[ltp] x61s suspend problem

[Ashok Leyland]

On Sun, Jan 27, 2008 at 12:48:26PM +0100, Peter Fr?hberger wrote:
> Hi Pete,
> Am Sonntag 27 Januar 2008 01:26:45 schrieben Sie:
> > >>>>> "Peter" == Peter Frühberger <peter.fruehberger@gmail.com> writes:
> >
> >     Peter> I filed a bugreport, some time ago. Someone has tracked this
> >     Peter> issue down to two patches which where introduced into the
> >     Peter> ubuntu kernel as well as into 2.6.23 mainline. The workaround
> >     Peter> for the display being blank after resume was to append the
> >     Peter> s3bios option to grub.
> >
> >     Peter>
> > https://bugs.launchpad.net/ubuntu/+source/linux-source-2.6.22/+bug/153545
> >
> >     Peter> I am running 2.6.24 successfully for 3 days now, did 5
> >     Peter> suspends in a row and everything is fine.
> >
> > Hi Peter
> >
> > a few questions.
> >
> > 1 - do you use the acpi_sleep=s3_bios option with the 2.6.24 kernel ?
> >
> > 2 - are your USB ports OK after resume ?
> >
> > 3 - what procedure did you use to upgrade the kernel ? was it this
> >
> >   http://ubuntuforums.org/showthread.php?t=646755
> >
> > i'm running gutsy on an x61s so would love to know what the final answer
> > is!
> >
> > regards
> > Pete
> 
> I just got the vanilla kernel sources from www.kernel.org. I used the ubuntu 
> config from 2.6.22-14-generic, added the iwlwifi stuff and the snd_hda 
> driver, because ubuntu ships these modules separately.
> 
> I use the following grub options: acpi_sleep=s3_bios,s3_mode acpi_osi="Linux" 
> usbcore autosuspend=1 

FWIW, 'kernel/acpi_video_flags = 3' in /etc/sysctl.conf is equivalent to 
'acpi_sleep=s3_bios,s3_mode' on the kernel command line.

I'm not using 'acpi_osi="Linux"' - should I be?

X61s running 2.6.24, using the in-kernel thinkpad-acpi.