@Gavin, Would you please try the drm-tip kernel with drm debug option "drm.debug=0xe log_buf_len=4M" ? Also, please provide the output of `fwupdmgr get-devices`.
** Attachment added: "drm-tip-5.5.0-rc1.tgz" https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1872034/+attachment/5354443/+files/drm-tip-5.5.0-rc1.tgz -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1872034 Title: [Focal] No HDMI output through thunderbolt docking station To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1872034/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
