Generally these types of issues should be analyzed as gnome-power- manager issues first, then driver issues if g-p-m can be ruled out.
It's possible g-p-m is simply not tracking your backlight settings correctly, or not updating them properly on reboot. ** Package changed: xserver-xorg-video-intel (Ubuntu) => gnome-power- manager (Ubuntu) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/915188 Title: LCD backlight level is reset to maximum after a reboot. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/915188/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp