Merge "Add support for USB audio docks." (846944e9) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/audio/AudioDeviceInventory.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -1360,6 +1360,9 @@ public class AudioDeviceInventory {
		case AudioSystem.DEVICE_OUT_USB_HEADSET:
		connType = AudioRoutesInfo.MAIN_USB;
		break;
		case AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET:
		connType = AudioRoutesInfo.MAIN_DOCK_SPEAKERS;
		break;
		}

		synchronized (mCurAudioRoutes) {

services/usb/java/com/android/server/usb/UsbAlsaDevice.java

+30 −18

Original line number	Diff line number	Diff line
		@@ -41,6 +41,7 @@ public final class UsbAlsaDevice {

		private final boolean mIsInputHeadset;
		private final boolean mIsOutputHeadset;
		private final boolean mIsDock;

		private boolean mSelected = false;
		private int mOutputState;
		@@ -53,7 +54,7 @@ public final class UsbAlsaDevice {

		public UsbAlsaDevice(IAudioService audioService, int card, int device, String deviceAddress,
		boolean hasOutput, boolean hasInput,
		boolean isInputHeadset, boolean isOutputHeadset) {
		boolean isInputHeadset, boolean isOutputHeadset, boolean isDock) {
		mAudioService = audioService;
		mCardNum = card;
		mDeviceNum = device;
		@@ -62,31 +63,32 @@ public final class UsbAlsaDevice {
		mHasInput = hasInput;
		mIsInputHeadset = isInputHeadset;
		mIsOutputHeadset = isOutputHeadset;
		mIsDock = isDock;
		}

		/**
		* @returns the ALSA card number associated with this peripheral.
		* @return the ALSA card number associated with this peripheral.
		*/
		public int getCardNum() {
		return mCardNum;
		}

		/**
		* @returns the ALSA device number associated with this peripheral.
		* @return the ALSA device number associated with this peripheral.
		*/
		public int getDeviceNum() {
		return mDeviceNum;
		}

		/**
		* @returns the USB device device address associated with this peripheral.
		* @return the USB device device address associated with this peripheral.
		*/
		public String getDeviceAddress() {
		return mDeviceAddress;
		}

		/**
		* @returns the ALSA card/device address string.
		* @return the ALSA card/device address string.
		*/
		public String getAlsaCardDeviceString() {
		if (mCardNum < 0 \|\| mDeviceNum < 0) {
		@@ -98,35 +100,42 @@ public final class UsbAlsaDevice {
		}

		/**
		* @returns true if the device supports output.
		* @return true if the device supports output.
		*/
		public boolean hasOutput() {
		return mHasOutput;
		}

		/**
		* @returns true if the device supports input (recording).
		* @return true if the device supports input (recording).
		*/
		public boolean hasInput() {
		return mHasInput;
		}

		/**
		* @returns true if the device is a headset for purposes of input.
		* @return true if the device is a headset for purposes of input.
		*/
		public boolean isInputHeadset() {
		return mIsInputHeadset;
		}

		/**
		* @returns true if the device is a headset for purposes of output.
		* @return true if the device is a headset for purposes of output.
		*/
		public boolean isOutputHeadset() {
		return mIsOutputHeadset;
		}

		/**
		* @returns true if input jack is detected or jack detection is not supported.
		* @return true if the device is a USB dock.
		*/
		public boolean isDock() {
		return mIsDock;
		}

		/**
		* @return true if input jack is detected or jack detection is not supported.
		*/
		private synchronized boolean isInputJackConnected() {
		if (mJackDetector == null) {
		@@ -136,7 +145,7 @@ public final class UsbAlsaDevice {
		}

		/**
		* @returns true if input jack is detected or jack detection is not supported.
		* @return true if input jack is detected or jack detection is not supported.
		*/
		private synchronized boolean isOutputJackConnected() {
		if (mJackDetector == null) {
		@@ -190,9 +199,10 @@ public final class UsbAlsaDevice {
		try {
		// Output Device
		if (mHasOutput) {
		int device = mIsOutputHeadset
		int device = mIsDock ? AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET
		: (mIsOutputHeadset
		? AudioSystem.DEVICE_OUT_USB_HEADSET
		: AudioSystem.DEVICE_OUT_USB_DEVICE;
		: AudioSystem.DEVICE_OUT_USB_DEVICE);
		if (DEBUG) {
		Slog.d(TAG, "pre-call device:0x" + Integer.toHexString(device)
		+ " addr:" + alsaCardDeviceString
		@@ -231,7 +241,7 @@ public final class UsbAlsaDevice {

		/**
		* @Override
		* @returns a string representation of the object.
		* @return a string representation of the object.
		*/
		public synchronized String toString() {
		return "UsbAlsaDevice: [card: " + mCardNum
		@@ -273,7 +283,7 @@ public final class UsbAlsaDevice {

		/**
		* @Override
		* @returns true if the objects are equivalent.
		* @return true if the objects are equivalent.
		*/
		public boolean equals(Object obj) {
		if (!(obj instanceof UsbAlsaDevice)) {
		@@ -285,12 +295,13 @@ public final class UsbAlsaDevice {
		&& mHasOutput == other.mHasOutput
		&& mHasInput == other.mHasInput
		&& mIsInputHeadset == other.mIsInputHeadset
		&& mIsOutputHeadset == other.mIsOutputHeadset);
		&& mIsOutputHeadset == other.mIsOutputHeadset
		&& mIsDock == other.mIsDock);
		}

		/**
		* @Override
		* @returns a hash code generated from the object contents.
		* @return a hash code generated from the object contents.
		*/
		public int hashCode() {
		final int prime = 31;
		@@ -301,6 +312,7 @@ public final class UsbAlsaDevice {
		result = prime * result + (mHasInput ? 0 : 1);
		result = prime * result + (mIsInputHeadset ? 0 : 1);
		result = prime * result + (mIsOutputHeadset ? 0 : 1);
		result = prime * result + (mIsDock ? 0 : 1);

		return result;
		}

services/usb/java/com/android/server/usb/UsbAlsaManager.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -237,6 +237,7 @@ public final class UsbAlsaManager {
		if (hasInput \|\| hasOutput) {
		boolean isInputHeadset = parser.isInputHeadset();
		boolean isOutputHeadset = parser.isOutputHeadset();
		boolean isDock = parser.isDock();

		if (mAudioService == null) {
		Slog.e(TAG, "no AudioService");
		@@ -246,7 +247,7 @@ public final class UsbAlsaManager {
		UsbAlsaDevice alsaDevice =
		new UsbAlsaDevice(mAudioService, cardRec.getCardNum(), 0 /device/,
		deviceAddress, hasOutput, hasInput,
		isInputHeadset, isOutputHeadset);
		isInputHeadset, isOutputHeadset, isDock);
		if (alsaDevice != null) {
		alsaDevice.setDeviceNameAndDescription(
		cardRec.getCardName(), cardRec.getCardDescription());

services/usb/java/com/android/server/usb/UsbHostManager.java

+3 −5

Original line number	Diff line number	Diff line
		@@ -165,7 +165,7 @@ public class UsbHostManager {
		pw.println("manfacturer:0x" + Integer.toHexString(deviceDescriptor.getVendorID())
		+ " product:" + Integer.toHexString(deviceDescriptor.getProductID()));
		pw.println("isHeadset[in: " + parser.isInputHeadset()
		+ " , out: " + parser.isOutputHeadset() + "]");
		+ " , out: " + parser.isOutputHeadset() + "], isDock: " + parser.isDock());
		} else {
		pw.println(formatTime() + " Disconnect " + mDeviceAddress);
		}
		@@ -179,9 +179,8 @@ public class UsbHostManager {
		UsbDescriptorsTree descriptorTree = new UsbDescriptorsTree();
		descriptorTree.parse(parser);
		descriptorTree.report(new TextReportCanvas(parser, stringBuilder));

		stringBuilder.append("isHeadset[in: " + parser.isInputHeadset()
		+ " , out: " + parser.isOutputHeadset() + "]");
		+ " , out: " + parser.isOutputHeadset() + "], isDock: " + parser.isDock());
		pw.println(stringBuilder.toString());
		} else {
		pw.println(formatTime() + " Disconnect " + mDeviceAddress);
		@@ -198,9 +197,8 @@ public class UsbHostManager {
		descriptor.report(canvas);
		}
		pw.println(stringBuilder.toString());

		pw.println("isHeadset[in: " + parser.isInputHeadset()
		+ " , out: " + parser.isOutputHeadset() + "]");
		+ " , out: " + parser.isOutputHeadset() + "], isDock: " + parser.isDock());
		} else {
		pw.println(formatTime() + " Disconnect " + mDeviceAddress);
		}

services/usb/java/com/android/server/usb/descriptors/UsbDescriptorParser.java

+31 −0

Original line number	Diff line number	Diff line
		@@ -870,4 +870,35 @@ public final class UsbDescriptorParser {
		return getOutputHeadsetProbability() >= OUT_HEADSET_TRIGGER;
		}

		/**
		* isDock() indicates if the connected USB output peripheral is a docking station with
		* audio output.
		* A valid audio dock must declare only one audio output control terminal of type
		* TERMINAL_EXTERN_DIGITAL.
		*/
		public boolean isDock() {
		if (hasMIDIInterface() \|\| hasHIDInterface()) {
		return false;
		}

		ArrayList<UsbDescriptor> acDescriptors =
		getACInterfaceDescriptors(UsbACInterface.ACI_OUTPUT_TERMINAL,
		UsbACInterface.AUDIO_AUDIOCONTROL);

		if (acDescriptors.size() != 1) {
		return false;
		}

		if (acDescriptors.get(0) instanceof UsbACTerminal) {
		UsbACTerminal outDescr = (UsbACTerminal) acDescriptors.get(0);
		if (outDescr.getTerminalType() == UsbTerminalTypes.TERMINAL_EXTERN_DIGITAL) {
		return true;
		}
		} else {
		Log.w(TAG, "Undefined Audio Output terminal l: " + acDescriptors.get(0).getLength()
		+ " t:0x" + Integer.toHexString(acDescriptors.get(0).getType()));
		}
		return false;
		}

		}