The X driver doesn't control brightness. Might be an issue in the userspace daemon. Or some ACPI quirkiness.
** Package changed: xserver-xorg-video-intel (Ubuntu) => gnome-settings- daemon (Ubuntu) ** Changed in: gnome-settings-daemon (Ubuntu) Status: Confirmed => New -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-settings-daemon in Ubuntu. https://bugs.launchpad.net/bugs/876711 Title: Screen brightness resets to minimized when screen turns off To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/876711/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs