I believe this is a bug in the PSR (Panel Self Refresh) module/code. Marking as a duplicate of: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554613
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1721245 Title: Flicker when using dual head on resume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel-hwe-16.04/+bug/1721245/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
