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While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1887909
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Changed in: linux (Ubuntu Focal)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1887909
Title:
[SRU][F/OEM-5.6] add a new OLED panel support for brightness control
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Focal:
Incomplete
Bug description:
[Impact]
Lenovo reported that a new OLED panel needs dpcd support to
change screen brightness.
[Fix]
Add the panel ID in quirk list to support dpcd control.
[Test]
Verified on hardware by Lenovo.
[Regression Potential]
Low
Upstream fix, clean cherry-picked.
Add an ID only affected on specific hw.
Unstable branch already got this patch.
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