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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>
This commit is contained in:
Aviv Heller 2016-05-09 10:38:42 +00:00 committed by Leon Romanovsky
parent 3e75d4ebaa
commit 3bc34f3bcb
2 changed files with 24 additions and 0 deletions
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22
drivers/net/ethernet/mellanox/mlx5/core/lag.c
View File

@ -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;

2
include/linux/mlx5/driver.h
View File

@ -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);