Thanks! Indeed I updated to the latest BIOS version (no change). As you can see (with my still identical hardware) the bug persists in ubuntu 16.04.1 and kernel 4.4 (4.4.0-57.58 to be exact). I also just tested the latest mainline kernel release 4.9 (4.9.0-040900-generic) which did not fix it!
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1467190 Title: No audio over DisplayPort MST To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1467190/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
