This patch enables the new vhci structure. Its lock protects
both the USB2 hub and the shared USB3 hub.
Signed-off-by: NYuyang Du <yuyang.du@intel.com>
Acked-by: NShuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>