I think the default is auto, so I'm not totally convinced it was ever
turned on in your case for kernel 5.11. You might want to try booting
that kernel and forcing the setting to value '1'.
** Summary changed:
- Clipping and pointer lag after update to 21.20 (i915 driver)
+ [Dell Latitude 7320] Clipping and pointer lag after update to 21.20 (fixed by
i915.enable_psr=0)
** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Summary changed:
- [Dell Latitude 7320] Clipping and pointer lag after update to 21.20 (fixed by
i915.enable_psr=0)
+ [Dell Latitude 7320] Clipping and pointer lag after update to kernel 5.13
(fixed by i915.enable_psr=0)
** Changed in: linux (Ubuntu)
Status: Incomplete => Triaged
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https://bugs.launchpad.net/bugs/1947326
Title:
[Dell Latitude 7320] Clipping and pointer lag after update to kernel
5.13 (fixed by i915.enable_psr=0)
Status in linux package in Ubuntu:
Triaged
Bug description:
Graphics were working perfectly until update to 21.10.
Now I experience graphics lag when typing and moving the pointer, and
clipping when scrolling or playing video.
ProblemType: Bug
DistroRelease: Ubuntu 21.10
Package: gnome-shell 40.5-1ubuntu2
ProcVersionSignature: Ubuntu 5.13.0-19.19-generic 5.13.14
Uname: Linux 5.13.0-19-generic x86_64
ApportVersion: 2.20.11-0ubuntu70
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Fri Oct 15 10:42:19 2021
DisplayManager: gdm3
InstallationDate: Installed on 2021-10-12 (2 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
RelatedPackageVersions: mutter-common 40.5-1ubuntu2
SourcePackage: gnome-shell
UpgradeStatus: Upgraded to impish on 2021-10-14 (0 days ago)
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