[Acked] [PATCH] drm/i915: disable PCH ports if needed when disabling a CRTC

[Seth Forshee]

On Wed, Jun 22, 2011 at 09:49:34AM +0800, Keng-Yu Lin wrote:
> From: Keng-Yu Lin <keng-yu.lin at canonical.com>
> 
> 
> BugLink: http://bugs.launchpad.net/bugs/791752
> 
> This patch is tailored to apply on top of Ubuntu Natty kernel.
> 
> commit 47a05eca72991039e788b25232061f9c9df9ec23
> Author: Jesse Barnes <jbarnes at virtuousgeek.org>
> Date:   Mon Feb 7 13:46:40 2011 -0800
> 
>     drm/i915: disable PCH ports if needed when disabling a CRTC
> 
>     Disable any PCH ports associated with a pipe when disabling it.  This
>     should prevent transcoder disable failures due to ports still being on.
> 
>     Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
>     [ickle: introduce *_PIPE_ENABLED() macro]
>     Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> 
> Signed-off-by: Keng-Yu Lin <keng-yu.lin at canonical.com>

Backport looks good to me.

Acked-by: Seth Forshee <seth.forshee at canonical.com>