[PATCH 1/2] drm/tegra: Fix SMMU support on Tegra124 and Tegra210

[Jon Hunter]

On 25/03/2020 20:16, Thierry Reding wrote:
> From: Thierry Reding <treding at nvidia.com>
> 
> When testing whether or not to enable the use of the SMMU, consult the
> supported DMA mask rather than the actually configured DMA mask, since
> the latter might already have been restricted.
> 
> Fixes: 2d9384ff9177 ("drm/tegra: Relax IOMMU usage criteria on old Tegra")
> Signed-off-by: Thierry Reding <treding at nvidia.com>
> ---
>  drivers/gpu/drm/tegra/drm.c |  3 ++-
>  drivers/gpu/host1x/dev.c    | 13 +++++++++++++
>  include/linux/host1x.h      |  3 +++
>  3 files changed, 18 insertions(+), 1 deletion(-)


Tested-by: Jon Hunter <jonathanh at nvidia.com>

Cheers
Jon

-- 
nvpublic