** Also affects: linux-oem-5.6 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: Fix Released
** Also affects: linux-oem-5.6 (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Status: New => Fix Committed
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1871589
Title:
Add DCPD backlight support for HP CML system
Status in HWE Next:
New
Status in linux package in Ubuntu:
Fix Released
Status in linux-oem-5.6 package in Ubuntu:
Fix Committed
Status in linux source package in Focal:
Fix Released
Status in linux-oem-5.6 source package in Focal:
Fix Committed
Bug description:
[Impact]
PWM backlight doesn't work on an upcoming HP CML system.
[Fix]
Use DPCD to control backlight instead of PWM.
[Test]
With this patch applied, changing backlight sysfs can change the brightness.
[Regression Potential]
Low. This is specific to panel ID, which is unique.
To manage notifications about this bug go to:
https://bugs.launchpad.net/hwe-next/+bug/1871589/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : [email protected]
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp
