drm/i915/tv: Poll for DAC state change
authorChris Wilson <chris@chris-wilson.co.uk>
Sat, 4 Sep 2010 23:44:20 +0000 (00:44 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 8 Sep 2010 09:13:36 +0000 (10:13 +0100)
Instead of sleeping for an arbitrary length of time (the documentation
fails to specify how long to wait for) wait until the load detection has
changed state (or at most the 20ms as before).

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

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