Thanks again. The value of hci_backlight is 1 after a fresh boot and 0 after supend and resume. I can't change it by writing to the file. "echo 0 | sudo tee hci_backlight" yields "tee: hci_backlight: Invalid argument". Same result with "echo 1 ...".
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/935778 Title: Toshiba R840 - brightness controls work on first boot, but do nothing after suspend/resume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/935778/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
