| /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| /* Copyright (c) 2021 Mellanox Technologies Ltd */ |
| |
| #ifndef __LIB_MLX5_SF_H__ |
| #define __LIB_MLX5_SF_H__ |
| |
| #include <linux/mlx5/driver.h> |
| |
| static inline u16 mlx5_sf_start_function_id(const struct mlx5_core_dev *dev) |
| { |
| return MLX5_CAP_GEN(dev, sf_base_id); |
| } |
| |
| #ifdef CONFIG_MLX5_SF |
| |
| static inline bool mlx5_sf_supported(const struct mlx5_core_dev *dev) |
| { |
| return MLX5_CAP_GEN(dev, sf); |
| } |
| |
| static inline u16 mlx5_sf_max_functions(const struct mlx5_core_dev *dev) |
| { |
| if (!mlx5_sf_supported(dev)) |
| return 0; |
| if (MLX5_CAP_GEN(dev, max_num_sf)) |
| return MLX5_CAP_GEN(dev, max_num_sf); |
| else |
| return 1 << MLX5_CAP_GEN(dev, log_max_sf); |
| } |
| |
| #else |
| |
| static inline bool mlx5_sf_supported(const struct mlx5_core_dev *dev) |
| { |
| return false; |
| } |
| |
| static inline u16 mlx5_sf_max_functions(const struct mlx5_core_dev *dev) |
| { |
| return 0; |
| } |
| |
| #endif |
| |
| #endif |
