drm/i915: Reject changes of fb base when we have a flip pending

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This should be impossible due to the wait for outstanding flips that the
caller is meant to perform prior to updating the scanout base. Paranoia
tells me to check anyway.

References: https://bugs.freedesktop.org/show_bug.cgi?id=75502
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Chris Wilson 2014-03-04 13:15:08 +00:00 • committed by Daniel Vetter

parent 227213438a

commit 7d5e379989

1 changed files with 24 additions and 19 deletions

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43

drivers/gpu/drm/i915/intel_display.c

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