Public bug reported:
In my Sony Vaio Cw backlight brightness control worked fine in 11.10 and on 12.04 before some upgrade during the period 15-17 january. After that days, i cannot anymore change backlight. Note: In KDE i still can change it. now as workaround i use: echo 35 > /sys/class/backlight/nv_backlight/brightness lsb_release -rd Description: Ubuntu precise (development branch) Release: 12.04 cat /proc/version_signature Linux version 3.3.0-030300rc3-generic (root@gomeisa) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #201202082335 SMP Thu Feb 9 04:36:53 UTC 2012 ** Affects: 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/940162 Title: regression in vaio cw backlight To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/940162/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs