diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/vport.c | 4 | ||||
| -rw-r--r-- | include/linux/mlx5/driver.h | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c index 06019d00ab7b..5abfec1c3399 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c @@ -926,12 +926,16 @@ static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev, int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev) { + if (atomic_inc_return(&mdev->roce.roce_en) != 1) + return 0; return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED); } EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce); int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev) { + if (atomic_dec_return(&mdev->roce.roce_en) != 0) + return 0; return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED); } EXPORT_SYMBOL_GPL(mlx5_nic_vport_disable_roce); diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 08e99bd2cd77..32b0835d4491 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -777,6 +777,7 @@ struct mlx5_core_dev { struct mlx5e_resources mlx5e_res; struct { struct mlx5_rsvd_gids reserved_gids; + atomic_t roce_en; } roce; #ifdef CONFIG_MLX5_FPGA struct mlx5_fpga_device *fpga; |