linux-kernel - Re: Linux 2.6.37-rc8 (no fb)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <AANLkTikk3Z_p+-uRB4iF8CUuMAyuKVtPbuht=hQOm2uH@mail.gmail.com>
Date:	Thu, 30 Dec 2010 00:09:56 +0100
From:	Alex Riesen <raa.lkml@...il.com>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	dri-devel@...ts.freedesktop.org,
	Jeff Chua <jeff.chua.linux@...il.com>
Subject: Re: Linux 2.6.37-rc8 (no fb)

On Wed, Dec 29, 2010 at 22:53, Jesse Barnes <jbarnes@...tuousgeek.org> wrote:
>> > Doesn't change anything here. Display stays blank.
>>
>> Sounds like your problem is separate from SSC then, more likely related
>> to panel power or backlight control.  Have you tried bisecting 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.  Can you try this patch?

Tried. Does not work.

> 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 on?

See the links below (sorry, they files are a bit large):

Before running "xset dpms force standby":

  http://vin-soft.org/~raa/public/test/intel_gpu_dump-before

After running "sleep 3"

  http://vin-soft.org/~raa/public/test/intel_gpu_dump-after-suspend

After running "xset dpms force on"

  http://vin-soft.org/~raa/public/test/intel_gpu_dump-after-xset-on

After closing and opening the lid (displays backlight is back)

  http://vin-soft.org/~raa/public/test/intel_gpu_dump-after-lid
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/