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

Matthew Garrett
2006-10-10T21:26:29Z

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.

--
Matthew Garrett | mjg59@srcf.ucam.org