Fwd: [i915] linux-3.7-rc1 onwards, display goes black.

[Daniel Vetter]

On Mon, Nov 19, 2012 at 06:32:44PM +0100, Daniel Vetter wrote:
> On Fri, Nov 16, 2012 at 02:40:09PM -0300, Tomas M wrote:
> > I sent this to the lkml but i got no reply. maybe im missing something
> > obvious? my report lacks information? or this list is the apropiate
> > place to send ;)
> 
> I tend to not read lkml, too much stuff there ;-) Anyway, please boot with
> drm.debug=0xe added to your kernel, and the grab the complete dmesg.
> 
> For easier tracking it'd be great if you could file this as a bug on
> bugs.freedesktop.org against DRI -> DRM/Intel

Also, please try the patch at

https://patchwork.kernel.org/patch/1728111/

it makes the vbt edp handling a bit more robust, which could be enough
already to get the mbp retina going again.

Thanks, Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch