Failed to set resolutions with 2.5k@90Hz panels
Bug #1996490 reported by
AceLan Kao
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
New
|
Undecided
|
Unassigned | ||
X.Org X server |
Fix Released
|
Unknown
|
|||
xorg-server (Ubuntu) |
Fix Released
|
Undecided
|
AceLan Kao | ||
Jammy |
Fix Released
|
Undecided
|
AceLan Kao | ||
Kinetic |
Fix Released
|
Undecided
|
AceLan Kao | ||
Lunar |
Fix Released
|
Undecided
|
AceLan Kao |
Bug Description
[Impact]
Failed to set resolutions with new 2.5k@90Hz panels, the reported resolutions from xrandr are all invalid and got blank screen.
[Fix]
Below commit re-calculate clock and refresh rate fixes this issue.
https:/
[Test]
Verified on 2.5k@90Hz panel laptops and my laptop 1920x1080@60Hz
Will be tested in proposed for wider range.
[Where problems could occur]
Not sure if the re-calculated clock and refresh rate works for all different panels, need to verify it wider in proposed.
Changed in xorg-server (Ubuntu Jammy): | |
status: | New → In Progress |
Changed in xorg-server (Ubuntu Kinetic): | |
status: | New → In Progress |
Changed in xorg-server (Ubuntu Lunar): | |
status: | New → In Progress |
description: | updated |
Changed in xorg-server: | |
status: | Unknown → New |
Changed in xorg-server: | |
status: | New → Fix Released |
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The attachment "0001-hw- xfree86- re-calculate- the-clock- and-refresh- rate.patch" seems to be a patch. If it isn't, please remove the "patch" flag from the attachment, remove the "patch" tag, and if you are a member of the ~ubuntu-reviewers, unsubscribe the team.
[This is an automated message performed by a Launchpad user owned by ~brian-murray, for any issues please contact him.]