Can you try stopping TLP (the advanced power manager) and then disconnecting and reconnecting the controller to see if it stays connected.
sudo systemctl stop tlp
If this works you can disable tlp completely using:
sudo systemctl disable tlp
Can you try stopping TLP (the advanced power manager) and then disconnecting and reconnecting the controller to see if it stays connected.
sudo systemctl stop tlp
If this works you can disable tlp completely using:
sudo systemctl disable tlp