diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/eswitch.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index d6a585a143dc..9f04fd10cb1e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -63,6 +63,29 @@ struct vport_addr { static void esw_destroy_legacy_fdb_table(struct mlx5_eswitch *esw); static void esw_cleanup_vepa_rules(struct mlx5_eswitch *esw); +static int mlx5_eswitch_check(const struct mlx5_core_dev *dev) +{ + if (MLX5_CAP_GEN(dev, port_type) != MLX5_CAP_PORT_TYPE_ETH) + return -EOPNOTSUPP; + + if (!MLX5_ESWITCH_MANAGER(dev)) + return -EPERM; + + return 0; +} + +struct mlx5_eswitch *mlx5_devlink_eswitch_get(struct devlink *devlink) +{ + struct mlx5_core_dev *dev = devlink_priv(devlink); + int err; + + err = mlx5_eswitch_check(dev); + if (err) + return ERR_PTR(err); + + return dev->priv.eswitch; +} + struct mlx5_vport *__must_check mlx5_eswitch_get_vport(struct mlx5_eswitch *esw, u16 vport_num) { |