Ubuntu
xserver-xorg-video-ati package

  1. Bug #1509997
  2. Comment #28

Comment 28 for bug 1509997

Revision history for this message
Adrian (adrianf0) wrote :

Ubuntu 17.10 with kernel 4.16-rc1, radeon.mst=1 radeon.dpn=1, extended display in GUI.

The screens chained by MST DisplayPort are seen properly as separate screens. Build screen is seen in the GUI and although enabled there, remains blank. Periodically (~5s) screens become blank for ~1s.