Date: Sun, 12 Aug 2012 20:25:31 +0200
From: Daniel Vetter <daniel@ffwll.ch>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
        Paulo Zanoni <paulo.r.zanoni@intel.com>,
        Kamal Mostafa <kamal@canonical.com>, Carsten Emde <C.Emde@osadl.org>,
        Eugeni Dodonov <eugeni.dodonov@intel.com>,
        David Airlie <airlied@linux.ie>, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org
Subject: Re: 3.6-rc1 breaks my laptop graphics (intel)
Message-ID: <20120812182530.GG5575@phenom.ffwll.local>
Mail-Followup-To: Greg KH <gregkh@linuxfoundation.org>,
	Paulo Zanoni <paulo.r.zanoni@intel.com>,
	Kamal Mostafa <kamal@canonical.com>,
	Carsten Emde <C.Emde@osadl.org>,
	Eugeni Dodonov <eugeni.dodonov@intel.com>,
	David Airlie <airlied@linux.ie>, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org
References: <20120812182157.GA1949@kroah.com>
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On Sun, Aug 12, 2012 at 11:21:57AM -0700, Greg KH wrote:
> Hi Daniel.
> 
> The 3.6-rc1 kernel breaks my laptop, booting to a black screen when the
> i915 driver initializes itself.  I bisected this down to commit
> 24ded204429fa0f5501d37c63ee35c555c0b75ee (drm/i915: properly enable the
> blc controller on the right pipe), and when I revert that, and also
> a4f32fc3a37e982fffce8ec583643990ff288419 (drm/i915: don't forget the PCH
> backlight registers) which depended on the first patch, my laptop works
> just fine.
> 
> Below is the combined revert.
> 
> Any thoughts?  Any patch I can try out?

http://cgit.freedesktop.org/~danvet/drm-intel/commit/?h=drm-intel-fixes&id=770c12312ad617172b1a65b911d3e6564fc5aca8

which is already merged to drm-intel-fixes.

Thanks, Daniel
-- 
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48
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