linux-kernel - Re: sonypc with Sony Vaio VGN-SZ1VP

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Message-ID: <20070104215810.GE25619@inferi.kami.home>
Date:	Thu, 4 Jan 2007 22:58:10 +0100
From:	Mattia Dongili <malattia@...ux.it>
To:	Richard Hughes <hughsient@...il.com>
Cc:	Andrew Morton <akpm@...l.org>, Stelian Pop <stelian@...ies.net>,
	Len Brown <lenb@...nel.org>,
	Ismail Donmez <ismail@...dus.org.tr>,
	Andrea Gelmini <gelma@...ma.net>, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, Cacy Rodney <cacy-rodney-cacy@...n.pl>
Subject: Re: sonypc with Sony Vaio VGN-SZ1VP

On Thu, Jan 04, 2007 at 09:36:36PM +0000, Richard Hughes wrote:
> On Thu, 2007-01-04 at 13:28 -0800, Andrew Morton wrote:
> > On Thu, 4 Jan 2007 22:18:30 +0100
> > Mattia Dongili <malattia@...ux.it> wrote:
> > 
> > > > The place to start (please) is the patches in -mm:
> > > > 
> > > > 2.6-sony_acpi4.patch
> > > > sony_apci-resume.patch
> > > > sony_apci-resume-fix.patch
> > > > acpi-add-backlight-support-to-the-sony_acpi.patch
> > > > acpi-add-backlight-support-to-the-sony_acpi-v2.patch
> > > > video-sysfs-support-take-2-add-dev-argument-for-backlight_device_register-sony_acpi-fix.patch
> > > > 
> > > > It presently has both the /proc and /sys/.../backlight/.. interfaces, so the first
> > > > job would be to chop out the /proc stuff.
> > > 
> > > Ok, I'll import all of them and start from there.
> > > Is it ok to wipe all the /proc stuff without notice?
> > 
> > spose so.  I don't know if any apps are dependent upon the /proc file,
> > but the driver isn't in mainline yet so it's unlikely that there's a
> > mountain of software depending upon existing interfaces.
> 
> Well, HAL has used it for changing the brightness for the last year or
> so: /proc/acpi/sony/brightness
> 
> Although if you use a new enough HAL (CVS), the laptop will be supported
> via the shiny new backlight class.

great, -mm already has the /sys/class/backlight in place for sony_acpi
and I suppose the /proc entry can be kept until 2.6.20 is released, i.e.
just before pushing things for .21.

Len, would you allow it?

-- 
mattia
:wq!
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