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/* 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
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