drm/tegra: Support context isolation

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For engines that support context isolation, allocate a context when
opening a channel, and set up stream ID offset and context fields
when submitting a job.

As of this commit, the stream ID offset and fallback stream ID
are not used when context isolation is disabled. However, with
upcoming patches that enable a full featured job opcode sequence,
these will be necessary.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

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This commit is contained in:

Mikko Perttunen 2022-06-27 17:19:53 +03:00 • committed by Thierry Reding

parent 88c0292f02

commit e09db97889

3 changed files with 91 additions and 3 deletions

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3

drivers/gpu/drm/tegra/drm.h

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48

drivers/gpu/drm/tegra/submit.c

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43

drivers/gpu/drm/tegra/uapi.c

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