+static int scpi_serial_connection_id(struct sr_scpi_dev_inst *scpi,
+ char **connection_id)
+{
+ struct scpi_serial *sscpi = scpi->priv;
+ struct sr_serial_dev_inst *serial = sscpi->serial;
+
+ *connection_id = g_strdup(serial->port);
+
+ return SR_OK;
+}
+