From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jesse Barnes <jbarnes@virtuousgeek.org>
Subject: Re: Linux 2.6.37-rc8 (no fb)
Date: Wed, 29 Dec 2010 15:13:23 -0800
Message-ID: <20101229151323.4a675097@jbarnes-desktop>
References: <AANLkTi=-dNeeDjcSoznKtwcaNyw1mMXSqepFY89R2i+2@mail.gmail.com>
	<20101229102127.06c0e505.randy.dunlap@oracle.com>
	<AANLkTims54zDXZYjZiiHfSOwy0W=gOF2jV8yopQxFBny@mail.gmail.com>
	<20101229121601.179983b7@jbarnes-desktop>
	<AANLkTikMMpdMr66n-VL9xdNVhmGMaWR74UdF5UB7cdCW@mail.gmail.com>
	<20101229131852.0792aac0@jbarnes-desktop>
	<20101229135315.5fe5c4e5@jbarnes-desktop>
	<AANLkTikk3Z_p+-uRB4iF8CUuMAyuKVtPbuht=hQOm2uH@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: QUOTED-PRINTABLE
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <AANLkTikk3Z_p+-uRB4iF8CUuMAyuKVtPbuht=hQOm2uH@mail.gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
To: Alex Riesen <raa.lkml@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, Randy Dunlap <randy.dunlap@oracle.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, dri-devel@lists.freedesktop.org, Jeff Chua <jeff.chua.linux@gmail.com>
List-Id: dri-devel@lists.freedesktop.org

On Thu, 30 Dec 2010 00:09:56 +0100
Alex Riesen <raa.lkml@gmail.com> wrote:

> On Wed, Dec 29, 2010 at 22:53, Jesse Barnes <jbarnes@virtuousgeek.org=
> wrote:
> >> > Doesn't change anything here. Display stays blank.
> >>
> >> Sounds like your problem is separate from SSC then, more likely re=
lated
> >> to panel power or backlight control. =C2=A0Have you tried bisectin=
g for the
> >> problem between 2.6.35 and 2.6.36?
> >
> > Nevermind, I just checked out the bug, looks like it is panel power
> > related. =C2=A0Can you try this patch?
>=20
> Tried. Does not work.
>=20
> > If it doesn't work, can you send me the output of intel_reg_dumper =
from
> > before you turn off the display and after you try to turn it back o=
n?
>=20
> See the links below (sorry, they files are a bit large):
>=20
> Before running "xset dpms force standby":
>=20
>   http://vin-soft.org/~raa/public/test/intel_gpu_dump-before
>=20
> After running "sleep 3"
>=20
>   http://vin-soft.org/~raa/public/test/intel_gpu_dump-after-suspend
>=20
> After running "xset dpms force on"
>=20
>   http://vin-soft.org/~raa/public/test/intel_gpu_dump-after-xset-on
>=20
> After closing and opening the lid (displays backlight is back)
>=20
>   http://vin-soft.org/~raa/public/test/intel_gpu_dump-after-lid

I need the intel_reg_dumper output, not intel_gpu_dump. :)

--=20
Jesse Barnes, Intel Open Source Technology Center