Commit 97a8a8c1 authored by Mark Bloch's avatar Mark Bloch Committed by Saeed Mahameed
Browse files

net/mlx5: Return mdev from eswitch 



Export a function so users can retrieve the mellanox device that manages
the eswitch from the eswitch device.

Signed-off-by: default avatarMark Bloch <mbloch@nvidia.com>
Reviewed-by: default avatarMark Zhang <markzhang@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent 616d5769

drivers/net/ethernet/mellanox/mlx5/core/eswitch.c

+12 −0
Original line number Diff line number Diff line
@@ -2384,3 +2384,15 @@ u16 mlx5_eswitch_get_total_vports(const struct mlx5_core_dev *dev) 
	return mlx5_esw_allowed(esw) ? esw->total_vports : 0;

}

EXPORT_SYMBOL_GPL(mlx5_eswitch_get_total_vports);



/**

 * mlx5_eswitch_get_core_dev - Get the mdev device

 * @esw : eswitch device.

 *

 * Return the mellanox core device which manages the eswitch.

 */

struct mlx5_core_dev *mlx5_eswitch_get_core_dev(struct mlx5_eswitch *esw)

{

	return mlx5_esw_allowed(esw) ? esw->dev : NULL;

}

EXPORT_SYMBOL(mlx5_eswitch_get_core_dev);

include/linux/mlx5/eswitch.h

+6 −0
Original line number Diff line number Diff line
@@ -128,6 +128,7 @@ u32 mlx5_eswitch_get_vport_metadata_for_set(struct mlx5_eswitch *esw, 


u8 mlx5_eswitch_mode(struct mlx5_core_dev *dev);

u16 mlx5_eswitch_get_total_vports(const struct mlx5_core_dev *dev);

struct mlx5_core_dev *mlx5_eswitch_get_core_dev(struct mlx5_eswitch *esw);



#else  /* CONFIG_MLX5_ESWITCH */
@@ -171,6 +172,11 @@ static inline u16 mlx5_eswitch_get_total_vports(const struct mlx5_core_dev *dev) 
	return 0;

}



static inline struct mlx5_core_dev *mlx5_eswitch_get_core_dev(struct mlx5_eswitch *esw)

{

	return NULL;

}



#endif /* CONFIG_MLX5_ESWITCH */



static inline bool is_mdev_switchdev_mode(struct mlx5_core_dev *dev)