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More information in sensor bugreports. 

i) Log last 20 activations/deactivations of sensors.
ii) Increase logging upto 50 events for accelerometer, step_counter and significant motion.

Change-Id: I3966ed0abda8b705f3d16e94a9370fa1b97baa57
This commit is contained in:
Aravind Akella 2015-06-18 14:18:28 -07:00
parent 8f37aa5011
commit 18d6d51a00
3 changed files with 136 additions and 34 deletions
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2
services/sensorservice/SensorDevice.cpp
View File

@ -89,7 +89,7 @@ void SensorDevice::dump(String8& result)
result.appendFormat("handle=0x%08x, active-count=%zu, batch_period(ms)={ ", list[i].handle,
info.batchParams.size());
for (size_t j = 0; j < info.batchParams.size(); j++) {
BatchParams params = info.batchParams.valueAt(j);
const BatchParams& params = info.batchParams.valueAt(j);
result.appendFormat("%4.1f%s", params.batchDelay / 1e6f,
j < info.batchParams.size() - 1 ? ", " : "");
}

131
services/sensorservice/SensorService.cpp
View File

@ -195,9 +195,14 @@ void SensorService::onFirstRef()
mMapFlushEventsToConnections = new SensorEventConnection const * [minBufferSize];
mCurrentOperatingMode = NORMAL;
mNextSensorRegIndex = 0;
for (int i = 0; i < SENSOR_REGISTRATIONS_BUF_SIZE; ++i) {
mLastNSensorRegistrations.push();
}
mInitCheck = NO_ERROR;
mAckReceiver = new SensorEventAckReceiver(this);
mAckReceiver->run("SensorEventAckReceiver", PRIORITY_URGENT_DISPLAY);
mInitCheck = NO_ERROR;
run("SensorService", PRIORITY_URGENT_DISPLAY);
}
}
@ -322,11 +327,14 @@ status_t SensorService::dump(int fd, const Vector<String16>& args)
result.appendFormat("non-wakeUp | ");
}
const CircularBuffer* buf = mLastEventSeen.valueFor(s.getHandle());
if (buf != NULL && s.getRequiredPermission().isEmpty()) {
buf->printBuffer(result);
} else {
result.append("last=<> \n");
int bufIndex = mLastEventSeen.indexOfKey(s.getHandle());
if (bufIndex >= 0) {
const CircularBuffer* buf = mLastEventSeen.valueAt(bufIndex);
if (buf != NULL && s.getRequiredPermission().isEmpty()) {
buf->printBuffer(result);
} else {
result.append("last=<> \n");
}
}
result.append("\n");
}
@ -344,7 +352,8 @@ status_t SensorService::dump(int fd, const Vector<String16>& args)
result.appendFormat("Socket Buffer size = %d events\n",
mSocketBufferSize/sizeof(sensors_event_t));
result.appendFormat("WakeLock Status: %s \n", mWakeLockAcquired ? "acquired" : "not held");
result.appendFormat("WakeLock Status: %s \n", mWakeLockAcquired ? "acquired" :
"not held");
result.appendFormat("Mode :");
switch(mCurrentOperatingMode) {
case NORMAL:
@ -365,6 +374,34 @@ status_t SensorService::dump(int fd, const Vector<String16>& args)
connection->dump(result);
}
}
result.appendFormat("Previous Registrations:\n");
// Log in the reverse chronological order.
int currentIndex = (mNextSensorRegIndex - 1 + SENSOR_REGISTRATIONS_BUF_SIZE) %
SENSOR_REGISTRATIONS_BUF_SIZE;
const int startIndex = currentIndex;
do {
const SensorRegistrationInfo& reg_info = mLastNSensorRegistrations[currentIndex];
if (SensorRegistrationInfo::isSentinel(reg_info)) {
// Ignore sentinel, proceed to next item.
currentIndex = (currentIndex - 1 + SENSOR_REGISTRATIONS_BUF_SIZE) %
SENSOR_REGISTRATIONS_BUF_SIZE;
continue;
}
if (reg_info.mActivated) {
result.appendFormat("%02d:%02d:%02d activated package=%s handle=0x%08x "
"samplingRate=%dus maxReportLatency=%dus\n",
reg_info.mHour, reg_info.mMin, reg_info.mSec,
reg_info.mPackageName.string(), reg_info.mSensorHandle,
reg_info.mSamplingRateUs, reg_info.mMaxReportLatencyUs);
} else {
result.appendFormat("%02d:%02d:%02d de-activated package=%s handle=0x%08x\n",
reg_info.mHour, reg_info.mMin, reg_info.mSec,
reg_info.mPackageName.string(), reg_info.mSensorHandle);
}
currentIndex = (currentIndex - 1 + SENSOR_REGISTRATIONS_BUF_SIZE) %
SENSOR_REGISTRATIONS_BUF_SIZE;
} while(startIndex != currentIndex);
}
}
write(fd, result.string(), result.size());
@ -888,6 +925,19 @@ status_t SensorService::enable(const sp<SensorEventConnection>& connection,
if (err == NO_ERROR) {
connection->updateLooperRegistration(mLooper);
SensorRegistrationInfo &reg_info =
mLastNSensorRegistrations.editItemAt(mNextSensorRegIndex);
reg_info.mSensorHandle = handle;
reg_info.mSamplingRateUs = samplingPeriodNs/1000;
reg_info.mMaxReportLatencyUs = maxBatchReportLatencyNs/1000;
reg_info.mActivated = true;
reg_info.mPackageName = connection->getPackageName();
time_t rawtime = time(NULL);
struct tm * timeinfo = localtime(&rawtime);
reg_info.mHour = timeinfo->tm_hour;
reg_info.mMin = timeinfo->tm_min;
reg_info.mSec = timeinfo->tm_sec;
mNextSensorRegIndex = (mNextSensorRegIndex + 1) % SENSOR_REGISTRATIONS_BUF_SIZE;
}
if (err != NO_ERROR) {
@ -908,6 +958,20 @@ status_t SensorService::disable(const sp<SensorEventConnection>& connection,
if (err == NO_ERROR) {
SensorInterface* sensor = mSensorMap.valueFor(handle);
err = sensor ? sensor->activate(connection.get(), false) : status_t(BAD_VALUE);
}
if (err == NO_ERROR) {
SensorRegistrationInfo &reg_info =
mLastNSensorRegistrations.editItemAt(mNextSensorRegIndex);
reg_info.mActivated = false;
reg_info.mPackageName= connection->getPackageName();
reg_info.mSensorHandle = handle;
time_t rawtime = time(NULL);
struct tm * timeinfo = localtime(&rawtime);
reg_info.mHour = timeinfo->tm_hour;
reg_info.mMin = timeinfo->tm_min;
reg_info.mSec = timeinfo->tm_sec;
mNextSensorRegIndex = (mNextSensorRegIndex + 1) % SENSOR_REGISTRATIONS_BUF_SIZE;
}
return err;
}
@ -1180,14 +1244,38 @@ void SensorService::SensorRecord::clearAllPendingFlushConnections() {
mPendingFlushConnections.clear();
}
// ---------------------------------------------------------------------------
SensorService::TrimmedSensorEvent::TrimmedSensorEvent(int sensorType) {
mTimestamp = -1;
const int numData = SensorService::getNumEventsForSensorType(sensorType);
if (sensorType == SENSOR_TYPE_STEP_COUNTER) {
mStepCounter = 0;
} else {
mData = new float[numData];
for (int i = 0; i < numData; ++i) {
mData[i] = -1.0;
}
}
mHour = mMin = mSec = INT32_MIN;
}
bool SensorService::TrimmedSensorEvent::isSentinel(const TrimmedSensorEvent& event) {
return (event.mHour == INT32_MIN && event.mMin == INT32_MIN && event.mSec == INT32_MIN);
}
// --------------------------------------------------------------------------
SensorService::CircularBuffer::CircularBuffer(int sensor_event_type) {
mNextInd = 0;
mTrimmedSensorEventArr = new TrimmedSensorEvent *[CIRCULAR_BUF_SIZE];
mBufSize = CIRCULAR_BUF_SIZE;
if (sensor_event_type == SENSOR_TYPE_STEP_COUNTER ||
sensor_event_type == SENSOR_TYPE_SIGNIFICANT_MOTION ||
sensor_event_type == SENSOR_TYPE_ACCELEROMETER) {
mBufSize = CIRCULAR_BUF_SIZE * 5;
}
mTrimmedSensorEventArr = new TrimmedSensorEvent *[mBufSize];
mSensorType = sensor_event_type;
const int numData = SensorService::getNumEventsForSensorType(mSensorType);
for (int i = 0; i < CIRCULAR_BUF_SIZE; ++i) {
mTrimmedSensorEventArr[i] = new TrimmedSensorEvent(numData, mSensorType);
for (int i = 0; i < mBufSize; ++i) {
mTrimmedSensorEventArr[i] = new TrimmedSensorEvent(mSensorType);
}
}
@ -1205,17 +1293,17 @@ void SensorService::CircularBuffer::addEvent(const sensors_event_t& sensor_event
curr_event->mHour = timeinfo->tm_hour;
curr_event->mMin = timeinfo->tm_min;
curr_event->mSec = timeinfo->tm_sec;
mNextInd = (mNextInd + 1) % CIRCULAR_BUF_SIZE;
mNextInd = (mNextInd + 1) % mBufSize;
}
void SensorService::CircularBuffer::printBuffer(String8& result) const {
const int numData = SensorService::getNumEventsForSensorType(mSensorType);
int i = mNextInd, eventNum = 1;
result.appendFormat("last %d events = < ", CIRCULAR_BUF_SIZE);
result.appendFormat("last %d events = < ", mBufSize);
do {
if (mTrimmedSensorEventArr[i]->mTimestamp == -1) {
if (TrimmedSensorEvent::isSentinel(*mTrimmedSensorEventArr[i])) {
// Sentinel, ignore.
i = (i + 1) % CIRCULAR_BUF_SIZE;
i = (i + 1) % mBufSize;
continue;
}
result.appendFormat("%d) ", eventNum++);
@ -1229,15 +1317,15 @@ void SensorService::CircularBuffer::printBuffer(String8& result) const {
result.appendFormat("%lld %02d:%02d:%02d ", mTrimmedSensorEventArr[i]->mTimestamp,
mTrimmedSensorEventArr[i]->mHour, mTrimmedSensorEventArr[i]->mMin,
mTrimmedSensorEventArr[i]->mSec);
i = (i + 1) % CIRCULAR_BUF_SIZE;
i = (i + 1) % mBufSize;
} while (i != mNextInd);
result.appendFormat(">\n");
}
bool SensorService::CircularBuffer::populateLastEvent(sensors_event_t *event) {
int lastEventInd = (mNextInd - 1 + CIRCULAR_BUF_SIZE) % CIRCULAR_BUF_SIZE;
int lastEventInd = (mNextInd - 1 + mBufSize) % mBufSize;
// Check if the buffer is empty.
if (mTrimmedSensorEventArr[lastEventInd]->mTimestamp == -1) {
if (TrimmedSensorEvent::isSentinel(*mTrimmedSensorEventArr[lastEventInd])) {
return false;
}
event->version = sizeof(sensors_event_t);
@ -1253,7 +1341,7 @@ bool SensorService::CircularBuffer::populateLastEvent(sensors_event_t *event) {
}
SensorService::CircularBuffer::~CircularBuffer() {
for (int i = 0; i < CIRCULAR_BUF_SIZE; ++i) {
for (int i = 0; i < mBufSize; ++i) {
delete mTrimmedSensorEventArr[i];
}
delete [] mTrimmedSensorEventArr;
@ -1299,8 +1387,9 @@ void SensorService::SensorEventConnection::resetWakeLockRefCount() {
void SensorService::SensorEventConnection::dump(String8& result) {
Mutex::Autolock _l(mConnectionLock);
result.appendFormat("Operating Mode: %s\n", mDataInjectionMode ? "DATA_INJECTION" : "NORMAL");
result.appendFormat("\t%s | WakeLockRefCount %d | uid %d | cache size %d | max cache size %d\n",
mPackageName.string(), mWakeLockRefCount, mUid, mCacheSize, mMaxCacheSize);
result.appendFormat("\t %s | WakeLockRefCount %d | uid %d | cache size %d | "
"max cache size %d\n", mPackageName.string(), mWakeLockRefCount, mUid, mCacheSize,
mMaxCacheSize);
for (size_t i = 0; i < mSensorInfo.size(); ++i) {
const FlushInfo& flushInfo = mSensorInfo.valueAt(i);
result.appendFormat("\t %s 0x%08x | status: %s | pending flush events %d \n",

37
services/sensorservice/SensorService.h
View File

@ -54,6 +54,7 @@
#define SOCKET_BUFFER_SIZE_NON_BATCHED 4 * 1024
#define CIRCULAR_BUF_SIZE 10
#define SENSOR_REGISTRATIONS_BUF_SIZE 20
struct sensors_poll_device_t;
struct sensors_module_t;
@ -272,18 +273,8 @@ class SensorService :
// for debugging.
int32_t mHour, mMin, mSec;
TrimmedSensorEvent(int numData, int sensorType) {
mTimestamp = -1;
if (sensorType == SENSOR_TYPE_STEP_COUNTER) {
mStepCounter = 0;
} else {
mData = new float[numData];
for (int i = 0; i < numData; ++i) {
mData[i] = -1.0;
}
}
mHour = mMin = mSec = 0;
}
TrimmedSensorEvent(int sensorType);
static bool isSentinel(const TrimmedSensorEvent& event);
~TrimmedSensorEvent() {
delete [] mData;
@ -297,6 +288,7 @@ class SensorService :
class CircularBuffer {
int mNextInd;
int mSensorType;
int mBufSize;
TrimmedSensorEvent ** mTrimmedSensorEventArr;
public:
CircularBuffer(int sensor_event_type);
@ -306,6 +298,25 @@ class SensorService :
~CircularBuffer();
};
struct SensorRegistrationInfo {
int32_t mSensorHandle;
String8 mPackageName;
bool mActivated;
int32_t mSamplingRateUs;
int32_t mMaxReportLatencyUs;
int32_t mHour, mMin, mSec;
SensorRegistrationInfo() : mPackageName() {
mSensorHandle = mSamplingRateUs = mMaxReportLatencyUs = INT32_MIN;
mHour = mMin = mSec = INT32_MIN;
mActivated = false;
}
static bool isSentinel(const SensorRegistrationInfo& info) {
return (info.mHour == INT32_MIN && info.mMin == INT32_MIN && info.mSec == INT32_MIN);
}
};
static int getNumEventsForSensorType(int sensor_event_type);
String8 getSensorName(int handle) const;
bool isVirtualSensor(int handle) const;
@ -387,6 +398,8 @@ class SensorService :
// The size of this vector is constant, only the items are mutable
KeyedVector<int32_t, CircularBuffer *> mLastEventSeen;
int mNextSensorRegIndex;
Vector<SensorRegistrationInfo> mLastNSensorRegistrations;
public:
void cleanupConnection(SensorEventConnection* connection);
status_t enable(const sp<SensorEventConnection>& connection, int handle,