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Date: Tue, 10 Oct 2006 22:02:32 -0500 From: Matt Domsch <Matt_Domsch@...l.com> To: Matthew Garrett <mjg59@...f.ucam.org> Cc: Yu Luming <luming.yu@...il.com>, Pavel Machek <pavel@....cz>, 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 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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