_tirn(struct mlx5e_tir *tir)
56{
57	return tir->tirn;
58}
59
60int mlx5e_tir_modify(struct mlx5e_tir *tir, struct mlx5e_tir_builder *builder);
61
62#endif /* __MLX5_EN_TIR_H__ */