After one of the latest updates brightness control started working. Sadly the effect is far from desired. There are only 3 levels of brightness and the difference between them is to big. Going anywhere below 3rd. level makes screen flicker. I believe this might be also related to nvidia driver.
** Summary changed: - Brightness control keys not working + Brightness level control is not working properly on Sony Vaio ** Also affects: nvidia-graphics-drivers (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/819002 Title: Brightness level control is not working properly on Sony Vaio To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/819002/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs