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Wakelock timeout for AnyMotionDetector.

Browse Source 
Bug: 29959125

Change-Id: I7260fd1640b87884bb550ff428eb9cd1dc111512
This commit is contained in:
Kevin Gabayan
2016-07-08 10:41:24 -07:00
parent 33fa5dfa1d
commit dcf4701d37
2 changed files with 53 additions and 32 deletions
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78
services/core/java/com/android/server/AnyMotionDetector.java
View File

@@ -70,6 +70,9 @@ public class AnyMotionDetector {
/** The interval between accelerometer orientation measurements. */
private static final long ORIENTATION_MEASUREMENT_INTERVAL_MILLIS = 5000;
/** The maximum duration we will hold a wakelock to determine stationary status. */
private static final long WAKELOCK_TIMEOUT_MILLIS = 30000;
/**
* The duration in milliseconds after which an orientation measurement is considered
* too stale to be used.
@@ -141,25 +144,30 @@ public class AnyMotionDetector {
mCurrentGravityVector = null;
mPreviousGravityVector = null;
mWakeLock.acquire();
Message wakelockTimeoutMsg = Message.obtain(mHandler, mWakelockTimeout);
mHandler.sendMessageDelayed(wakelockTimeoutMsg, WAKELOCK_TIMEOUT_MILLIS);
startOrientationMeasurementLocked();
}
}
}
public void stop() {
if (mState == STATE_ACTIVE) {
synchronized (mLock) {
synchronized (mLock) {
if (mState == STATE_ACTIVE) {
mState = STATE_INACTIVE;
if (DEBUG) Slog.d(TAG, "Moved from STATE_ACTIVE to STATE_INACTIVE.");
if (mMeasurementInProgress) {
mMeasurementInProgress = false;
mSensorManager.unregisterListener(mListener);
}
mHandler.removeCallbacks(mMeasurementTimeout);
mHandler.removeCallbacks(mSensorRestart);
mCurrentGravityVector = null;
mPreviousGravityVector = null;
}
if (mMeasurementInProgress) {
mMeasurementInProgress = false;
mSensorManager.unregisterListener(mListener);
}
mHandler.removeCallbacks(mMeasurementTimeout);
mHandler.removeCallbacks(mSensorRestart);
mCurrentGravityVector = null;
mPreviousGravityVector = null;
if (mWakeLock.isHeld()) {
mWakeLock.release();
mHandler.removeCallbacks(mWakelockTimeout);
}
}
}
@@ -173,9 +181,8 @@ public class AnyMotionDetector {
mMeasurementInProgress = true;
mRunningStats.reset();
}
Message msg = Message.obtain(mHandler, mMeasurementTimeout);
msg.setAsynchronous(true);
mHandler.sendMessageDelayed(msg, ACCELEROMETER_DATA_TIMEOUT_MILLIS);
Message measurementTimeoutMsg = Message.obtain(mHandler, mMeasurementTimeout);
mHandler.sendMessageDelayed(measurementTimeoutMsg, ACCELEROMETER_DATA_TIMEOUT_MILLIS);
}
}
@@ -186,10 +193,12 @@ public class AnyMotionDetector {
if (mMeasurementInProgress) {
mSensorManager.unregisterListener(mListener);
mHandler.removeCallbacks(mMeasurementTimeout);
long detectionEndTime = SystemClock.elapsedRealtime();
mMeasurementInProgress = false;
mPreviousGravityVector = mCurrentGravityVector;
mCurrentGravityVector = mRunningStats.getRunningAverage();
if (mRunningStats.getSampleCount() == 0) {
Slog.w(TAG, "No accelerometer data acquired for orientation measurement.");
}
if (DEBUG) {
Slog.d(TAG, "mRunningStats = " + mRunningStats.toString());
String currentGravityVectorString = (mCurrentGravityVector == null) ?
@@ -203,7 +212,10 @@ public class AnyMotionDetector {
status = getStationaryStatus();
if (DEBUG) Slog.d(TAG, "getStationaryStatus() returned " + status);
if (status != RESULT_UNKNOWN) {
mWakeLock.release();
if (mWakeLock.isHeld()) {
mWakeLock.release();
mHandler.removeCallbacks(mWakelockTimeout);
}
if (DEBUG) {
Slog.d(TAG, "Moved from STATE_ACTIVE to STATE_INACTIVE. status = " + status);
}
@@ -217,7 +229,6 @@ public class AnyMotionDetector {
" scheduled in " + ORIENTATION_MEASUREMENT_INTERVAL_MILLIS +
" milliseconds.");
Message msg = Message.obtain(mHandler, mSensorRestart);
msg.setAsynchronous(true);
mHandler.sendMessageDelayed(msg, ORIENTATION_MEASUREMENT_INTERVAL_MILLIS);
}
}
@@ -271,6 +282,7 @@ public class AnyMotionDetector {
}
}
if (status != RESULT_UNKNOWN) {
mHandler.removeCallbacks(mWakelockTimeout);
mCallback.onAnyMotionResult(status);
}
}
@@ -290,20 +302,30 @@ public class AnyMotionDetector {
};
private final Runnable mMeasurementTimeout = new Runnable() {
@Override
public void run() {
int status = RESULT_UNKNOWN;
synchronized (mLock) {
if (DEBUG) Slog.i(TAG, "mMeasurementTimeout. Failed to collect sufficient accel " +
@Override
public void run() {
int status = RESULT_UNKNOWN;
synchronized (mLock) {
if (DEBUG) Slog.i(TAG, "mMeasurementTimeout. Failed to collect sufficient accel " +
"data within " + ACCELEROMETER_DATA_TIMEOUT_MILLIS + " ms. Stopping " +
"orientation measurement.");
status = stopOrientationMeasurementLocked();
}
if (status != RESULT_UNKNOWN) {
mCallback.onAnyMotionResult(status);
}
}
};
status = stopOrientationMeasurementLocked();
}
if (status != RESULT_UNKNOWN) {
mHandler.removeCallbacks(mWakelockTimeout);
mCallback.onAnyMotionResult(status);
}
}
};
private final Runnable mWakelockTimeout = new Runnable() {
@Override
public void run() {
synchronized (mLock) {
stop();
}
}
};
/**
* A timestamped three dimensional vector and some vector operations.

7
services/core/java/com/android/server/DeviceIdleController.java
View File

@@ -973,13 +973,12 @@ public class DeviceIdleController extends SystemService
cancelSensingTimeoutAlarmLocked();
}
}
if (result == AnyMotionDetector.RESULT_MOVED) {
if (DEBUG) Slog.d(TAG, "RESULT_MOVED received.");
if ((result == AnyMotionDetector.RESULT_MOVED) ||
(result == AnyMotionDetector.RESULT_UNKNOWN)) {
synchronized (this) {
handleMotionDetectedLocked(mConstants.INACTIVE_TIMEOUT, "sense_motion");
handleMotionDetectedLocked(mConstants.INACTIVE_TIMEOUT, "non_stationary");
}
} else if (result == AnyMotionDetector.RESULT_STATIONARY) {
if (DEBUG) Slog.d(TAG, "RESULT_STATIONARY received.");
if (mState == STATE_SENSING) {
// If we are currently sensing, it is time to move to locating.
synchronized (this) {