On Mon, Mar 19, 2007 at 01:41:41PM -0400, Len Brown wrote:
> Has anybody seen ACPI-based ambient light sensor support on a commercial
> system?
>
> You'd recognize it by a device with PNPid ACPI0008 exported via the AML
> device tree.
>
> I've seen it on an Intel Capell Valley CRB, but I was wondering
> if anybody is using it in the "real world" yet.
>
> I've seen just the dmesg from a MacBook Pro on the web
> suggesting that system exports ACPI0008:
> http://www.uwsg.iu.edu/hypermail/linux/kernel/0703.0/1475.html
Right. Under OSX, it uses it to adjust the keyboard backlight.
(It may also do something fancy wrt gamma correction with the
built-in webcam)
Dave
--
http://www.codemonkey.org.uk
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