Comment 52 for bug 337945

Peter S. wrote:
> However i am able to control the brightness width the following command:
>
> sudo echo 180 | sudo tee
> /sys/devices/platform/applesmc.768/leds/smc::kbd_backlight/brightness
>
> Where 180 is the brightness, it goes from 0 to 255.
>
> Any way to bind it to the keyboard backlight keys?
>

You might want to try a search for "nomodeset", "kms", "xrandr --output LVDS
--set BACKLIGHT_CONTROL". I have no exact details because the way it works has
changed a lot recently. Still, there might be a way forward there.

Or, you could install pommed.

Henrik