Problems Suspending Machines with USB3 in Ubuntu

I've noticed that my new Asus U30FT was having problems suspending - it just got stuck on a blank screen. Long story short, it turns out because newer versions of Ubuntu come with ehci_hcd builtin kernel, and there's a couple of things you need to add to disable all devices that uses ehci_hcd, and

I've noticed that my new Asus U30FT was having problems suspending - it just got stuck on a blank screen. Long story short, it turns out because newer versions of Ubuntu come with ehci_hcd builtin kernel, and there's a couple of things you need to add to disable all devices that uses ehci_hcd, and unload the xhci module. #!/bin/sh # File: "/etc/pm/sleep.d/20_custom-ehci_hcd". case "${1}" in hibernate|suspend) echo -n "0000:00:1a.0" | tee /sys/bus/pci/drivers/ehci_hcd/unbind echo -n "0000:00:1d.0" | tee /sys/bus/pci/drivers/ehci_hcd/unbind ;; resume|thaw) echo -n "0000:00:1a.0" | tee /sys/bus/pci/drivers/ehci_hcd/bind echo -n "0000:00:1d.0" | tee /sys/bus/pci/drivers/ehci_hcd/bind ;; esac #File: "/etc/pm/config.d/usb3-suspend-workaround". SUSPEND_MODULES="xhci" Source: http://ubuntuforums.org/showthread.php?t=1444822