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author	Thierry Reding <treding@nvidia.com>
	Thu, 9 Sep 2021 13:51:24 +0000 (15:51 +0200)
committer	Thierry Reding <treding@nvidia.com>
	Thu, 16 Dec 2021 13:07:06 +0000 (14:07 +0100)
commit	c6aeaf56f468a565f6d2f27325fc07d35cdcd3cb
tree	b2b15454b61f09b1ea0fd281af0dff3ce5a77941	tree \| snapshot
parent	7a56783850772feb2cbf1dabdce617f5941a57c0	commit \| diff

drm/tegra: Implement correct DMA-BUF semantics

DMA-BUF requires that each device that accesses a DMA-BUF attaches to it
separately. To do so the host1x_bo_pin() and host1x_bo_unpin() functions
need to be reimplemented so that they can return a mapping, which either
represents an attachment or a map of the driver's own GEM object.

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

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drivers/gpu/drm/tegra/gem.c		diff \| blob \| history
drivers/gpu/drm/tegra/plane.c		diff \| blob \| history
drivers/gpu/drm/tegra/plane.h		diff \| blob \| history
drivers/gpu/drm/tegra/submit.c		diff \| blob \| history
drivers/gpu/drm/tegra/uapi.c		diff \| blob \| history
drivers/gpu/drm/tegra/uapi.h		diff \| blob \| history
drivers/gpu/host1x/job.c		diff \| blob \| history
drivers/gpu/host1x/job.h		diff \| blob \| history
include/linux/host1x.h		diff \| blob \| history