I can use sysfs to change the values too I just worked for mine : http://rzr.online.fr/q/hda
now how to make this permanant the smart way ? should this be edited : /var/cache/powertop/saved_parameters.powertop Regards -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/536631 Title: an audio device is active 100.0% of the time. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/powertop/+bug/536631/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs