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drm/i915: Ensure panel is on during DPMS off
authorKeith Packard <keithp@keithp.com>
Thu, 6 Oct 2011 02:53:09 +0000 (19:53 -0700)
committerKeith Packard <keithp@keithp.com>
Thu, 6 Oct 2011 02:54:29 +0000 (19:54 -0700)
If the panel is already off, we'll need to turn VDD on to execute the
(useless) DPMS off code. Yes, it would be better to just not do any of
this, but correctness, and *then* performance.

Signed-off-by: Keith Packard <keithp@keithp.com>

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