linux-kernel - Re: drivers/platform/x86: Backlight-Add-backlight-type-v2.patch

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Date:	Wed, 27 Oct 2010 09:58:31 -0600
From:	"Joey Lee" <jlee@...ell.com>
To:	<corentin.chary@...il.com>
Cc:	<michel@...nzer.net>, <sedat.dilek@...il.com>,
	<dri-devel@...ts.freedesktop.org>,
	<acpi4asus-user@...ts.sourceforge.net>, <mjg@...hat.com>,
	<linux-kernel@...r.kernel.org>, <linux-wireless@...r.kernel.org>,
	<platform-driver-x86@...r.kernel.org>
Subject: Re: drivers/platform/x86:
 Backlight-Add-backlight-type-v2.patch

Hi Corentin, 

於 三，2010-10-27 於 13:39 +0200，Corentin Chary 提到：
> On Wed, Oct 27, 2010 at 1:06 PM, Sedat Dilek <sedat.dilek@...glemail.com> wrote:
> > Hi,
> >
> > while testing linux-next I wanted to reactivate the backlight type
> > patches laying in my build-dir.
> >
> > Within 2.6.36-rcX cycle I had successfully tested the backlight type
> > patch [1] with an additional patch for radeon by Michel (posted to
> > dri-devel ML, see [2]).
> >
> > The main patch needs a little refreshing.
> >
> > v2: drivers/platform/x86/asus-laptop.c: Refreshed to fit linux-next
> > (next-20101027)
> >
> >
> > Kind Regards,
> > - Sedat -
> >
> > [1] https://patchwork.kernel.org/patch/163971/
> > [2] https://patchwork.kernel.org/patch/182352/
> >
> 
> Hi,
> 
> I think rfkill has the same problem, on some platforms, the platform
> driver will add a rfkill switch, but the network (wlan/wimax/whatever)
> driver may also add one. AFAIK, the platform one is more likely to be
> able to power down the device completly.
> 

Agreed your point!
x86/laptop or wmi driver borrow rfkill interface for power control but
confuse with userland applications.


Thank's
Joey Lee

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