From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933137AbcFOTvN (ORCPT ); Wed, 15 Jun 2016 15:51:13 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:33670 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752726AbcFOTvK (ORCPT ); Wed, 15 Jun 2016 15:51:10 -0400 From: Pali =?utf-8?q?Roh=C3=A1r?= To: Mario_Limonciello@dell.com Subject: Re: [PATCH 3/4] dell-wmi: Add information about other WMI event codes Date: Wed, 15 Jun 2016 21:51:07 +0200 User-Agent: KMail/1.13.7 (Linux/3.13.0-86-generic; KDE/4.14.2; x86_64; ; ) Cc: Gabriele Mazzotta , mjg59@srcf.ucam.org, dvhart@infradead.org, kernel@kempniu.pl, luto@kernel.org, alex.hung@canonical.com, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org References: <1463916983-12562-1-git-send-email-pali.rohar@gmail.com> <01b8e172bca546728b596c8cc4ebd932@ausx13mpc124.AMER.DELL.COM> <0d5a8762-b849-41c6-bfe5-e00da25d26d5@gmail.com> In-Reply-To: <0d5a8762-b849-41c6-bfe5-e00da25d26d5@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart5045724.ocuDoGeBxd"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <201606152151.07407@pali> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --nextPart5045724.ocuDoGeBxd Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Wednesday 08 June 2016 12:44:44 Gabriele Mazzotta wrote: > On 08/06/2016 08:02, Mario_Limonciello@Dell.com wrote: > >> -----Original Message----- > >> From: Pali Roh=C3=A1r [mailto:pali.rohar@gmail.com] > >> Sent: Tuesday, June 7, 2016 6:00 PM > >> To: Gabriele Mazzotta ; Limonciello, Mario > >> > >> Cc: Matthew Garrett ; Darren Hart > >> ; Micha=C5=82 K=C4=99pie=C5=84 ; Andy > >> Lutomirski ; Alex Hung > >> ; platform-driver- x86@vger.kernel.org; > >> linux-kernel@vger.kernel.org > >> Subject: Re: [PATCH 3/4] dell-wmi: Add information about other WMI > >> event codes > >>=20 > >> On Friday 27 May 2016 00:04:23 Gabriele Mazzotta wrote: > >>> On 22/05/2016 13:36, Pali Roh=C3=A1r wrote: > >>>> ACPI DSDT tables have defined other WMI codes, but does not > >>>> contain any description when those codes are emitted. Some > >>>> other codes can be found in logs on internet. In this patch are > >>>> all which I saw, but lot of them are not tested properly (e.g. > >>>> for duplicate events with AT keyboard). Now we have all WMI > >>>> event codes at one place and in future after proper testing > >>>> those codes can be correctly enabled or > >>=20 > >> disabled... > >>=20 > >>>> Signed-off-by: Pali Roh=C3=A1r > >>>> --- > >>>>=20 > >>>> drivers/platform/x86/dell-wmi.c | 32 > >>=20 > >> ++++++++++++++++++++++++++++++++ > >>=20 > >>>> 1 file changed, 32 insertions(+) > >>>>=20 > >>>> diff --git a/drivers/platform/x86/dell-wmi.c > >>>> b/drivers/platform/x86/dell-wmi.c index 363d927..7aac1dc 100644 > >>>> --- a/drivers/platform/x86/dell-wmi.c > >>>> +++ b/drivers/platform/x86/dell-wmi.c > >>>> @@ -110,6 +110,9 @@ static const struct key_entry > >>=20 > >> dell_wmi_legacy_keymap[] __initconst =3D { > >>=20 > >>>> /* BIOS error detected */ > >>>> { KE_IGNORE, 0xe00d, { KEY_RESERVED } }, > >>>>=20 > >>>> + /* Unknown, defined in ACPI DSDT */ > >>>> + /* { KE_IGNORE, 0xe00e, { KEY_RESERVED } }, */ > >>>> + > >>>=20 > >>> I'm interested in knowing what's the meaning of this 0xe00e. This > >>> event is sent multiple times when I suspend/resume my laptop and > >>> it's definitely not a keypress. > >>=20 > >> From DSDT dumps which I have seen, I guess it could be something > >> with battery charging... but that is only my guess. > >>=20 > >> Mario, do you have any idea, what these unknown events are? > >=20 > > Off-hand I'm not sure, it would require some more digging. > >=20 > > Can you please remind me what model numbers and BIOS combinations > > you have found e00e in DSDT and what context the events are > > actually happening? Anything released in the past two years? >=20 > XPS13 9333, BIOS A07. >=20 > I think I saw the event only after resuming from suspend and > it's sent four times in a row. >=20 > As Pali says, it seems to be related to the battery. There are > three _Qxx ACPI methods in my DSDT sending this event: one stops > battery charging, one detaches the battery and the last one stores > a value on the GNVS. Mario, were you able to identify something? =2D-=20 Pali Roh=C3=A1r pali.rohar@gmail.com --nextPart5045724.ocuDoGeBxd Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEYEABECAAYFAldhsasACgkQi/DJPQPkQ1IqiQCfQmjUJRs09VdB4pvPD++ty3jO SdwAnj8uoNIMFZSba7qdHGTkJwaxyd3C =d9QG -----END PGP SIGNATURE----- --nextPart5045724.ocuDoGeBxd--