** Changed in: linux-intel-iotg (Ubuntu Jammy)
Status: New => Fix Committed
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-intel-iotg in Ubuntu.
https://bugs.launchpad.net/bugs/2031057
Title:
[EHL] Screen flickering when the setup is in multiple monitors with
mirror mode output
Status in linux-intel-iotg package in Ubuntu:
Invalid
Status in linux-intel-iotg source package in Jammy:
Fix Committed
Bug description:
[Summary]
Display is flickering in Mirror mode and below 30 Hz refresh rate
[Steps to reproduce]
1. Install Ubuntu Desktop 22.04.2
2. Boot to desktop
3. Connect 2 FHD monitors to DP ports and HDMI port
4. Change to Mirror Mode.
5. Change back to Joint Mode and change refresh rate to 30 Hz (or below)
[Expected result]
1. Display on both DP and HDMI show correctly on Mirror mode
2. Display on both DP and HDMI show correctly on refresh rate below 30Hz
[Actual result]
1. Display Flicker on display in Mirror Mode.
2. Display Flicker on display when select 30 Hz on refresh rate
[Failure rate]
100%
[Additional information]
bios-version: V1.11
CPU: Intel(R) Celeron(R) N6210 @ 1.20GHz (Elkhart Lake)
GPU: 00:02.0 VGA compatible controller: Intel Corporation Device 4555 (rev 01)
kernel-version: 5.15.0-1027-intel-iotg
Note:
Single mode does not have this issue.
LP: #2020412
LP: #2031056
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux-intel-iotg/+bug/2031057/+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
