This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1844798
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
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https://bugs.launchpad.net/bugs/1844798
Title:
[SRU][B/OEM-B/OEM-OSP1/D/E]UBUNTU: SAUCE: enable adjusting brightness
on some samsung OLED panels
Status in linux package in Ubuntu:
Incomplete
Bug description:
SRU justification:
[Impact]
OLED backlight is not supported by the current kernel.
Sometimes the screen goes to black screen when enabled dpcd backlight support.
[Fix]
Fix max brightness value and enable dpcd to support adjusting brightness on
OLED.
Force enable backlight again to fix black screen issue.
[Test]
Verified on several laptops, backlight on and brightness is adjusted.
[Regression Potential]
Medium, change is limited to specific hardware feature.
Verified on no dpcd support laptops, no regression found yet.
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