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From: "Pali Rohár" <pali.rohar@gmail.com>
To: "Michał Kępień" <kernel@kempniu.pl>
Cc: Matthew Garrett <mjg@redhat.com>,
	Rezwanul Kabir <Rezwanul_Kabir@dell.com>,
	Alex Hung <alex.hung@canonical.com>,
	Darren Hart <dvhart@infradead.org>,
	platform-driver-x86@vger.kernel.org
Subject: Re: Dell Vostro V131 hotkeys revisited
Date: Wed, 24 Jun 2015 15:23:03 +0200	[thread overview]
Message-ID: <20150624132303.GK21149@pali> (raw)
In-Reply-To: <20150624111825.GA2405@eudyptula.hq.kempniu.pl>

On Wednesday 24 June 2015 13:18:25 Michał Kępień wrote:
> > Maybe we need to somehow enable receiving such events?
> 
> ACPI method WED0, which should enable event collection, is automatically
> invoked when dell-wmi is loaded. Some WMI implementations (e.g. Asus)
> require special WMI method calls to enable hotkey event collection, but
> these should be visible in the MOF and they're not in this case.
> 
> I suspect this is simply a firmware issue that the vendor works around
> in Windows using some mysterious hacks. It already happened before [1]
> and thus I share your lack of faith in pushing this matter any further
> until we hear from Dell...
> 
> [1] http://www.spinics.net/lists/linux-acpi/msg34577.html
> 

Can you try to load wmi.ko with params debug_event=1 and
debug_dump_wdg=1 if you can see something in dmesg?

Maybe we really need some hack/hook if this is firmware issue...

-- 
Pali Rohár
pali.rohar@gmail.com

  reply	other threads:[~2015-06-24 13:23 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-23 11:26 Dell Vostro V131 hotkeys revisited Michał Kępień
2015-06-23 11:46 ` Pali Rohár
2015-06-23 19:40   ` Michał Kępień
2015-06-23 19:47     ` Pali Rohár
2015-06-24 11:18       ` Michał Kępień
2015-06-24 13:23         ` Pali Rohár [this message]
2015-06-25  9:02           ` Michał Kępień
2015-06-27 18:50             ` Pali Rohár
2015-06-30  7:38               ` Michał Kępień
2015-06-30  8:00                 ` Pali Rohár
2015-07-01  8:32                   ` Michał Kępień
2015-07-01  8:40                     ` Pali Rohár
2015-07-01 10:11                       ` Michał Kępień
2015-07-01 10:55                         ` Pali Rohár
2015-07-02 20:41                           ` Michał Kępień
2015-07-02 20:58                             ` Pali Rohár
2015-07-03  6:52                               ` Michał Kępień
2015-07-03  7:48                                 ` Pali Rohár
2015-07-03 11:26                                   ` Michał Kępień
2015-07-03 11:43                                     ` Pali Rohár
2015-07-03 13:23                                       ` Michał Kępień
2015-07-03 13:32                                         ` Pali Rohár
2015-07-03 13:50                                           ` Michał Kępień
2015-07-03 14:09                                             ` Pali Rohár
2015-07-03 14:14                                               ` Pali Rohár
2015-07-03 18:22                                                 ` Gabriele Mazzotta
2015-07-03 20:07                                                   ` Michał Kępień
2015-07-03 20:30                                                     ` Gabriele Mazzotta
2015-07-04 19:41                                                   ` Pali Rohár
2015-07-04 20:34                                                     ` Gabriele Mazzotta
2015-07-03 20:55                                               ` Michał Kępień
2015-07-04 19:13                                               ` Pali Rohár
2015-07-04 19:47                                                 ` Pali Rohár
2015-07-27 19:27                                               ` Michał Kępień
2015-07-07 18:36                                   ` Mario Limonciello
2015-07-07 21:01                                     ` Pali Rohár
2015-07-08  3:21                                       ` Michał Kępień
2015-07-08  3:53                                     ` Michał Kępień
2015-07-22  7:35                                       ` Michał Kępień
2015-08-31  9:51                                         ` Michał Kępień
2015-09-10  4:38                                           ` Darren Hart
2015-11-13 10:17                                             ` Michał Kępień
2015-12-07 11:43                                               ` Pali Rohár
2015-12-16  9:05                                                 ` Michał Kępień
2015-12-16  9:30                                                   ` Pali Rohár
2015-12-16 10:29                                                     ` Hans de Goede
2015-12-17  8:05                                                       ` Michał Kępień
2015-12-17  9:48                                                         ` Hans de Goede
2015-12-17 18:47                                                           ` Pali Rohár
2015-12-17 18:54                                                             ` Hans de Goede
2015-12-19  0:02                                                               ` Darren Hart
2015-12-19  9:59                                                                 ` Pali Rohár
2015-12-18  7:10                                                           ` Michał Kępień
2015-12-18 10:44                                                             ` Hans de Goede
2015-12-19 12:31                                                               ` Michał Kępień
2015-07-04 21:24                                 ` Pali Rohár
2015-07-05  4:51                                   ` Michał Kępień
2015-06-23 12:18 ` Pali Rohár

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