linux-kernel - Re: [REGRESSION] Media keys cause "ACPI: \_SB_.ATKD: Unsupported event" on ASUS laptop

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Message-ID: <CAPWNY8X3fVAM3kcdWmg0BcQuNw84ROY+wQsh-JzfxGEt1uWFQQ@mail.gmail.com>
Date:	Thu, 24 Apr 2014 16:31:19 +0300
From:	Mantas Mikulėnas <grawity@...il.com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	Sitsofe Wheeler <sitsofe@...oo.com>, Len Brown <lenb@...nel.org>,
	Robert Moore <robert.moore@...el.com>,
	Lv Zheng <lv.zheng@...el.com>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [REGRESSION] Media keys cause "ACPI: \_SB_.ATKD: Unsupported
 event" on ASUS laptop

On Thu, Apr 24, 2014 at 1:51 PM, Rafael J. Wysocki <rjw@...ysocki.net> wrote:
> On Thursday, April 24, 2014 06:21:52 AM Sitsofe Wheeler wrote:
>> On Thu, Apr 17, 2014 at 02:11:15PM +0300, Mantas Mikulėnas wrote:
>> > After commit 1a699476e258 [two months ago], Linux has stopped
>> > recognizing the media & function keys on my laptop's keyboard (the
>> > laptop is ASUS K52JT.206).
>> >
>> > When I press any of the Fn keys (Play/Pause, Stop, Prev, Next, Vol+,
>> > Vol-, Mute, WiFi, Brightness +/-...), I get the following messages in dmesg:
>> >
>> > | ACPI: \_SB_.ATKD: Unsupported event type 0x45
>> > | ACPI: \_SB_.ATKD: Unsupported event type 0x43
>> > | ACPI: \_SB_.ATKD: Unsupported event type 0x40
>> > | etc.
>>
>> I'm seeing the same problem with an EeePC 900's volume and brightness
>> keys:
>> [ 90.098518] ACPI: \_SB_.ATKD: Unsupported event type 0x14
>> [   90.785202] ACPI: \_SB_.ATKD: Unsupported event type 0x15
>> [  457.062072] ACPI: \_SB_.ATKD: Unsupported event type 0x2e
>> [  457.926754] ACPI: \_SB_.ATKD: Unsupported event type 0x2d
>> [  458.418740] ACPI: \_SB_.ATKD: Unsupported event type 0x2c
>> [  458.821482] ACPI: \_SB_.ATKD: Unsupported event type 0x2b
>> [  459.240896] ACPI: \_SB_.ATKD: Unsupported event type 0x2a
>
> Does this patch help:
>
> ---
>  drivers/acpi/bus.c |    5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)

Yes, it seems to be working fine.


Thanks!

-- 
Mantas Mikulėnas <grawity@...il.com>
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