drm/i915/tv: Sleep before checking for state changes.
authorChris Wilson <chris@chris-wilson.co.uk>
Wed, 22 Sep 2010 18:10:09 +0000 (19:10 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Thu, 23 Sep 2010 10:05:44 +0000 (11:05 +0100)
We need to wait for the PLLs to settle prior to detecting the state
changes. The BIOS writers guide suggests waiting for the next vblank.

Reported-by: Carlos R. Mafra <crmafra2@gmail.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

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