[Intel-gfx] [PATCH 2/4] drm/i915: Leave LVDS registers unlocked

[Jesse Barnes]

On Sat,  6 Aug 2011 10:54:06 -0700
Keith Packard <keithp at keithp.com> wrote:

> There's no reason to relock them; it just makes operations more
> complex. This fixes DPMS where the panel registers were locked making
> the disable not work.
> 
> Signed-off-by: Keith Packard <keithp at keithp.com>

Yep, looks fine.  The only think we might want to sprinkle about are
checks for panel off so we can avoid visible corruption if we whack
timing or fb stuff while the panel is on.

Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>

-- 
Jesse Barnes, Intel Open Source Technology Center