Messages in this thread | | | Subject | Re: [PATCH 2.6.18-mm2] acpi: add backlight support to the sony_acpi driver | From | Arjan van de Ven <> | Date | Wed, 11 Oct 2006 08:59:04 +0200 |
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On Tue, 2006-10-10 at 22:26 +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.
it'd also be nice if the linux-ready firmware developer kit had a test for this, so that we can offer 1) a way to test this to the bios guys and 2) encourage adding/note the lack easily
> -- if you want to mail me at work (you don't), use arjan (at) linux.intel.com
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