Andreas: your issue appears to be different than the one reported in this bug. Users affected by this bug have no "Backlight", "BACKLIGHT", "BACKLIGHT_CONTROL" or devices in /sys/class/backlight/
Andreas: your issue appears to be different than the one reported in this bug. Users affected by this bug have no "Backlight", "BACKLIGHT", "BACKLIGHT_CONTROL" or devices in /sys/class/ backlight/