[Intel-gfx] BACKLIGHT property for KMS case

[Matthias Hopf]

On Aug 17, 09 09:17:02 -0700, Greg KH wrote:
> On Mon, Aug 17, 2009 at 04:07:45PM +0200, Matthias Hopf wrote:
> > +#define BACKLIGHT_CLASS "/sys/class/backlight"
> 
> Why can't we use libudev to get this kind of device instead of
> hard-coding it?

This is just copy and paste from the original code. Typically libudev
is frowned upon a bit in X due to drivers being compilable on *BSD and
other OSes, and I'm unsure about the state there (is udev used there? is
the kernel interface different? do they support KMS already at all?).