drm: Add an interface to reset the device

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Iterate over the attached CRTCs, encoders and connectors and call the
supplied reset vfunc in order to reset any cached state back to unknown.
Useful after an invalidation event such as a GPU reset or resuming.

Tested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

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Chris Wilson 2011-01-24 15:11:08 +00:00

parent d121a5d2a0

commit eb03355660

2 changed files with 27 additions and 0 deletions

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drivers/gpu/drm/drm_crtc.c

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