[SRU][OEM-5.17][PATCH 0/1] Fix output issue of USB-C to DP dongle on AMD
Bug #1988721 reported by
AaronMa
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
AaronMa | ||
linux (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned | ||
Jammy |
Invalid
|
Undecided
|
Unassigned | ||
Kinetic |
Fix Released
|
Undecided
|
Unassigned | ||
linux-oem-5.17 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Undecided
|
Unassigned | ||
Kinetic |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[Impact]
There is no output of external 4k DP monitor via USB-C to DP dongle.
[Fix]
Isolate link training sequence, the external DP monitor will be good.
[Test]
Verified on hardware, external 4k monitor works fine after re-plugin and suspend.
[Where problems could occur]
It may break the display output on AMD GPU.
This commit is from 5.18-rc1, and no issue on jammy kernel.
SRU for oem-5.17 only.
CVE References
Changed in linux (Ubuntu Jammy): | |
status: | New → Invalid |
tags: | added: oem-priority originate-from-1981177 sutton |
Changed in linux-oem-5.17 (Ubuntu Jammy): | |
status: | New → In Progress |
Changed in linux (Ubuntu): | |
status: | Incomplete → In Progress |
Changed in hwe-next: | |
assignee: | nobody → AaronMa (mapengyu) |
tags: | added: verification-done-jammy |
Changed in linux (Ubuntu Kinetic): | |
status: | New → Fix Released |
Changed in linux-oem-5.17 (Ubuntu Kinetic): | |
status: | New → Invalid |
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This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1988721
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.