Re: [PATCH v13 02/10] iommu/arm-smmu-v3: Use device properties for pasid-num-bits

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On Tue, Mar 02, 2021 at 10:26:38AM +0100, Jean-Philippe Brucker wrote:
> The pasid-num-bits property shouldn't need a dedicated fwspec field,
> it's a job for device properties. Add properties for IORT, and access
> the number of PASID bits using device_property_read_u32().
> 
> Suggested-by: Robin Murphy <robin.murphy@xxxxxxx>
> Acked-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> Reviewed-by: Eric Auger <eric.auger@xxxxxxxxxx>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx>
> ---
>  include/linux/iommu.h                       |  2 --
>  drivers/acpi/arm64/iort.c                   | 13 +++++++------
>  drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c |  3 ++-
>  drivers/iommu/of_iommu.c                    |  5 -----
>  4 files changed, 9 insertions(+), 14 deletions(-)

Acked-by: Will Deacon <will@xxxxxxxxxx>

Will



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