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media: staging: media: tegra-vde: Add IOMMU support

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All Tegra's could provide memory isolation for the video decoder
hardware using IOMMU, it is also required for Tegra30+ in order
to handle sparse dmabuf's which GPU exports in a default kernel
configuration.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Dmitry Osipenko 2019-06-23 13:07:29 -04:00 • committed by Mauro Carvalho Chehab
commit b301f8de19
7 changed files with 1543 additions and 1287 deletions
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