kernel-2.6.17-1.2139_FC5 broke ACPI S3 on thinkpad T42p

[Matthew Saltzman]

On Tue, 27 Jun 2006, Ed Hill wrote:

> On Tue, 2006-06-27 at 09:48 -0400, Matthew Saltzman wrote:
>> On Tue, 27 Jun 2006, Matthew Saltzman wrote:
>>> On Tue, 27 Jun 2006, Ed Hill wrote:
>>>>
>>>> The current FC5 kernel update (2.6.17-1.2139) broke ACPI S3 sleep on my
>>>> ThinkPad T42p and I've bugzilla-ed it at:
>>>>
>>>>  https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=196835
>>>
>>> Works fine on my T41.  In your bug report, you describe some kernel
>>> parameters.  I don't have any of them in my grub.conf.
>>
>> I should say, "Works fine modulo Radeon power consumption."  That has to
>> be handled specially.  But if it wasn't a problem in the previous kernel,
>> I doubt it's suddenly the problem here.
>
> Hi Matthew,
>
> Thank you for the response!  I've tried all of the suggestions here and
> in the bugzilla report (leaving off the kernel parameters, adding the
> option to xorg.conf, etc.) all to no avail.  So, may I ask a few
> questions?
>
> - are you using the ATI fglrx package [which, btw, is nicely
>   packaged by livna] ?

I use the xorg drivers.  The kernel radeonfb module is needed to control 
the power probem, and I don't think the fglrx driver supports that.

>
> - which radeon card are you using?

01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M7 
LW [Radeon Mobility 7500]

>
> - are you by any chance using the ipw2200 (2915ABG) adapter?

ipw2200.  I'm using the latest drivers though, as described at 
www.ces.clemson.edu/linux.

>
> I'm starting to suspect the above although I'm seeing some very flaky
> behavior where the 2.6.17-1.2139 kernel fails to complete even some of
> the earliest boot stages -- and I'm having *none* of these problems with
> older kernels.  I wonder whats going wrong...?
>
> Ed
>
>

-- 
 		Matthew Saltzman

Clemson University Math Sciences
mjs AT clemson DOT edu
http://www.math.clemson.edu/~mjs