Public bug reported: [Impact] Some HDMI and DP doesn't count as external monitor on ICL MST.
[Fix] Fix external port MST check on Ice Lake. [Test] DP and HDMI ports can only mirror display. After applying this patch bot DP and HDMI ports can drive its own external display. [Regression Potential] Low. This fix targets Gen 11 and Gen 12 Intel graphics, older systems are unaffected. ** Affects: hwe-next Importance: Undecided Status: New ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: oem-priority originate-from-1853415 somerville ** Tags added: oem-priority originate-from-1853415 somerville -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1854432 Title: Fix MST support on Ice Lake Status in HWE Next: New Status in linux package in Ubuntu: New Bug description: [Impact] Some HDMI and DP doesn't count as external monitor on ICL MST. [Fix] Fix external port MST check on Ice Lake. [Test] DP and HDMI ports can only mirror display. After applying this patch bot DP and HDMI ports can drive its own external display. [Regression Potential] Low. This fix targets Gen 11 and Gen 12 Intel graphics, older systems are unaffected. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1854432/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp