Fix ADL, WD22TB4,Dual monitors display resolution can't reach 4K 60hz
Bug #1967986 reported by
koba
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
Undecided
|
koba | ||
Focal |
Invalid
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Medium
|
koba | ||
Kinetic |
Fix Released
|
Undecided
|
Unassigned | ||
linux-oem-5.14 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
Undecided
|
koba | ||
Jammy |
Invalid
|
Undecided
|
Unassigned | ||
Kinetic |
Invalid
|
Undecided
|
Unassigned | ||
linux-oem-5.17 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Invalid
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Undecided
|
koba | ||
Kinetic |
Invalid
|
Undecided
|
Unassigned | ||
linux-oem-6.0 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Invalid
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Undecided
|
Unassigned | ||
Kinetic |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[Impact]
SUT attach WD22TB4 dock, plug in two 4K monitor, the monitor resolution can't reach 4K 60Hz
[Fix]
Fix maximum DP source rate.
this patch should be taken first,
73867c8709) drm/i915/display: Remove check for low voltage sku for max dp source rate
Then, on U/J/OEM-5.14, apply 3fd6afb623ba) drm/i915/
[Test Case]
1. Connect two 4K external monitor to WD22TB4
2. the monitor resolution can reach 4K 60Hz
[Where problems could occur]
Low
CVE References
tags: | added: oem-priority originate-from-1961653 somerville |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | New → In Progress |
assignee: | nobody → koba (kobako) |
Changed in linux (Ubuntu Jammy): | |
status: | New → In Progress |
assignee: | nobody → koba (kobako) |
description: | updated |
description: | updated |
description: | updated |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | In Progress → Fix Committed |
Changed in linux (Ubuntu Jammy): | |
importance: | Undecided → Medium |
status: | In Progress → Fix Committed |
tags: |
added: verification-done-focal verification-done-jammy removed: verification-needed-focal verification-needed-jammy |
Changed in linux-oem-5.17 (Ubuntu Jammy): | |
assignee: | nobody → koba (kobako) |
status: | New → In Progress |
tags: | added: originate-from-1974155 |
Changed in linux-oem-5.17 (Ubuntu Jammy): | |
status: | In Progress → Fix Committed |
Changed in linux-oem-5.17 (Ubuntu): | |
status: | New → Invalid |
Changed in linux-oem-5.17 (Ubuntu Focal): | |
status: | New → Invalid |
Changed in linux-oem-5.14 (Ubuntu Jammy): | |
status: | New → Invalid |
Changed in linux (Ubuntu Focal): | |
status: | New → Invalid |
Changed in linux-oem-5.14 (Ubuntu): | |
status: | New → Invalid |
Changed in linux (Ubuntu): | |
status: | In Progress → Fix Released |
Changed in hwe-next: | |
status: | New → Fix Released |
Changed in linux-oem-6.0 (Ubuntu): | |
status: | New → Invalid |
Changed in linux-oem-6.0 (Ubuntu Jammy): | |
status: | New → Fix Released |
Changed in linux-oem-6.0 (Ubuntu Focal): | |
status: | New → Invalid |
Changed in linux (Ubuntu Kinetic): | |
status: | New → Fix Released |
Changed in linux-oem-5.17 (Ubuntu Kinetic): | |
status: | New → Invalid |
Changed in linux-oem-6.0 (Ubuntu Kinetic): | |
status: | New → Invalid |
Changed in linux-oem-5.14 (Ubuntu Kinetic): | |
status: | New → Invalid |
To post a comment you must log in.
This bug is awaiting verification that the linux/5.15.0-28.29 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- jammy' to 'verification- done-jammy' . If the problem still exists, change the tag 'verification- needed- jammy' to 'verification- failed- jammy'.
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!