I could read on the internet, that sony is using an unconventional way for backlight support, it is using directly the nvidia chip to do so... I hope this can help...
-- backlight not appearing in sysfs nor laptop_panel in lshal for sony vaio fz https://bugs.launchpad.net/bugs/377353 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
