I don't think this is related to some radeon stuff since I've got the same issue with an integrated intel card (when KMS is enabled, I can't resume from suspend....and when KMS is enabled, I can't go back from xset dpms force off (command to switch off the screen)).
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in Ubuntu. https://bugs.launchpad.net/bugs/577340 Title: [RC410] Xpress 200M hangs when resuming from suspend with DRI, with or without KMS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/577340/+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