Henrique de Moraes Holschuh wrote:
> On Mon, 28 Jan 2008, Jim Paris wrote:
> > On my system, another hacky way to control the backlight (which seems
> > to be the same thing the intel X driver does) is:
> > 
> >       # setpci -d 8086:2a02 0xf4=0xff
> >       # setpci -d 8086:2a02 0xf4=0x80
> 
> Yikes! If you are going to do that, it is better to just use
> brightness_enable=1 in thinkpad-acpi.  Much safer, too.

Except "thinkpad_acpi brightness_enable=1" only gives me 15 levels
instead of 255, it doesn't go all the way off, and it can only go up
to half-brightness when I'm on battery power.  But you're of course
right, setpci is unsafe like that.

-jim

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