https://lists.ubuntu.com/archives/kernel-team/2019-November/105981.html
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: Incomplete
** Also affects: linux-oem-osp1 (Ubuntu Focal)
Importance: Undecided
Status: Invalid
** Changed in: linux-oem-osp1 (Ubuntu Bionic)
Status: New => In Progress
** Changed in: linux-oem-osp1 (Ubuntu Bionic)
Assignee: (unassigned) => Kai-Heng Feng (kaihengfeng)
** Changed in: linux (Ubuntu Eoan)
Status: New => In Progress
** Changed in: linux (Ubuntu Eoan)
Assignee: (unassigned) => Kai-Heng Feng (kaihengfeng)
** Changed in: linux (Ubuntu Focal)
Status: Incomplete => In Progress
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => Kai-Heng Feng (kaihengfeng)
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https://bugs.launchpad.net/bugs/1854432
Title:
Fix MST support on Ice Lake
Status in HWE Next:
New
Status in linux package in Ubuntu:
In Progress
Status in linux-oem-osp1 package in Ubuntu:
Invalid
Status in linux source package in Bionic:
Won't Fix
Status in linux-oem-osp1 source package in Bionic:
In Progress
Status in linux source package in Eoan:
In Progress
Status in linux-oem-osp1 source package in Eoan:
Won't Fix
Status in linux source package in Focal:
In Progress
Status in linux-oem-osp1 source package in Focal:
Invalid
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
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