Re: [PATCH 2.6.18-mm2] acpi: add backlight support to the sony_acpi driver

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On Tue, Oct 10, 2006 at 10:26:15PM +0100, Matthew Garrett wrote:
> On Tue, Oct 10, 2006 at 10:32:46PM +0800, Yu Luming wrote:
> 
> > >From my understanding, a cute userspace App shouldn't have this kind
> > of logic:
> 
> (snip switching on hardware type)
> 
> > It should be:
> > 	just write/read  file in  /sys/class/backlight ,....
> 
> Yup, but to do that on Dell hardware is basically impossible. It'd be 
> nice if they implemented the ACPI video extension properly for future 
> hardware.

Yes, our BIOS teams are looking to do exactly that.  I wouldn't expect
such a change to be propogated back to earlier released systems though.

-- 
Matt Domsch
Software Architect
Dell Linux Solutions linux.dell.com & www.dell.com/linux
Linux on Dell mailing lists @ http://lists.us.dell.com
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