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Commit 3bc34f3b authored by Aviv Heller's avatar Aviv Heller Committed by Leon Romanovsky
Browse files

net/mlx5: Vport LAG creation support 



Add interfaces for issuing CREATE_VPORT_LAG and
DESTROY_VPORT_LAG commands.

Used for receiving PF1's eth traffic on PF0's
root ft.

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 3e75d4eb

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

+22 −0
Original line number Diff line number Diff line
@@ -110,6 +110,28 @@ static int mlx5_cmd_destroy_lag(struct mlx5_core_dev *dev) 
	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));

}



int mlx5_cmd_create_vport_lag(struct mlx5_core_dev *dev)

{

	u32  in[MLX5_ST_SZ_DW(create_vport_lag_in)]  = {0};

	u32 out[MLX5_ST_SZ_DW(create_vport_lag_out)] = {0};



	MLX5_SET(create_vport_lag_in, in, opcode, MLX5_CMD_OP_CREATE_VPORT_LAG);



	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));

}

EXPORT_SYMBOL(mlx5_cmd_create_vport_lag);



int mlx5_cmd_destroy_vport_lag(struct mlx5_core_dev *dev)

{

	u32  in[MLX5_ST_SZ_DW(destroy_vport_lag_in)]  = {0};

	u32 out[MLX5_ST_SZ_DW(destroy_vport_lag_out)] = {0};



	MLX5_SET(destroy_vport_lag_in, in, opcode, MLX5_CMD_OP_DESTROY_VPORT_LAG);



	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));

}

EXPORT_SYMBOL(mlx5_cmd_destroy_vport_lag);



static struct mlx5_lag *mlx5_lag_dev_get(struct mlx5_core_dev *dev)

{

	return dev->priv.lag;

include/linux/mlx5/driver.h

+2 −0
Original line number Diff line number Diff line
@@ -944,6 +944,8 @@ int mlx5_register_interface(struct mlx5_interface *intf); 
void mlx5_unregister_interface(struct mlx5_interface *intf);

int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id);



int mlx5_cmd_create_vport_lag(struct mlx5_core_dev *dev);

int mlx5_cmd_destroy_vport_lag(struct mlx5_core_dev *dev);

bool mlx5_lag_is_active(struct mlx5_core_dev *dev);

struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev);