Re: 2.6.19: ACPI reports AC not present after resume from STD

Rafael J. Wysocki
2006-12-07T19:44:43Z

Hi,

On Thursday, 7 December 2006 19:57, Karasyov, Konstantin A wrote:
> Hi,
>
> Unfortunately, I cannot reproduce this bug on my system, but the problem
> could be solved by adding a resume handler for AC adapter device. Could
> you try the attached patch to see if it helps.

I can reproduce it and the patch doesn't help.

Greetings,
Rafael

> >-----Original Message-----
> >From: linux-acpi-owner@vger.kernel.org [mailto:linux-acpi-
> >owner@vger.kernel.org] On Behalf Of Andrey Borzenkov
> >Sent: Sunday, December 03, 2006 7:01 PM
> >To: Alexey Starikovskiy
> >Cc: Pavel Machek; linux-acpi@vger.kernel.org;
> linux-kernel@vger.kernel.org
> >Subject: Re: 2.6.19: ACPI reports AC not present after resume from STD
> >
> >-----BEGIN PGP SIGNED MESSAGE-----
> >Hash: SHA1
> >
> >On Sunday 03 December 2006 17:35, Alexey Starikovskiy wrote:
> >> Andrey Borzenkov wrote:
> >> > -----BEGIN PGP SIGNED MESSAGE-----
> >> > Hash: SHA1
> >> >
> >> > On Sunday 03 December 2006 16:11, Pavel Machek wrote:
> >> >> Hi!
> >> >>
> >> >>> I started to notice it some time ago; I can't say exactly if this
> was
> >> >>> not present in earlier versions because recently I switched from
> STR
> >> >>> (which gave me no end of troubles) to STD. So I may have not seen
> it
> >> >>> before.
> >> >>>
> >> >>> Suspend to disk while on battery. Plug in AC, resume. ACPI
> continues
> >to
> >> >>> show AC adapter as not present:
> >> >>>
> >> >>> {pts/0}% cat /proc/acpi/ac_adapter/ADP1/state
> >> >>> state: off-line
> >> >>>
> >> >>> replugging AC correctly changes state to on-line.
> >> >>
> >> >> try echo platform > /sys/power/disk.
> >> >
> >> > Nope.
> >> >
> >> > {pts/0}% pmsuspend disk
> >> > ... after resume
> >> > {pts/0}% cat /sys/power/disk
> >> > platform
> >> > {pts/0}% cat /proc/acpi/ac_adapter/ADP1/state
> >> > state: off-line
> >>
> >> please look if patches in 7122 work for you.
> >
> >No. I applied patches from comments 38 and 52 (modified, it did not
> apply
> >cleanly to 2.6.19). As far as I understood, those two were final.
> >-----BEGIN PGP SIGNATURE-----
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> >=QDyt
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> >-
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