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Commit db60b802 authored by Aviv Heller's avatar Aviv Heller Committed by Leon Romanovsky
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net/mlx5e: Avoid port remapping of mlx5e netdev TISes 



TISes belonging to the mlx5e NIC should not be
subject to port remap.

Signed-off-by: default avatarAviv Heller <avivh@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent 6a32047a

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

+4 −0
Original line number Diff line number Diff line
@@ -2025,6 +2025,10 @@ static int mlx5e_create_tis(struct mlx5e_priv *priv, int tc) 


	MLX5_SET(tisc, tisc, prio, tc << 1);

	MLX5_SET(tisc, tisc, transport_domain, mdev->mlx5e_res.td.tdn);



	if (mlx5_lag_is_lacp_owner(mdev))

		MLX5_SET(tisc, tisc, strict_lag_tx_port_affinity, 1);



	return mlx5_core_create_tis(mdev, in, sizeof(in), &priv->tisn[tc]);

}

drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h

+12 −0
Original line number Diff line number Diff line
@@ -107,4 +107,16 @@ void mlx5_remove_dev_by_protocol(struct mlx5_core_dev *dev, int protocol); 
void mlx5e_init(void);

void mlx5e_cleanup(void);



static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev)

{

	/* LACP owner conditions:

	 * 1) Function is physical.

	 * 2) LAG is supported by FW.

	 * 3) LAG is managed by driver (currently the only option).

	 */

	return  MLX5_CAP_GEN(dev, vport_group_manager) &&

		   (MLX5_CAP_GEN(dev, num_lag_ports) > 1) &&

		    MLX5_CAP_GEN(dev, lag_master);

}



#endif /* __MLX5_CORE_H__ */