Try to change the descriptor timeout parameter, test it again and see if error -110 still occur: echo -n 12000 > /sys/module/usbcore/parameters/initial_descriptor_timeout -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html