fibocom: Add reset functionality

Signed-off-by: Sven Schwermer <sven.schwermer@disruptive-technologies.com>

plugins/fibocom/mm-broadband-modem-fibocom.c

@@ -162,6 +162,30 @@ modem_create_bearer (MMIfaceModem       *_self,
                               task);
 }
 
+/*****************************************************************************/
+/* Reset (Modem interface) */
+
+static gboolean
+modem_reset_finish (MMIfaceModem *self,
+                    GAsyncResult *res,
+                    GError **error)
+{
+    return !!mm_base_modem_at_command_finish (MM_BASE_MODEM (self), res, error);
+}
+
+static void
+modem_reset (MMIfaceModem *self,
+             GAsyncReadyCallback callback,
+             gpointer user_data)
+{
+    mm_base_modem_at_command (MM_BASE_MODEM (self),
+                              "+CFUN=15",
+                              3,
+                              FALSE,
+                              callback,
+                              user_data);
+}
+
 /*****************************************************************************/
 
 MMBroadbandModemFibocom *
@@ -197,6 +221,8 @@ iface_modem_init (MMIfaceModem *iface)
 {
     iface->create_bearer = modem_create_bearer;
     iface->create_bearer_finish = modem_create_bearer_finish;
+    iface->reset = modem_reset;
+    iface->reset_finish = modem_reset_finish;
 }
 
 static void