Hi @AaronMa and @John, This bug is related to the bug: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2069993, and we had some quirk fixing on these panels:
Panels show garbage or flickering when i915.psr2 enabled (LP: #2069993) - SAUCE: drm/i915/display/psr: add a psr2 disable quirk table - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x4d_0x10_0x93_0x15 - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x30_0xe4_0x8b_0x07 - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x30_0xe4_0x78_0x07 - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x30_0xe4_0x8c_0x07 - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x06_0xaf_0x9a_0xf9 - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x4d_0x10_0x8f_0x15 - SAUCE: drm/i915/display/psr: disable psr2 for panel_0x06_0xaf_0xa3_0xc3 So for this bug here, we would like to add a quirk on user's panel (the exact same way as we've done before). @John, please follow the instruction below to give us the information of your panel used by Dell XPS 13 9340: 1. Install the needed package: ``` sudo apt install edid-decode ``` 2. Get EDID of your running panel: ``` sudo get-edid | edid-decode ``` Please paste or attach the whole output from edid-decode, thanks. ** Bug watch added: gitlab.freedesktop.org/drm/i915/kernel/-/issues #9739 https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/9739 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2073252 Title: [Dell XPS 13 9340] [i915] After recent update, screen is corrupted level with mouse pointer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2073252/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs