[SRU][OEM-5.6]Fix no video out from some monitors on amdgpu
Bug #1901135 reported by
AaronMa
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
AaronMa | ||
linux-oem-5.6 (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
[Impact]
On some models of Dell monitors, amdgpu lost signal.
Blackscreen only.
[Fix]
Handle aux write failure, and retry it to fix it.
[Test Case]
Verified on the monitors, display OK.
[Regression Potential]
Low,
Upstream fix, Verified with positive results.
Focal and Groovy already got this fix.
Changed in hwe-next: | |
assignee: | nobody → AaronMa (mapengyu) |
Changed in linux-oem-5.6 (Ubuntu Focal): | |
status: | New → Fix Committed |
Changed in hwe-next: | |
status: | New → Fix Released |
Changed in linux-oem-5.6 (Ubuntu): | |
status: | New → Fix Released |
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This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification- needed- focal' to 'verification- done-focal' . If the problem still exists, change the tag 'verification- needed- focal' to 'verification- failed- focal'.
If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed.
See https:/ /wiki.ubuntu. com/Testing/ EnableProposed for documentation how to enable and use -proposed. Thank you!