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IB/mlx5: Enable UAR to have DevX UID

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UID field was added to alloc_uar and dealloc_uar PRM command, to specify
DevX UID for UAR. This change enables firmware validating user access to
its own UAR resources.

For the kernel allocated UARs the UID will stay 0 as of today.

Signed-off-by: Meir Lichtinger <meirl@nvidia.com>
Reviewed-by: Yishai Hadas <yishaih@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
This commit is contained in:
Meir Lichtinger 2021-09-22 11:28:51 +03:00 • committed by Leon Romanovsky
parent 8de1e9b01b
commit d2c8a1554c
5 changed files with 67 additions and 34 deletions
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2
include/linux/mlx5/driver.h
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@ -1005,8 +1005,6 @@ void mlx5_cmd_mbox_status(void *out, u8 *status, u32 *syndrome);
bool mlx5_cmd_is_down(struct mlx5_core_dev *dev);
int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type);
int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn);
int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn);
void mlx5_health_flush(struct mlx5_core_dev *dev);
void mlx5_health_cleanup(struct mlx5_core_dev *dev);
int mlx5_health_init(struct mlx5_core_dev *dev);