[PATCH v8 04/29] iommu: Use enum iommu_hw_info_type for type in hw_info op

[Jason Gunthorpe]

On Fri, Jul 04, 2025 at 06:13:20PM -0700, Nicolin Chen wrote:
> Replace u32 to make it clear. No functional changes.
> 
> Also simplify the kdoc since the type itself is clear enough.
> 
> Reviewed-by: Pranjal Shrivastava <praan at google.com>
> Reviewed-by: Kevin Tian <kevin.tian at intel.com>
> Signed-off-by: Nicolin Chen <nicolinc at nvidia.com>
> ---
>  include/linux/iommu.h                               | 6 +++---
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c | 3 ++-
>  drivers/iommu/intel/iommu.c                         | 3 ++-
>  drivers/iommu/iommufd/selftest.c                    | 3 ++-
>  4 files changed, 9 insertions(+), 6 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>

Jason