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Message-ID: <CA+kEDGGe+0HgujKh0766XDVe0vmBKE-vTNep8r6_T7EcATBGmw@mail.gmail.com>
Date: Wed, 2 Aug 2017 11:07:36 +0200
From: Jérôme de Bretagne
<jerome.debretagne@...il.com>
To: Mario Limonciello <Mario.Limonciello@...l.com>
Cc: andy.shevchenko@...il.com, "Rafael J. Wysocki" <rafael@...nel.org>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
platform-driver-x86@...r.kernel.org,
Darren Hart <dvhart@...radead.org>,
linux-kernel@...r.kernel.org,
ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
alex.hung@...onical.com
Subject: Re: [PATCH] platform/x86: intel-hid: Wake up Dell Latitude 7275 from suspend-to-idle
2017-08-01 19:04 GMT+02:00 <Mario.Limonciello@...l.com>:
>> -----Original Message-----
>> From: Andy Shevchenko [mailto:andy.shevchenko@...il.com]
>> Sent: Tuesday, August 1, 2017 7:37 AM
>> To: Rafael J. Wysocki <rafael@...nel.org>
>> Cc: Rafael J. Wysocki <rjw@...ysocki.net>; Platform Driver <platform-driver-
>> x86@...r.kernel.org>; Darren Hart <dvhart@...radead.org>; LKML <linux-
>> kernel@...r.kernel.org>; Linux ACPI <linux-acpi@...r.kernel.org>; Andy
>> Shevchenko <andriy.shevchenko@...ux.intel.com>; Jérôme de Bretagne
>> <jerome.debretagne@...il.com>; Limonciello, Mario
>> <Mario_Limonciello@...l.com>; Alex Hung <alex.hung@...onical.com>
>> Subject: Re: [PATCH] platform/x86: intel-hid: Wake up Dell Latitude 7275 from
>> suspend-to-idle
>>
>> On Tue, Aug 1, 2017 at 2:56 PM, Rafael J. Wysocki <rafael@...nel.org> wrote:
>> > On Tue, Aug 1, 2017 at 1:21 AM, Andy Shevchenko
>> > <andy.shevchenko@...il.com> wrote:
>> >> On Tue, Aug 1, 2017 at 12:46 AM, Rafael J. Wysocki <rjw@...ysocki.net> wrote:
>> >>> On Friday, July 28, 2017 02:06:36 AM Rafael J. Wysocki wrote:
>>
>> >>> Please note that this change is requisite for
>> >>>
>> >>> https://patchwork.kernel.org/patch/9873159/
>> >>>
>> >>> so are there any objections or concerns?
>> >>
>> >> Not from my side,
>> >>
>> >> Acked-by: Andy Shevchenko <andy.shevchenko@...il.com>
>> >
>> > OK, thanks!
>> >
>> > I'm going to route it through the PM tree then if that's not a problem.
>>
>> Mario, are you okay with this change?
>>
>
> Thanks for checking. I spent a little time this morning trying to walk through
> the ASL as attached to the Bugzilla entry and I think this is the correct approach.
>
> Acked-By: Mario Limonciello <mario.limonciello@...l.com>
>
> Jérôme,
> I have one question though. These events should be happening as a pair.
> Press: 0xCE, Release: 0xCF.
> What happens with the event on power button release?
> Is that showing a message in the log during wakeup from S2I?
>
> Something like "unknown event 0xCF"?
Mario, I confirm that I can see such release events in the logs:
intel-hid INT33D5:00: unknown event 0xcf
during wakeup from suspend-to-idle.
> If so, it would be good to also catch and ignore that too.
>
> Thanks,
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