Do not downgrade filtered scans to opportunistic (e867b1f5) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/gatt/ScanManager.java

+10 −3

Original line number	Diff line number	Diff line
		@@ -230,7 +230,7 @@ public class ScanManager {
		if (!mScanNative.isOpportunisticScanClient(client)) {
		mScanNative.configureRegularScanParams();

		if (!mScanNative.isFirstMatchScanClient(client)) {
		if (!mScanNative.isExemptFromScanDowngrade(client)) {
		Message msg = mHandler.obtainMessage(MSG_SCAN_TIMEOUT);
		msg.obj = client;
		// Only one timeout message should exist at any time
		@@ -526,6 +526,12 @@ public class ScanManager {
		}
		}

		private boolean isExemptFromScanDowngrade(ScanClient client) {
		return isOpportunisticScanClient(client)
		\|\| isFirstMatchScanClient(client)
		\|\| !shouldUseAllPassFilter(client);
		}

		private boolean isOpportunisticScanClient(ScanClient client) {
		return client.settings.getScanMode() == ScanSettings.SCAN_MODE_OPPORTUNISTIC;
		}
		@@ -675,8 +681,9 @@ public class ScanManager {

		void regularScanTimeout() {
		for (ScanClient client : mRegularScanClients) {
		if (!isOpportunisticScanClient(client) && !isFirstMatchScanClient(client)) {
		logd("clientIf set to scan opportunisticly: " + client.clientIf);
		if (!isExemptFromScanDowngrade(client)) {
		Log.w(TAG, "Moving scan client to opportunistic (clientIf "
		+ client.clientIf + ")");
		setOpportunisticScanClient(client);
		client.stats.setScanTimeout();
		}