drm/i915: Use an uninterruptible wait for page-flips during modeset
authorChris Wilson <chris@chris-wilson.co.uk>
Thu, 23 Sep 2010 22:04:43 +0000 (23:04 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 24 Sep 2010 13:19:57 +0000 (14:19 +0100)
We need to drain the pending flips prior to disabling the pipe during
modeset, and these need to be done in an uninterruptible fashion.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

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