Re: commit 'ACPICA: Minimize the differences between linux GPE code and ACPICA code base' breaks EC GPE on my system

Rafael J. Wysocki
2010-06-11T19:45:41Z

On Friday, June 11, 2010, Rafael J. Wysocki wrote:
> On Friday, June 11, 2010, Maxim Levitsky wrote:
> > Just bisected it.
> >
> > I also tried linux-acpi-next/test, and no change.
> >
> > The sympthoms are that EC does't sent any GPEs, and therefore battery
> > insert/removal events don't show up.
> >
> > It can be see by doing 'grep . /sys/firmware/acpi/interrupts/*'
> > With regression the line is shown like this:
> >
> >
> > /sys/firmware/acpi/interrupts/gpe1C: 1 enabled
> >
> > Without regression it is
> >
> > /sys/firmware/acpi/interrupts/gpe1C: 22889 enabled
> >
> > and steadily increasing.
> >
> > After suspend/resume, regression disappears.
>
> Hmm.
>
> Can you please apply the following patches:
>
> https://patchwork.kernel.org/patch/104903/
> https://patchwork.kernel.org/patch/104912/
> https://patchwork.kernel.org/patch/104909/
> https://patchwork.kernel.org/patch/104911/
> https://patchwork.kernel.org/patch/104910/
>
> on top of current -git and see if the problem is still there?

Also, regardless of whether or not this helps, please try to revert only the
changes made by the "guilty" commit in drivers/acpi/acpica/evxface.c and see
if that helps (this revert will conflict with the patches above, so you'll need
to unapply them before).

Thanks,
Rafael