grit-iso/releng/root-image/etc/skel/dmenu/kbd-brightness-up

#!/bin/sh
brightness="/sys/devices/platform/samsung/leds/samsung::kbd_backlight/brightness"
level=$(cat $brightness)
max=$(cat /sys/devices/platform/samsung/leds/samsung::kbd_backlight/max_brightness)

if [[ $level -lt $max ]]; then
    level=`expr $level + 1`
fi

echo $level > $brightness