Script to suspend the USB adapter on the ZBook 17 G3 when systemd supends the computer avoiding errors like: "pci_pm_suspend(): hcd_pci_suspend+0x0/0x30 returns -16" and "dpm_run_callback(): pci_pm_suspend+0x0/0x150 returns -16"

custom_xhci_hcd

#! /bin/bash

# NAME: custom_xhci_hcd
# PATH: /lib/systemd/system-sleep
# CALL: Called from systemd automatically
# DESC: Suspend broken for USB3.0 as of Oct 25/2018 various kernels all at once

# DATE: Oct 28 2018

# NOTE: From comment #61 at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/522998
#       and modified like: https://www.enmimaquinafunciona.com/pregunta/160960/despierta-de-suspender-inmediatamente-cuando-el-dispositivo-bluetooth-desconectado

TMPLIST=/tmp/xhci-dev-list

case $1/$2 in
        pre/*)
            echo "$0: Going to $2..."
            echo -n '' > $TMPLIST
            for i in $(ls /sys/bus/pci/drivers/xhci_hcd/ | grep -E '[0-9a-z]+\:[0-9a-z]+\:.*$'); do
                # Unbind xhci_hcd for first device XXXX:XX:XX.X:
                echo -n "$i" | tee /sys/bus/pci/drivers/xhci_hcd/unbind
                echo "$i" >> $TMPLIST
            done
        ;;

        post/*)
            echo "$0: Waking up from $2..."
            for i in $(cat $TMPLIST); do
                # Bind xhci_hcd for first device XXXX:XX:XX.X:
                echo -n "$i" | tee /sys/bus/pci/drivers/xhci_hcd/bind
            done
            rm $TMPLIST
        ;;
esac