Re: 2.6.25-rc2 Regression Thinkpad acpi

From: Henrique de Moraes Holschuh
Date: Thu Mar 13 2008 - 19:19:34 EST


On Thu, 13 Mar 2008, Jens Axboe wrote:
> On Thu, Mar 13 2008, Lukas Hejtmanek wrote:
> > On Thu, Mar 13, 2008 at 01:46:33PM +0100, Jens Axboe wrote:
> > > They do not generate any events, xev reports nothing. The ThinkVantage
> > > button doesn't generate any events either.
> >
> > what about BIOS upgrade? I think this really should work.
>
> The BIOS isn't that old, probably updated it a couple of months ago.

On a T61/X61 Thinkpad, anything but the very latest BIOS is too old. They
have been modifying the BIOS in areas that are directly related to Linux
support.

> > Ahh, maybe you are facing EC problems? Are you using just stock vanila
> > kernel or some additional patches?

EC problems anywhere in the entire ACPI subsystem can, and have, caused
weird thinkpad-acpi issues.

--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
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