I have been suggested to use acpi:ATK0101 to detect if this is a Lenovo SL300/SL400 laptops. It works better and the commit is in upstream kernel after .32
commit 14f8af311e7d3e4198cbaade84a34f86505dcb37 Author: Ike Panhc <ike....@canonical.com> Date: Thu Dec 3 07:45:11 2009 +0000 asus-laptop: add Lenovo SL hotkey support Lenovo SL series laptop has a very similar DSDT with Asus laptops. We can easily have the extra ACPI function support with little modification in asus-laptop.c Here is the hotkey enablement for Lenovo SL series laptop. ** Changed in: linux (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/351586 Title: please add lenovo-sl-laptop to ubuntu sauce -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs