From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: Andrew Lutomirski <luto@mit.edu>,
linux-thinkpad@linux-thinkpad.org,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Subject: Re: [ltp] Re: [PATCH] Set osi=Linux for the ThinkPad X200s
Date: Tue, 10 Nov 2009 12:42:42 +0000 [thread overview]
Message-ID: <20091110124242.GB18631@srcf.ucam.org> (raw)
In-Reply-To: <20091110092418.GC1872@khazad-dum.debian.net>
On Tue, Nov 10, 2009 at 07:24:18AM -0200, Henrique de Moraes Holschuh wrote:
> It is supposed to go over the KDC. But I would be _really_ interested on
> any events related to volume key presses on the X200s. I expect it is
> issuing one of the ACPI volume notification events with OSI(Linux), and none
> without.
It appears over the KDC when OSI(Linux) is passed, and doesn't
otherwise.
> AFAIK, the native volume control through windows is being done in a
> different way, nowadays. I'd need to know, without OSI(Linux), where the
> events are going. That'd be enough to know when to read EC 0x30 and check
> if it is now mute/unmute.
Yeah. There's clearly some way to hook this (given that it works in
Windows when the Thinkpad-specific driver is installed) - I'll try to
find a recent machine to test.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2009-11-10 12:42 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-09 16:47 [PATCH] Set osi=Linux for the ThinkPad X200s Andrew Lutomirski
2009-11-09 16:54 ` Matthew Garrett
2009-11-09 17:49 ` Andrew Lutomirski
2009-11-09 17:54 ` Matthew Garrett
2009-11-10 9:24 ` [ltp] " Henrique de Moraes Holschuh
2009-11-10 12:42 ` Matthew Garrett [this message]
2009-11-10 13:32 ` Andrew Lutomirski
2009-11-10 14:14 ` Matthew Garrett
2009-11-10 17:49 ` Henrique de Moraes Holschuh
2009-11-10 9:19 ` [ltp] " Henrique de Moraes Holschuh
2009-11-25 4:50 ` Len Brown
2009-11-25 17:30 ` Jerone Young
2009-11-25 18:24 ` Len Brown
2009-11-25 19:56 ` Jerone Young
2009-11-26 5:07 ` Matthew Garrett
2009-11-26 6:00 ` Andrew Lutomirski
2009-11-26 17:02 ` Stefan Monnier
2009-11-26 13:43 ` Jerone Young
2009-11-25 19:01 ` Andrew Lutomirski
2009-11-30 5:47 ` Jerone Young
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