Broken again on Ubuntu 20.04LTS after updating to kernel 5.4.0-105-generic. USB2 devices not detected on USB3 ports after reboot, but appearing after:
$ echo '0000:00:14.0' | sudo tee /sys/bus/pci/drivers/xhci_hcd/unbind $ sleep 1 $ echo '0000:00:14.0' | sudo tee /sys/bus/pci/drivers/xhci_hcd
Broken again on Ubuntu 20.04LTS after updating to kernel 5.4.0-105-generic.
USB2 devices not detected on USB3 ports after reboot, but appearing after:
$ echo '0000:00:14.0' | sudo tee /sys/bus/ pci/drivers/ xhci_hcd/ unbind pci/drivers/ xhci_hcd
$ sleep 1
$ echo '0000:00:14.0' | sudo tee /sys/bus/