Bug#660394: Screen goes blank @30 seconds into boot
On Sun, 2012-04-08 at 02:43 +0100, Ben Hutchings wrote:
> On Sat, 2012-04-07 at 18:04 -0400, jheaton5 wrote:
> > On Sat, 2012-04-07 at 21:15 +0100, Ben Hutchings wrote:
> > > On Sat, 2012-04-07 at 13:53 -0500, Jonathan Nieder wrote:
> > > > Ben Hutchings wrote:
> > > >
> > > > > commit 7885d2052bd94395e337709cfba093a41f273ff1
> > > > > Author: Jesse Barnes <jbarnes@virtuousgeek.org>
> > > > > Date: Thu Jan 12 14:51:17 2012 -0800
> > > > >
> > > > > drm/i915: mask transcoder select bits before setting them on LVDS
> > > > >
> > > > > which was included in Linux 3.3.
> > > > >
> > > > > I'll apply it and submit it for inclusion in 3.2.y.
> > > >
> > > > Thanks. Note that Joel tested that patch and it did not fix his
> > > > problem (<http://bugs.debian.org/660394#36>).
> > >
> > > Oops, OK.
> > >
> > > Both Joel and "Wearenotalone" have Sandybridge integrated graphics
> > > processors, though they are D (desktop) and M (mobile) variants
> > > respectively and there may well be significant differences in the
> > > display connections as well.
> > >
> > > There seems to have been some refactoring of i915 display output setup
> > > in Linux 3.2 and subsequent fixes in 3.3. Joel, can you test the
> > > package of Linux 3.3 from experimental?
> > >
> > > Ben.
> > >
> > I installed Linux 3.3 and xserver-xorg-video-intel 2.18.0-2 yesterday.
> > The issue is not fixed. However, I can see the video flashing on and
> > off with a bright light aimed at the screen. Eventually, usually after a
> > few hours, the screen turns on and stays on. This condition is not
> > stable because running xrandr or <ctrl><alt> F1 turn the video off.
>
> As Jonathan said before:
>
> > Please report this on http://bugs.freedesktop.org/ product DRI,
> > component DRM/Intel following instructions from
> >
> > http://intellinuxgraphics.org/how_to_report_bug.html
> >
> > and let us know the bug number so we can track it.
>
> Ben.
>
See Bug No. 48435
Joel
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