** Changed in: linux (Ubuntu)
Status: In Progress => Invalid
** Changed in: linux (Ubuntu)
Assignee: AceLan Kao (acelankao) => (unassigned)
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https://bugs.launchpad.net/bugs/2001599
Title:
Lost display on built-in monitor after suspend
Status in HWE Next:
New
Status in linux package in Ubuntu:
Invalid
Status in linux-oem-6.0 package in Ubuntu:
Invalid
Status in linux-oem-6.1 package in Ubuntu:
Invalid
Status in linux source package in Jammy:
Invalid
Status in linux-oem-6.0 source package in Jammy:
Won't Fix
Status in linux-oem-6.1 source package in Jammy:
Fix Released
Status in linux source package in Lunar:
In Progress
Status in linux-oem-6.0 source package in Lunar:
Invalid
Status in linux-oem-6.1 source package in Lunar:
Invalid
Bug description:
[Impact]
On some laptops, the eDP blinking slowly after resuming from S3
[Fix]
The series of patches which were in drp-tip fix the isue
https://patchwork.freedesktop.org/series/110693/
In v6.3-rc1
4c0eb35fc103 drm/i915: Improve PPS debugs
ed5509d1d451 drm/i915: Fix whitespace
1e47e035bb73 drm/i915: Print the PPS registers using consistent format
ba21bb24810f drm/i915: Reject unusable power sequencers
d83804f22d85 drm/i915: Extend dual PPS handlind for ICP+
bf38bba3e7d6 drm/i915: Try to use the correct power sequencer intiially on
bxt/glk
209074fd5a82 drm/i915: Generalize the PPS vlv_pipe_check() stuff
3f9ffce5765d drm/i915: Do panel VBT init early if the VBT declares an
explicit panel type
f70f8153e364 drm/i915: Introduce intel_panel_init_alloc()
[Test]
ODM and I confirmed the issue is fixed after the patches have been applied.
[Where problems may occur]
This series of patches fixes a dedicate issue and change the power sequence
for the eDP panel. eDP panel may stay blank if the rules are wrong. Our QA will
help us to verify this kind of issue.
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