On 25/03/2020 20:16, Thierry Reding wrote:
> From: Thierry Reding <treding@xxxxxxxxxx>
>
> 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@xxxxxxxxxx>
> ---
> 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@xxxxxxxxxx>
Cheers
Jon
--
nvpublic
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