Fix several CDMA call collision cases (b1430014) · Commits · e / os / android_frameworks_base

telephony/java/com/android/internal/telephony/cdma/CdmaCallTracker.java

+43 −15

Original line number	Original line	Diff line number	Diff line
	@@ -437,7 +437,7 @@ public final class CdmaCallTracker extends CallTracker {
	new AsyncResult(null, null, null));		new AsyncResult(null, null, null));
	}		}
	if (Phone.DEBUG_PHONE) {		if (Phone.DEBUG_PHONE) {
	log("update phone state, old= , new= , " + oldState + state);		log("update phone state, old=" + oldState + " new="+ state);
	}		}
	if (state != oldState) {		if (state != oldState) {
	phone.notifyPhoneStateChanged();		phone.notifyPhoneStateChanged();
	@@ -522,37 +522,44 @@ public final class CdmaCallTracker extends CallTracker {
	}		}
	} else {		} else {
	if (Phone.DEBUG_PHONE) {		if (Phone.DEBUG_PHONE) {
	log("pending Mo= , dc= " + pendingMO + dc);		log("pendingMo=" + pendingMO + ", dc=" + dc);
	}		}
	// find if the MT call is a new ring or unknown connection		// find if the MT call is a new ring or unknown connection
	newRinging = checkMtFindNewRinging(dc,i);		newRinging = checkMtFindNewRinging(dc,i);
	if (newRinging == null) {		if (newRinging == null) {
	unknownConnectionAppeared = true;		unknownConnectionAppeared = true;
	}		}
			checkAndEnableDataCallAfterEmergencyCallDropped();
	}		}
	hasNonHangupStateChanged = true;		hasNonHangupStateChanged = true;
	} else if (conn != null && dc == null) {		} else if (conn != null && dc == null) {
	int count = foregroundCall.connections.size();		// This case means the RIL has no more active call anymore and
	if (count == 0) {		// we need to clean up the foregroundCall and ringingCall.
	// Handle an unanswered MO/MT call, there is no
	// foregroundCall connections at this time.
	droppedDuringPoll.add(conn);
	} else {
	// Loop through foreground call connections as		// Loop through foreground call connections as
	// it contains the known logical connections.		// it contains the known logical connections.
			int count = foregroundCall.connections.size();
	for (int n = 0; n < count; n++) {		for (int n = 0; n < count; n++) {
			if (Phone.DEBUG_PHONE) log("adding fgCall cn " + n + " to droppedDuringPoll");
	CdmaConnection cn = (CdmaConnection)foregroundCall.connections.get(n);		CdmaConnection cn = (CdmaConnection)foregroundCall.connections.get(n);
	droppedDuringPoll.add(cn);		droppedDuringPoll.add(cn);
	}		}
			count = ringingCall.connections.size();
			// Loop through ringing call connections as
			// it may contain the known logical connections.
			for (int n = 0; n < count; n++) {
			if (Phone.DEBUG_PHONE) log("adding rgCall cn " + n + " to droppedDuringPoll");
			CdmaConnection cn = (CdmaConnection)ringingCall.connections.get(n);
			droppedDuringPoll.add(cn);
	}		}
	foregroundCall.setGeneric(false);		foregroundCall.setGeneric(false);
			ringingCall.setGeneric(false);

	// Re-start Ecm timer when the connected emergency call ends		// Re-start Ecm timer when the connected emergency call ends
	if (mIsEcmTimerCanceled) {		if (mIsEcmTimerCanceled) {
	handleEcmTimer(phone.RESTART_ECM_TIMER);		handleEcmTimer(phone.RESTART_ECM_TIMER);
	} else {
	mIsInEmergencyCall = false;
	}		}
			// If emergency call is not going through while dialing
			checkAndEnableDataCallAfterEmergencyCallDropped();

	// Dropped connections are removed from the CallTracker		// Dropped connections are removed from the CallTracker
	// list but kept in the Call list		// list but kept in the Call list
	@@ -568,6 +575,7 @@ public final class CdmaCallTracker extends CallTracker {
	if (newRinging == null) {		if (newRinging == null) {
	unknownConnectionAppeared = true;		unknownConnectionAppeared = true;
	}		}
			checkAndEnableDataCallAfterEmergencyCallDropped();
	} else {		} else {
	// Call info stored in conn is not consistent with the call info from dc.		// Call info stored in conn is not consistent with the call info from dc.
	// We should follow the rule of MT calls taking precedence over MO calls		// We should follow the rule of MT calls taking precedence over MO calls
	@@ -1030,10 +1038,30 @@ public final class CdmaCallTracker extends CallTracker {
	*/		*/
	private void disableDataCallInEmergencyCall(String dialString) {		private void disableDataCallInEmergencyCall(String dialString) {
	if (PhoneNumberUtils.isEmergencyNumber(dialString)) {		if (PhoneNumberUtils.isEmergencyNumber(dialString)) {
			if (Phone.DEBUG_PHONE) log("disableDataCallInEmergencyCall");
	phone.disableDataConnectivity();		phone.disableDataConnectivity();
	mIsInEmergencyCall = true;		mIsInEmergencyCall = true;
	}		}
	}		}

			/**
			* Check and enable data call after an emergency call is dropped if it's
			* not in ECM
			*/
			private void checkAndEnableDataCallAfterEmergencyCallDropped() {
			if (mIsInEmergencyCall) {
			String inEcm=SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE, "false");
			if (Phone.DEBUG_PHONE) {
			log("checkAndEnableDataCallAfterEmergencyCallDropped,inEcm=" + inEcm);
			}
			if (inEcm.compareTo("false") == 0) {
			// Re-initiate data connection
			phone.mDataConnection.setDataEnabled(true);
			}
			mIsInEmergencyCall = false;
			}
			}

	/**		/**
	* Check the MT call to see if it's a new ring or		* Check the MT call to see if it's a new ring or
	* a unknown connection.		* a unknown connection.