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| author | Mark Bloch <mbloch@nvidia.com> | 2021-08-03 16:19:46 -0700 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-08-05 13:49:23 -0700 |
| commit | 97a8a8c1f985baf13a3d0d252b787850330d2ea7 (patch) | |
| tree | 53a137bb8922a2be1f7445794ae5da065cfcd0da | |
| parent | 616d5769345528b989294a242a5906b157a92837 (diff) | |
| download | lwn-97a8a8c1f985baf13a3d0d252b787850330d2ea7.tar.gz lwn-97a8a8c1f985baf13a3d0d252b787850330d2ea7.zip | |
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: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Mark Zhang <markzhang@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 12 | ||||
| -rw-r--r-- | include/linux/mlx5/eswitch.h | 6 |
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 97e6cb6f13c1..b65a472067d2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -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); diff --git a/include/linux/mlx5/eswitch.h b/include/linux/mlx5/eswitch.h index bc7db2e059eb..c2a34ff85188 100644 --- a/include/linux/mlx5/eswitch.h +++ b/include/linux/mlx5/eswitch.h @@ -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) |