I have a similar issue, the output from dmesg gives a similar appearance. [ 1828.730779] [drm:i915_hotplug_work_func], running encoder hotplug functions [ 1828.738627] [drm:intel_dp_check_link_status], TMDS-22: channel EQ not ok, retraining [ 1828.739133] [drm:intel_dp_start_link_train], training pattern 1 signal levels 00000000 [ 1828.740649] [drm:intel_dp_start_link_train], training pattern 1 signal levels 04000000 [ 1828.742264] [drm:intel_dp_start_link_train], training pattern 1 signal levels 04000000 [ 1828.743879] [drm:intel_dp_start_link_train], training pattern 1 signal levels 04000000 [ 1828.745392] [drm:intel_dp_start_link_train], training pattern 1 signal levels 04000000 [ 1828.747005] [drm:intel_dp_start_link_train], training pattern 1 signal levels 04000000 [ 1828.748518] [drm:intel_dp_start_link_train], training pattern 1 signal levels 04000000 [ 1828.750131] [drm:intel_dp_start_link_train], too many voltage retries, give up
-- 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/999539 Title: displayport monitor shuts off once in a while To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/999539/+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
