Adding "i915.modeset=0" to GRUB_CMDLINE_LINUX_DEFAULT in /etc/default/grub and running update-grub did it for me on a ThinkPad X40 as well.
A real fix would be appreciated nevertheless! Thanks a lot! -- pm-suspend with quirks does not restore backlight anymore https://bugs.launchpad.net/bugs/417599 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs