[Intel-gfx] [PATCH 4/4] drm/i915: allow pipe A for lvds on gen4

[Daniel Vetter]

On Tue, Jun 12, 2012 at 12:35:17PM -0300, Eugeni Dodonov wrote:
> On 06/05/2012 05:07 AM, Daniel Vetter wrote:
> > Given the havoc the missing backlight pipe select code might have
> > caused, let's try to re-enabled pipe A support for lvds on gen4 hw.
> > Just to see what all blows up ...
> > 
> > Note though that
> > 
> > commit 4add75c43f39573edc884d46b7c2b7414f01171a
> > Author: Chris Wilson <chris at chris-wilson.co.uk>
> > Date:   Sat Dec 4 17:49:46 2010 +0000
> > 
> >     drm/i915: Allow LVDS to be on pipe A for Ironlake+
> > 
> > claims that this caused tons of spurious wakeups somehow.
> > 
> > More details can be found in the old revert:
> > 
> > commit 12e8ba25ef52f19e7a42e61aecb3c1fef83b2a82
> > Author: Chris Wilson <chris at chris-wilson.co.uk>
> > Date:   Tue Sep 7 23:39:28 2010 +0100
> > 
> >     Revert "drm/i915: Allow LVDS on pipe A on gen4+"
> > 
> >     Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=16307
> > 
> > Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> 
> I think we'll notice soon enough if it breaks something, so why not
> giving it a try?
> 
> Reviewed-by: Eugeni Dodonov <eugeni.dodonov at intel.com>

Thanks for reviewing these, queud all four to -next.
-Daniel
-- 
Daniel Vetter
Mail: daniel at ffwll.ch
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