Though it's just a wrapper for: http://lxr.free- electrons.com/source/drivers/gpu/drm/drm_crtc_helper.c#L884
Theory: For some reason, it is constantly toggling between DRM_MODE_DPMS_ON for some reason. Maybe we should report this bug against nouveau and probably the intel drivers as they will likely have better connections to kernel developers. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/1248256 Title: [MacBookPro10,1] Plugging in displayport monitor causes kworker to take 100% CPU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1248256/+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
