def METHOD_NAME(self, dev_name):
    """
    Given watchdog device name, get driver name on remote node
    """
    # FIXME
    cmd = "ssh {} {}@{} {}".format(SSH_OPTION, self._remote_user, self._peer_host, self.QUERY_CMD)
    rc, out, err = utils.get_stdout_stderr(cmd)
    if rc == 0 and out:
        # output format might like:
        #   [1] /dev/watchdog\nIdentity: Software Watchdog\nDriver: softdog\n
        device_driver_dict = dict(re.findall(self.DEVICE_FIND_REGREX, out))
        if device_driver_dict and dev_name in device_driver_dict:
            return device_driver_dict[dev_name]
        else:
            return None
    else:
        utils.fatal("Failed to run {} remotely: {}".format(self.QUERY_CMD, err))