linux-kernel - Re: [PATCH 2.6.18-mm2] acpi: add backlight support to the sony

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Message-ID: <20061005103657.GA4474@ucw.cz>
Date:	Thu, 5 Oct 2006 10:36:57 +0000
From:	Pavel Machek <pavel@....cz>
To:	Matt Domsch <Matt_Domsch@...l.com>
Cc:	Andrew Morton <akpm@...l.org>,
	Alessandro Guido <alessandro.guido@...il.com>,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
	len.brown@...el.com, jengelh@...ux01.gwdg.de, gelma@...ma.net,
	ismail@...dus.org.tr
Subject: Re: [PATCH 2.6.18-mm2] acpi: add backlight support to the sony_acpi driver

Hi!

> > I assume that cute userspace applications for controlling backlight
> > brightness via the generic backlight driver either exist or are in
> > progress?  What is the status of that?
> 
> For Dell laptops, the dellLcdBrightness app is included in the
> libsmbios-bin package (http://linux.dell.com/libsmbios/main/ and
> http://linux.dell.com/libsmbios/main/yum.html for the yum repo).  It's
> entirely userspace.

Please move it into the kernel where it belongs, and use lcd
brightness subsystem like everyone else.
							Pavel
-- 
Thanks for all the (sleeping) penguins.
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