No; X.org doesn't manage these (not directly anyway). Assuming the kernel / system is registering it properly, that indicates the kernel drivers are doing their thing properly, so gnome-power-manager is typically the next thing to look at.
** Package changed: xorg (Ubuntu) => gnome-power-manager (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in Ubuntu. https://bugs.launchpad.net/bugs/976083 Title: Screen brightness settings To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/976083/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
