Comment 22 for bug 1397885

I just tried to get the firmware from comments #6 and #7 of https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1394368

Under your kernel, the whole computer runs unstable. the login manager and X won't always start, the system takes ages to start, lsusb feezes and I get a log of the following with journalctl -xe.

 mai 02 19:21:00 white kernel: usb 1-5: new full-speed USB device number 49 using xhci_hcd
mai 02 19:21:01 white kernel: usb 1-5: New USB device found, idVendor=04ca, idProduct=300d
mai 02 19:21:01 white kernel: usb 1-5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
mai 02 19:21:01 white kernel: usb 1-5: USB disconnect, device number 49
mai 02 19:21:01 white kernel: usb 1-5: new full-speed USB device number 50 using xhci_hcd
mai 02 19:21:01 white kernel: usb 1-5: New USB device found, idVendor=04ca, idProduct=300d
mai 02 19:21:01 white kernel: usb 1-5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
mai 02 19:21:01 white kernel: usb 1-5: USB disconnect, device number 50
mai 02 19:21:01 white kernel: usb 1-5: new full-speed USB device number 51 using xhci_hcd
mai 02 19:21:02 white kernel: usb 1-5: New USB device found, idVendor=04ca, idProduct=300d
mai 02 19:21:02 white kernel: usb 1-5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
mai 02 19:21:02 white kernel: usb 1-5: USB disconnect, device number 51
mai 02 19:21:02 white kernel: usb 1-5: new full-speed USB device number 52 using xhci_hcd
mai 02 19:21:02 white kernel: usb 1-5: New USB device found, idVendor=04ca, idProduct=300d
mai 02 19:21:02 white kernel: usb 1-5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
mai 02 19:21:02 white kernel: usb 1-5: USB disconnect, device number 52
mai 02 19:21:03 white kernel: usb 1-5: new full-speed USB device number 53 using xhci_hcd
mai 02 19:21:03 white kernel: usb 1-5: New USB device found, idVendor=04ca, idProduct=300d
mai 02 19:21:03 white kernel: usb 1-5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
mai 02 19:21:03 white kernel: usb 1-5: USB disconnect, device number 53
mai 02 19:21:03 white kernel: usb 1-5: new full-speed USB device number 54 using xhci_hcd
mai 02 19:21:03 white kernel: usb 1-5: New USB device found, idVendor=04ca, idProduct=300d
mai 02 19:21:03 white kernel: usb 1-5: New USB device strings: Mfr=0, Product=0, SerialNumber=0

With the stock kernel, however, bluetooth started working without needing to boot into Windows. Thanks for all your help!