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 11struct 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 19struct 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 37struct mlx5e_dcbx_dp { 38 u8 dscp2prio[MLX5E_MAX_DSCP]; 39 u8 trust_state; 40}; 41 42void mlx5e_dcbnl_build_netdev(struct net_device *netdev); 43void mlx5e_dcbnl_initialize(struct mlx5e_priv *priv); 44void mlx5e_dcbnl_init_app(struct mlx5e_priv *priv); 45void mlx5e_dcbnl_delete_app(struct mlx5e_priv *priv); 46#else 47static inline void mlx5e_dcbnl_build_netdev(struct net_device *netdev) {} 48static inline void mlx5e_dcbnl_initialize(struct mlx5e_priv *priv) {} 49static inline void mlx5e_dcbnl_init_app(struct mlx5e_priv *priv) {} 50static inline void mlx5e_dcbnl_delete_app(struct mlx5e_priv *priv) {} 51#endif 52 53#endif /* __MLX5E_DCBNL_H__ */ 54