I tried to bisect it, but that went nowhere.. too many changes between 3.19..4.0 to identify backportable fixes just by looking at it.
** This bug has been marked a duplicate of bug 1483320 [BDW] VGA output regression on 4.2 (was: Migrate Broadwell to use i915_bpo) -- 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/1452318 Title: Faulty behavior when resuming from suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1452318/+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