Support for i2c devices (e59ccd8f) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioService.java

+33 −20

Original line number	Diff line number	Diff line
		@@ -1917,7 +1917,9 @@ public class AudioService extends IAudioService.Stub {
		} else if (action.equals(Intent.ACTION_HEADSET_PLUG)) {
		int state = intent.getIntExtra("state", 0);
		int microphone = intent.getIntExtra("microphone", 0);
		String name = intent.getStringExtra("name");

		if (name != null && !name.equalsIgnoreCase("1")) {
		if (microphone != 0) {
		boolean isConnected = mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_WIRED_HEADSET);
		if (state == 0 && isConnected) {
		@@ -1945,6 +1947,17 @@ public class AudioService extends IAudioService.Stub {
		mConnectedDevices.put( new Integer(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE), "");
		}
		}
		} else {
		if (state == 0) {
		AudioSystem.setDeviceConnectionState(0x20000,
		AudioSystem.DEVICE_STATE_UNAVAILABLE,
		"");
		} else if (state == 1) {
		AudioSystem.setDeviceConnectionState(0x20000,
		AudioSystem.DEVICE_STATE_AVAILABLE,
		"");
		}
		}
		} else if (action.equals(BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED)) {
		int state = intent.getIntExtra(BluetoothHeadset.EXTRA_AUDIO_STATE,
		BluetoothHeadset.STATE_ERROR);

services/java/com/android/server/HeadsetObserver.java

+66 −47

Original line number	Diff line number	Diff line
		@@ -45,6 +45,8 @@ class HeadsetObserver extends UEventObserver {
		private static final int BIT_HEADSET_NO_MIC = (1 << 1);
		private static final int SUPPORTED_HEADSETS = (BIT_HEADSET\|BIT_HEADSET_NO_MIC);
		private static final int HEADSETS_WITH_MIC = BIT_HEADSET;
		private static final int I2C_CONNECTED = 2048;
		private static final int I2C_ROUTED = 6144;

		private int mHeadsetState;
		private int mPrevHeadsetState;
		@@ -100,6 +102,7 @@ class HeadsetObserver extends UEventObserver {
		}

		private synchronized final void update(String newName, int newState) {
		if (newState != I2C_ROUTED && newState != I2C_CONNECTED) {
		// Retain only relevant bits
		int headsetState = newState & SUPPORTED_HEADSETS;
		int newOrOld = headsetState \| mHeadsetState;
		@@ -137,6 +140,9 @@ class HeadsetObserver extends UEventObserver {
		mPrevHeadsetState,
		mHeadsetName),
		delay);
		} else {
		sendIntent(0, newState, 0, "");
		}
		}

		private synchronized final void sendIntents(int headsetState, int prevHeadsetState, String headsetName) {
		@@ -150,6 +156,7 @@ class HeadsetObserver extends UEventObserver {
		}

		private final void sendIntent(int headset, int headsetState, int prevHeadsetState, String headsetName) {
		if (headsetState != I2C_ROUTED && headsetState != I2C_CONNECTED) {
		if ((headsetState & headset) != (prevHeadsetState & headset)) {
		// Pack up the values and broadcast them to everyone
		Intent intent = new Intent(Intent.ACTION_HEADSET_PLUG);
		@@ -171,6 +178,18 @@ class HeadsetObserver extends UEventObserver {
		// TODO: Should we require a permission?
		ActivityManagerNative.broadcastStickyIntent(intent, null);
		}
		} else {
		Intent intent = new Intent("com.teamwin");
		intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
		int state = 0;

		if (headsetState == I2C_ROUTED) {
		state = 1;
		}

		intent.putExtra("state", state);
		ActivityManagerNative.broadcastStickyIntent(intent, null);
		}
		}

		private final Handler mHandler = new Handler() {