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

Keith Packard keithp at keithp.com
Mon Aug 8 11:42:56 PDT 2011

On Mon, 8 Aug 2011 09:30:10 -0700, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:

> 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.

So, I'd like to know if we could unlock the panel registers on pre-PCH
hardware as well at init time; that way I could remove the unlock code
From intel_lvds_prepare too. Should it be possible to set the
PANEL_UNLOCK_REGS bits for pre-PCH hardware without having the target off?

keith.packard at intel.com
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