Daniel - FYI - I raised the issue of the dtoverlay vc4-kms-v3d vs vc4 -kms-v3d-pi4.
TL;DR - the v3d overlay is not activating the accelerated driver. Upstream confirmed this is an issue with Ubuntu's kernel - I'm hoping this will be caught and resolved in an upcoming raspi kernel update. https://github.com/raspberrypi/linux/issues/4080#issuecomment-762709027 Looking forward to testing the v5.10 raspi kernel whenever that is pushed into proposed ** Bug watch added: github.com/raspberrypi/linux/issues #4080 https://github.com/raspberrypi/linux/issues/4080 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1911030 Title: Graphical flashes on a raspi 4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1911030/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
