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Commit 8be479ba authored by Sandeep Gutta's avatar Sandeep Gutta Committed by Gerrit - the friendly Code Review server
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Add Dual Transfer Mode support. 

In GsmServiceStateTracker, decode the "concurrent services support
indicator" field from RIL_REQUEST_VOICE_REGISTRATION_STATE
request and based on the value of this CSSI field allow concurrent
CS and PS services to applications.

Change-Id: Iebf43ed14ff38d88b06f7bb43d11365de6433b81
CRs-Fixed: 564063
parent 9aa80c0b

src/java/com/android/internal/telephony/gsm/GsmServiceStateTracker.java

+12 −2
Original line number Diff line number Diff line
@@ -642,6 +642,7 @@ public class GsmServiceStateTracker extends ServiceStateTracker { 
                    int regState = ServiceState.RIL_REG_STATE_UNKNOWN;

                    int reasonRegStateDenied = -1;

                    int psc = -1;

                    int cssIndicator = 0;

                    if (states.length > 0) {

                        try {

                            regState = Integer.parseInt(states[0]);
@@ -658,6 +659,9 @@ public class GsmServiceStateTracker extends ServiceStateTracker { 
                                    type = Integer.parseInt(states[3]);

                                }

                            }

                            if (states.length >= 7 && (states[7] != null)) {

                                cssIndicator = Integer.parseInt(states[7]);

                            }

                            if (states.length > 14) {

                                if (states[14] != null && states[14].length() > 0) {

                                    psc = Integer.parseInt(states[14], 16);
@@ -671,6 +675,7 @@ public class GsmServiceStateTracker extends ServiceStateTracker { 
                    mGsmRoaming = regCodeIsRoaming(regState);

                    mNewSS.setState(regCodeToServiceState(regState));

                    mNewSS.setRilVoiceRadioTechnology(type);

                    mNewSS.setCssIndicator(cssIndicator);



                    if ((regState == ServiceState.RIL_REG_STATE_DENIED

                            || regState == ServiceState.RIL_REG_STATE_DENIED_EMERGENCY_CALL_ENABLED)
@@ -1459,11 +1464,16 @@ public class GsmServiceStateTracker extends ServiceStateTracker { 


    /**

     * @return true if phone is camping on a technology (eg UMTS)

     * that could support voice and data simultaneously.

     * that could support voice and data simultaneously or

     * concurrent services support indicator is set to '1'.

     */

    @Override

    public boolean isConcurrentVoiceAndDataAllowed() {

        return (mSS.getRilDataRadioTechnology() >= ServiceState.RIL_RADIO_TECHNOLOGY_UMTS);

        if (mSS.getRilDataRadioTechnology() >= ServiceState.RIL_RADIO_TECHNOLOGY_UMTS) {

            return true;

        } else {

            return mSS.getCssIndicator() == 1;

        }

    }



    /**