** Also affects: hwe-next/oracular
Importance: Undecided
Status: New
** No longer affects: hwe-next/oracular
** Also affects: linux (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: linux-oem-6.11 (Ubuntu Oracular)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Oracular)
Status: New => In Progress
** Changed in: linux-oem-6.11 (Ubuntu Oracular)
Status: New => Invalid
** Description changed:
[Impact]
On Intel LNL, after screen is inverted by "gnome-randr modify eDP-1 --rotate
inverted"
Move cursor, the screen will get flicker, with the error in dmesg:
xe 0000:00:02.0: [drm] ERROR Fault errors on pipe A: 0x00040080
[Fix]
Intel provided a patch to fix it.
https://patchwork.freedesktop.org/patch/627668/?series=136033&rev=4
https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/3992
[Test]
Tested on Intel LNL and MTL, screens are normal on all rotate mode,
and suspend/resume for 100 times on both LNL and MTL with positive results.
[Where problems could occur]
It may break i915 and xe driver.
-
- SRU for oem-6.11 and plucky which supports LNL.
+ SRU for oracular, oem-6.11 and plucky which supports LNL.
LP:2103981 already merged the commit for plucky:
67a98f7e27ba ("drm/xe/display: Re-use display vmas when possible")
Add the fixed commit in this SRU only for plucky.
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https://bugs.launchpad.net/bugs/2103617
Title:
[SRU] Fix screen flickering in inverted display mode
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