Hello, Mario and Lee Kuan-Ying @mauri is not available, I'm responsible for track this issue. I made tests adding the content from PPA (proposed2) and the 6.18 mainline kernel (22.04 Jammy) and I have validated the bug fix.
I tested the Thunderbolt 4 Dock Lenovo 40B0 connected to 4 external monitors and turned off eDP-1 built-in: - Lenovo P32p-30 (with DSC) - Lenovo P27pz-30 (with DSC) - Lenovo P27u-20 (no DSC) - Lenovo P27u-20 (no DSC) Machine Specs: CPU: 8-core AMD Ryzen 7 PRO 7840U GPU: Radeon 780M Graphics System Memory: 14666.3 MiB All monitors are working properly at same time, with max resolution and 60Hz of refresh rate. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2131882 Title: Multiple high bandwidth sinks may fail validation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2131882/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
