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: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index 3cb570ac2b80cd6428b6c95e147ea2775c8f19af..5fe320c5a60ec11b8ea257fb9b8aae6cb5e8eb72 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -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;

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index c568dd927330f7561a05982e625a83a10f0e7b37..5cb9fa7aec61b32d157cc8adf51ef5ea74717073 100644 (file)
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -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);