In CW Interrogation service class is not sent.

As per 3GPP TS 24.083, section 1.6 UE doesn't need to send service class
parameter in call waiting interrogation  to network. Some networks return error
if service class is sent. So setting service class to SERVICE_CLASS_NONE.

Change-Id: I396963d568573b88795ad2cf1844eb2e047b459e

diff --git a/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java b/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java
index 5f093d4..69a7a57 100644 (file)
--- a/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java
+++ b/telephony/java/com/android/internal/telephony/gsm/GSMPhone.java
@@ -972,7 +972,9 @@ public class GSMPhone extends PhoneBase {
     }
 
     public void getCallWaiting(Message onComplete) {
-        mCM.queryCallWaiting(CommandsInterface.SERVICE_CLASS_VOICE, onComplete);
+        //As per 3GPP TS 24.083, section 1.6 UE doesn't need to send service
+        //class parameter in call waiting interrogation  to network
+        mCM.queryCallWaiting(CommandsInterface.SERVICE_CLASS_NONE, onComplete);
     }
 
     public void setCallWaiting(boolean enable, Message onComplete) {