Ticket #1267: qtopia-enable-echo-suppression-on-dialing-and-accepting.patch

devices/ficgta01/src/plugins/phonevendors/ficgta01/vendor_ficgta01.cpp

@@ -186 +186 @@
     return cmd.arg(QAtUtils::quote(options.number(), codec));
 }
 
+// Use the enable the echo suppression for TI Calypso before dialing
+QString Ficgta01CallProvider::dialVoiceCommand(const QDialOptions& options) const
+{
+        Ficgta01ModemService::echoCancellation(atchat());
+        return QModemCallProvider::dialVoiceCommand(options);
+}
+
+// Use the enable the echo suppression for TI Calypso before accepting calls
+QString Ficgta01CallProvider::acceptCallCommand( bool otherActiveCalls ) const
+{
+        Ficgta01ModemService::echoCancellation(atchat());
+        return QModemCallProvider::acceptCallCommand(otherActiveCalls);
+}
+
 Ficgta01PhoneBook::Ficgta01PhoneBook( QModemService *service )
     : QModemPhoneBook( service )
     , m_phoneBookWasReady(false)
@@ -453 +467 @@
     // Enable %CPRI for ciphering indications.
 //    chat( "AT%CPRI=1" );
 
-    // Set the side to the minimum value, enable echo/noise reduction
-    chat("AT@ST=\"-26\"" );
-    chat("AT%N0187" );
-
     // Make the modem send unsolicited reports at any time
     // the "user is not typing".  i.e. don't intersperse unsolicited
     // notifications and command echo as it will confuse QAtChat.
@@ -759 +769 @@
         m_vibratorService->setVibrateNow(false);
 }
 
+void Ficgta01ModemService::echoCancellation(QAtChat * atChat)
+{
+        atChat->chat( "AT@ST=\"-26\"" ); // audio side tone: set to minimum
+        atChat->chat( "AT%N028B" );      // Long Echo Cancellation: active, -6db
+        atChat->chat( "AT%N0125" );      // Noise reduction: active, -6db
+}
+
  Ficgta01VibrateAccessory::Ficgta01VibrateAccessory
         ( QModemService *service )
     : QVibrateAccessoryProvider( service->service(), service )

devices/ficgta01/src/plugins/phonevendors/ficgta01/vendor_ficgta01_p.h

@@ -53 +53 @@
     QModemCallProvider::AtdBehavior atdBehavior() const;
     void abortDial( uint modemIdentifier, QPhoneCall::Scope scope );
     QString dialServiceCommand(const QDialOptions&) const;
+    QString dialVoiceCommand(const QDialOptions&) const;
+    QString acceptCallCommand( bool otherActiveCalls ) const;
 
     // reimplementation
     void resetModem();
@@ -126 +128 @@
     ~Ficgta01ModemService();
 
     void initialize();
+    static void echoCancellation( QAtChat* );
 
 private slots:
     void csq( const QString& msg );