My crude little workaround to keep trying to start the backlight service until it succeeds (defaults to trying every 100ms):
[Unit] Description=Restart backlight service [Service] Type=simple Restart=on-failure ExecStart=systemctl start systemd-backlight@backlight:amdgpu_bl0 [Install] WantedBy=multi-user.target -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1954843 Title: amdgpu_bl0: Failed to write system 'brightness' attribute: Invalid argument To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1954843/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
