Public bug reported:
[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.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Affects: linux (Ubuntu Focal)
Importance: Undecided
Status: Incomplete
** Tags: originate-from-1887825
** Tags added: originate-from-1887825
** Description changed:
[Impact]
- Lenovo reported that a new OLED panel need dpcd support to
+ 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.
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
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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.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1887909/+subscriptions
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