Some more info, if I load thinkpad_acpi with brightness_enable=1 set, I can control the brightness by echoing values into /proc/acpi/ibm/brightness. e.g.
echo level 10 > /proc/acpi/ibm/brightness -- Backlight adjustment no longer works on Thinkpad X61s https://bugs.launchpad.net/bugs/197929 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
