Thanks for that. Happy to report that 5.14.0-051400rc5drmtip20210809-generic works for me.
Also happy to provide specific logging of DRM of the working 5.8.0-7642-generic or 5.14.0-051400rc5drmtip20210809-generic and the not working 5.11.0-25-generic. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1908139 Title: ThinkPad T14s external display not working on ThinkPad USB-C Dock Gen2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1908139/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs