1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
2 | /* Copyright (c) 2020 Mellanox Technologies. */ |
3 | |
4 | #ifndef __MLX5E_DCBNL_H__ |
5 | #define __MLX5E_DCBNL_H__ |
6 | |
7 | #ifdef CONFIG_MLX5_CORE_EN_DCB |
8 | |
9 | #define MLX5E_MAX_PRIORITY (8) |
10 | |
11 | struct mlx5e_cee_config { |
12 | /* bw pct for priority group */ |
13 | u8 pg_bw_pct[CEE_DCBX_MAX_PGS]; |
14 | u8 prio_to_pg_map[CEE_DCBX_MAX_PRIO]; |
15 | bool pfc_setting[CEE_DCBX_MAX_PRIO]; |
16 | bool pfc_enable; |
17 | }; |
18 | |
19 | struct mlx5e_dcbx { |
20 | enum mlx5_dcbx_oper_mode mode; |
21 | struct mlx5e_cee_config cee_cfg; /* pending configuration */ |
22 | u8 dscp_app_cnt; |
23 | |
24 | /* The only setting that cannot be read from FW */ |
25 | u8 tc_tsa[IEEE_8021QAZ_MAX_TCS]; |
26 | u8 cap; |
27 | |
28 | /* Buffer configuration */ |
29 | bool manual_buffer; |
30 | u32 cable_len; |
31 | u32 xoff; |
32 | u16 port_buff_cell_sz; |
33 | }; |
34 | |
35 | #define MLX5E_MAX_DSCP (64) |
36 | |
37 | struct mlx5e_dcbx_dp { |
38 | u8 dscp2prio[MLX5E_MAX_DSCP]; |
39 | u8 trust_state; |
40 | }; |
41 | |
42 | void mlx5e_dcbnl_build_netdev(struct net_device *netdev); |
43 | void mlx5e_dcbnl_initialize(struct mlx5e_priv *priv); |
44 | void mlx5e_dcbnl_init_app(struct mlx5e_priv *priv); |
45 | void mlx5e_dcbnl_delete_app(struct mlx5e_priv *priv); |
46 | #else |
47 | static inline void mlx5e_dcbnl_build_netdev(struct net_device *netdev) {} |
48 | static inline void mlx5e_dcbnl_initialize(struct mlx5e_priv *priv) {} |
49 | static inline void mlx5e_dcbnl_init_app(struct mlx5e_priv *priv) {} |
50 | static inline void mlx5e_dcbnl_delete_app(struct mlx5e_priv *priv) {} |
51 | #endif |
52 | |
53 | #endif /* __MLX5E_DCBNL_H__ */ |
54 | |