Merge "Implement SubscriptionController#setPreferredData." (05408762) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/PhoneFactory.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -246,7 +246,7 @@ public class PhoneFactory {
		int maxActivePhones = sPhoneConfigurationManager
		.getNumberOfModemsWithSimultaneousDataConnections();

		sPhoneSwitcher = new PhoneSwitcher(maxActivePhones, numPhones,
		sPhoneSwitcher = PhoneSwitcher.make(maxActivePhones, numPhones,
		sContext, sc, Looper.myLooper(), tr, sCommandsInterfaces,
		sPhones);

src/java/com/android/internal/telephony/PhoneSwitcher.java

+119 −16

Original line number	Diff line number	Diff line
		@@ -39,6 +39,7 @@ import android.os.RemoteException;
		import android.telephony.PhoneCapability;
		import android.telephony.PhoneStateListener;
		import android.telephony.Rlog;
		import android.telephony.SubscriptionManager;
		import android.telephony.TelephonyManager;
		import android.util.LocalLog;

		@@ -77,17 +78,53 @@ public class PhoneSwitcher extends Handler {
		private final PhoneStateListener mPhoneStateListener;

		private int mMaxActivePhones;
		private int mDefaultDataSubscription;
		private static PhoneSwitcher sPhoneSwitcher = null;

		private final static int EVENT_DEFAULT_SUBSCRIPTION_CHANGED = 101;
		private final static int EVENT_SUBSCRIPTION_CHANGED = 102;
		private final static int EVENT_REQUEST_NETWORK = 103;
		private final static int EVENT_RELEASE_NETWORK = 104;
		private final static int EVENT_EMERGENCY_TOGGLE = 105;
		private final static int EVENT_RESEND_DATA_ALLOWED = 106;
		// Default subscription ID from user setting.
		private int mDefaultDataSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;

		// If mPreferredDataSubId is an active subscription, it overrides
		// mDefaultDataSubId and decides:
		// 1. In modem layer, which subscription is preferred to have data traffic on.
		// 2. In TelephonyNetworkFactory, which subscription will apply default network requets, which
		// are requests without specifying a subId.
		private int mPreferredDataSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;

		@VisibleForTesting
		// Corresponding phoneId after considerting mPreferredDataSubId and mDefaultDataSubId above.
		protected int mPreferredDataPhoneId = SubscriptionManager.INVALID_PHONE_INDEX;

		private static final int EVENT_DEFAULT_SUBSCRIPTION_CHANGED = 101;
		private static final int EVENT_SUBSCRIPTION_CHANGED = 102;
		private static final int EVENT_REQUEST_NETWORK = 103;
		private static final int EVENT_RELEASE_NETWORK = 104;
		private static final int EVENT_EMERGENCY_TOGGLE = 105;
		private static final int EVENT_RESEND_DATA_ALLOWED = 106;
		private static final int EVENT_PREFERRED_SUBSCRIPTION_CHANGED = 107;

		private final static int MAX_LOCAL_LOG_LINES = 30;

		/**
		* Method to get singleton instance.
		*/
		public static PhoneSwitcher getInstance() {
		return sPhoneSwitcher;
		}

		/**
		* Method to create singleton instance.
		*/
		public static PhoneSwitcher make(int maxActivePhones, int numPhones, Context context,
		SubscriptionController subscriptionController, Looper looper, ITelephonyRegistry tr,
		CommandsInterface[] cis, Phone[] phones) {
		if (sPhoneSwitcher == null) {
		sPhoneSwitcher = new PhoneSwitcher(maxActivePhones, numPhones, context,
		subscriptionController, looper, tr, cis, phones);
		}

		return sPhoneSwitcher;
		}

		@VisibleForTesting
		public PhoneSwitcher(Looper looper) {
		super(looper);
		@@ -108,6 +145,7 @@ public class PhoneSwitcher extends Handler {
		};
		}

		@VisibleForTesting
		public PhoneSwitcher(int maxActivePhones, int numPhones, Context context,
		SubscriptionController subscriptionController, Looper looper, ITelephonyRegistry tr,
		CommandsInterface[] cis, Phone[] phones) {
		@@ -221,6 +259,10 @@ public class PhoneSwitcher extends Handler {
		onResendDataAllowed(msg);
		break;
		}
		case EVENT_PREFERRED_SUBSCRIPTION_CHANGED: {
		onEvaluate(REQUESTS_UNCHANGED, "preferredDataSubIdChanged");
		break;
		}
		}
		}

		@@ -292,14 +334,17 @@ public class PhoneSwitcher extends Handler {
		return;
		}

		// Check if preferred slotId is changed.
		boolean diffDetected = requestsChanged;

		// Check if user setting of default data sub is changed.
		final int dataSub = mSubscriptionController.getDefaultDataSubId();
		if (dataSub != mDefaultDataSubscription) {
		sb.append(" default ").append(mDefaultDataSubscription).append("->").append(dataSub);
		mDefaultDataSubscription = dataSub;
		diffDetected = true;
		if (dataSub != mDefaultDataSubId) {
		sb.append(" default ").append(mDefaultDataSubId).append("->").append(dataSub);
		mDefaultDataSubId = dataSub;
		}

		// Check if phoneId to subId mapping is changed.
		for (int i = 0; i < mNumPhones; i++) {
		int sub = mSubscriptionController.getSubIdUsingPhoneId(i);
		if (sub != mPhoneSubscriptions[i]) {
		@@ -310,6 +355,15 @@ public class PhoneSwitcher extends Handler {
		}
		}

		// Check if phoneId for preferred data is changed.
		int oldPreferredDataPhoneId = mPreferredDataPhoneId;
		updatePhoneIdForDefaultNetworkRequests();
		if (oldPreferredDataPhoneId != mPreferredDataPhoneId) {
		sb.append(" preferred phoneId ").append(oldPreferredDataPhoneId)
		.append("->").append(mPreferredDataPhoneId);
		diffDetected = true;
		}

		if (diffDetected) {
		log("evaluating due to " + sb.toString());

		@@ -324,7 +378,8 @@ public class PhoneSwitcher extends Handler {
		}

		if (VDBG) {
		log("default subId = " + mDefaultDataSubscription);
		log("default subId = " + mDefaultDataSubId);
		log("preferred subId = " + mPreferredDataSubId);
		for (int i = 0; i < mNumPhones; i++) {
		log(" phone[" + i + "] using sub[" + mPhoneSubscriptions[i] + "]");
		}
		@@ -399,17 +454,19 @@ public class PhoneSwitcher extends Handler {
		if (mMaxActivePhones != newMaxActivePhones) {
		mMaxActivePhones = newMaxActivePhones;
		log("Max active phones changed to " + mMaxActivePhones);
		onEvaluate(true, "phoneCfgChanged");
		onEvaluate(REQUESTS_UNCHANGED, "phoneCfgChanged");
		}
		}

		private int phoneIdForRequest(NetworkRequest netRequest) {
		NetworkSpecifier specifier = netRequest.networkCapabilities.getNetworkSpecifier();
		if (specifier == null) {
		return mPreferredDataPhoneId;
		}

		int subId;

		if (specifier == null) {
		subId = mDefaultDataSubscription;
		} else if (specifier instanceof StringNetworkSpecifier) {
		if (specifier instanceof StringNetworkSpecifier) {
		try {
		subId = Integer.parseInt(((StringNetworkSpecifier) specifier).specifier);
		} catch (NumberFormatException e) {
		@@ -433,6 +490,39 @@ public class PhoneSwitcher extends Handler {
		return phoneId;
		}

		private int getSubIdForDefaultNetworkRequests() {
		if (mSubscriptionController.isActiveSubId(mPreferredDataSubId)) {
		return mPreferredDataSubId;
		} else {
		return mDefaultDataSubId;
		}
		}

		// This updates mPreferredDataPhoneId which decides which phone should
		// handle default network requests.
		private void updatePhoneIdForDefaultNetworkRequests() {
		int subId = getSubIdForDefaultNetworkRequests();
		int phoneId = SubscriptionManager.INVALID_PHONE_INDEX;

		if (SubscriptionManager.isUsableSubIdValue(subId)) {
		for (int i = 0; i < mNumPhones; i++) {
		if (mPhoneSubscriptions[i] == subId) {
		phoneId = i;
		break;
		}
		}
		}

		mPreferredDataPhoneId = phoneId;
		}

		/**
		* Returns whether phone should handle default network requests.
		*/
		public boolean isActiveForDefaultRequests(int phoneId) {
		return isPhoneActive(phoneId) && phoneId == mPreferredDataPhoneId;
		}

		public boolean isPhoneActive(int phoneId) {
		validatePhoneId(phoneId);
		return mPhoneStates[phoneId].active;
		@@ -456,6 +546,19 @@ public class PhoneSwitcher extends Handler {
		}
		}

		/**
		* Set a subscription as preferred data subscription.
		* See {@link SubscriptionManager#setPreferredData(int)} for more details.
		*/
		public void setPreferredData(int subId) {
		if (mPreferredDataSubId != subId) {
		log("setPreferredData subId changed to " + subId);
		mPreferredDataSubId = subId;
		Message msg = PhoneSwitcher.this.obtainMessage(EVENT_PREFERRED_SUBSCRIPTION_CHANGED);
		msg.sendToTarget();
		}
		}

		private void log(String l) {
		Rlog.d(LOG_TAG, l);
		mLocalLog.log(l);

src/java/com/android/internal/telephony/SubscriptionController.java

+18 −2

Original line number	Diff line number	Diff line
		@@ -168,6 +168,7 @@ public class SubscriptionController extends ISub.Stub {

		private int[] colorArr;
		private long mLastISubServiceRegTime;
		private int mPreferredDataSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;

		public static SubscriptionController init(Phone phone) {
		synchronized (SubscriptionController.class) {
		@@ -2301,8 +2302,23 @@ public class SubscriptionController extends ISub.Stub {

		@Override
		public int setPreferredData(int slotId) {
		// TODO: send to phone switcher.
		enforceModifyPhoneState("setPreferredData");
		final long token = Binder.clearCallingIdentity();

		try {
		// TODO: make this API takes in subId directly.
		int subId = getSubIdUsingPhoneId(slotId);

		if (mPreferredDataSubId != subId) {
		mPreferredDataSubId = subId;
		PhoneSwitcher.getInstance().setPreferredData(subId);
		//TODO: notifyPreferredDataSubIdChanged();
		}

		return 0;
		} finally {
		Binder.restoreCallingIdentity(token);
		}
		}

		@Override

src/java/com/android/internal/telephony/dataconnection/TelephonyNetworkFactory.java

+49 −51

Original line number	Diff line number	Diff line
		@@ -52,9 +52,12 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		private final HashMap<NetworkRequest, LocalLog> mSpecificRequests =
		new HashMap<NetworkRequest, LocalLog>();

		private int mPhoneId;
		private final int mPhoneId;
		// Only when this network factory is active, it will apply any network requests.
		private boolean mIsActive;
		private boolean mIsDefault;
		// Whether this network factory is active and should handle default network requests.
		// Default network requests are those that don't specify subscription ID.
		private boolean mIsActiveForDefault;
		private int mSubscriptionId;

		private final static int TELEPHONY_NETWORK_SCORE = 50;
		@@ -62,9 +65,8 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		private final Handler mInternalHandler;
		private static final int EVENT_ACTIVE_PHONE_SWITCH = 1;
		private static final int EVENT_SUBSCRIPTION_CHANGED = 2;
		private static final int EVENT_DEFAULT_SUBSCRIPTION_CHANGED = 3;
		private static final int EVENT_NETWORK_REQUEST = 4;
		private static final int EVENT_NETWORK_RELEASE = 5;
		private static final int EVENT_NETWORK_REQUEST = 3;
		private static final int EVENT_NETWORK_RELEASE = 4;

		public TelephonyNetworkFactory(PhoneSwitcher phoneSwitcher,
		SubscriptionController subscriptionController, SubscriptionMonitor subscriptionMonitor,
		@@ -90,9 +92,7 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		mSubscriptionMonitor.registerForSubscriptionChanged(mPhoneId, mInternalHandler,
		EVENT_SUBSCRIPTION_CHANGED, null);

		mIsDefault = false;
		mSubscriptionMonitor.registerForDefaultDataSubscriptionChanged(mPhoneId, mInternalHandler,
		EVENT_DEFAULT_SUBSCRIPTION_CHANGED, null);
		mIsActiveForDefault = false;

		register();
		}
		@@ -138,10 +138,6 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		onSubIdChange();
		break;
		}
		case EVENT_DEFAULT_SUBSCRIPTION_CHANGED: {
		onDefaultChange();
		break;
		}
		case EVENT_NETWORK_REQUEST: {
		onNeedNetworkFor(msg);
		break;
		@@ -155,34 +151,51 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		}

		private static final int REQUEST_LOG_SIZE = 40;
		private static final boolean REQUEST = true;
		private static final boolean RELEASE = false;

		private void applyRequests(HashMap<NetworkRequest, LocalLog> requestMap, boolean action,
		String logStr) {
		private static final int ACTION_NO_OP = 0;
		private static final int ACTION_REQUEST = 1;
		private static final int ACTION_RELEASE = 2;

		private void applyRequests(HashMap<NetworkRequest, LocalLog> requestMap,
		int action, String logStr) {
		if (action == ACTION_NO_OP) return;

		for (NetworkRequest networkRequest : requestMap.keySet()) {
		LocalLog localLog = requestMap.get(networkRequest);
		localLog.log(logStr);
		if (action == REQUEST) {
		if (action == ACTION_REQUEST) {
		mDcTracker.requestNetwork(networkRequest, localLog);
		} else {
		} else if (action == ACTION_RELEASE) {
		mDcTracker.releaseNetwork(networkRequest, localLog);
		}
		}
		}

		private static int getAction(boolean wasActive, boolean isActive) {
		if (!wasActive && isActive) {
		return ACTION_REQUEST;
		} else if (wasActive && !isActive) {
		return ACTION_RELEASE;
		} else {
		return ACTION_NO_OP;
		}
		}

		// apply or revoke requests if our active-ness changes
		private void onActivePhoneSwitch() {
		final boolean newIsActive = mPhoneSwitcher.isPhoneActive(mPhoneId);
		if (mIsActive != newIsActive) {
		mIsActive = newIsActive;
		String logString = "onActivePhoneSwitch(" + mIsActive + ", " + mIsDefault + ")";
		final boolean newIsActiveForDefault = mPhoneSwitcher.isActiveForDefaultRequests(mPhoneId);

		String logString = "onActivePhoneSwitch(newIsActive " + newIsActive + ", "
		+ "newIsActive " + newIsActiveForDefault + ")";
		if (DBG) log(logString);
		if (mIsDefault) {
		applyRequests(mDefaultRequests, (mIsActive ? REQUEST : RELEASE), logString);
		}
		applyRequests(mSpecificRequests, (mIsActive ? REQUEST : RELEASE), logString);
		}

		applyRequests(mSpecificRequests, getAction(mIsActive, newIsActive), logString);
		applyRequests(mDefaultRequests, getAction(mIsActiveForDefault, newIsActiveForDefault),
		logString);

		mIsActive = newIsActive;
		mIsActiveForDefault = newIsActiveForDefault;
		}

		// watch for phone->subId changes, reapply new filter and let
		@@ -196,21 +209,6 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		}
		}

		// watch for default-data changes (could be side effect of
		// phoneId->subId map change or direct change of default subId)
		// and apply/revoke default-only requests.
		private void onDefaultChange() {
		final int newDefaultSubscriptionId = mSubscriptionController.getDefaultDataSubId();
		final boolean newIsDefault = (newDefaultSubscriptionId == mSubscriptionId);
		if (newIsDefault != mIsDefault) {
		mIsDefault = newIsDefault;
		String logString = "onDefaultChange(" + mIsActive + "," + mIsDefault + ")";
		if (DBG) log(logString);
		if (mIsActive == false) return;
		applyRequests(mDefaultRequests, (mIsDefault ? REQUEST : RELEASE), logString);
		}
		}

		@Override
		public void needNetworkFor(NetworkRequest networkRequest, int score) {
		Message msg = mInternalHandler.obtainMessage(EVENT_NETWORK_REQUEST);
		@@ -229,23 +227,23 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		localLog = new LocalLog(REQUEST_LOG_SIZE);
		localLog.log("created for " + networkRequest);
		mDefaultRequests.put(networkRequest, localLog);
		isApplicable = mIsDefault;
		isApplicable = mIsActiveForDefault;
		}
		} else {
		localLog = mSpecificRequests.get(networkRequest);
		if (localLog == null) {
		localLog = new LocalLog(REQUEST_LOG_SIZE);
		mSpecificRequests.put(networkRequest, localLog);
		isApplicable = true;
		isApplicable = mIsActive;
		}
		}
		if (mIsActive && isApplicable) {
		if (isApplicable) {
		String s = "onNeedNetworkFor";
		localLog.log(s);
		log(s + " " + networkRequest);
		mDcTracker.requestNetwork(networkRequest, localLog);
		} else {
		String s = "not acting - isApp=" + isApplicable + ", isAct=" + mIsActive;
		String s = "not acting - isApplicable=" + isApplicable + ", mIsActive=" + mIsActive;
		localLog.log(s);
		log(s + " " + networkRequest);
		}
		@@ -264,19 +262,19 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		boolean isApplicable = false;
		if (networkRequest.networkCapabilities.getNetworkSpecifier() == null) {
		// request only for the default network
		isApplicable = mDefaultRequests.containsKey(networkRequest) && mIsActiveForDefault;
		localLog = mDefaultRequests.remove(networkRequest);
		isApplicable = (localLog != null) && mIsDefault;
		} else {
		isApplicable = mSpecificRequests.containsKey(networkRequest) && mIsActive;
		localLog = mSpecificRequests.remove(networkRequest);
		isApplicable = (localLog != null);
		}
		if (mIsActive && isApplicable) {
		if (isApplicable) {
		String s = "onReleaseNetworkFor";
		localLog.log(s);
		log(s + " " + networkRequest);
		mDcTracker.releaseNetwork(networkRequest, localLog);
		} else {
		String s = "not releasing - isApp=" + isApplicable + ", isAct=" + mIsActive;
		String s = "not releasing - isApplicable=" + isApplicable + ", mIsActive=" + mIsActive;
		localLog.log(s);
		log(s + " " + networkRequest);
		}
		@@ -289,7 +287,7 @@ public class TelephonyNetworkFactory extends NetworkFactory {
		public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
		final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " ");
		pw.println(LOG_TAG + " mSubId=" + mSubscriptionId + " mIsActive=" +
		mIsActive + " mIsDefault=" + mIsDefault);
		mIsActive + " mIsActiveForDefault=" + mIsActiveForDefault);
		pw.println("Default Requests:");
		pw.increaseIndent();
		for (NetworkRequest nr : mDefaultRequests.keySet()) {

tests/telephonytests/src/com/android/internal/telephony/PhoneSwitcherTest.java

+101 −11

File changed.

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