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Report sensor events to BatteryStats service

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Change-Id: I9b83aa709887aa658bc474391573f2d45b6c4eb2
This commit is contained in:
Mathias Agopian
2010-07-22 22:19:43 -07:00
parent aea786f42c
commit 32123fde1b
2 changed files with 49 additions and 22 deletions
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64
services/sensorservice/SensorService.cpp
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@ -24,6 +24,7 @@
#include <utils/Errors.h>
#include <utils/RefBase.h>
#include <utils/Singleton.h>
#include <utils/String16.h>
#include <binder/BinderService.h>
#include <binder/IServiceManager.h>
@ -38,46 +39,65 @@
namespace android {
// ---------------------------------------------------------------------------
/*
* TODO:
* - send sensor info to battery service
*
static final int TRANSACTION_noteStartSensor = (android.os.IBinder.FIRST_CALL_TRANSACTION + 3);
static final int TRANSACTION_noteStopSensor = (android.os.IBinder.FIRST_CALL_TRANSACTION + 4);
_data.writeInterfaceToken(DESCRIPTOR);
_data.writeInt(uid);
_data.writeInt(sensor);
mRemote.transact(Stub.TRANSACTION_noteStartSensor, _data, _reply, 0);
_reply.readException();
*
*/
// ---------------------------------------------------------------------------
class BatteryService : public Singleton<BatteryService> {
static const int TRANSACTION_noteStartSensor = IBinder::FIRST_CALL_TRANSACTION + 3;
static const int TRANSACTION_noteStopSensor = IBinder::FIRST_CALL_TRANSACTION + 4;
static const String16 DESCRIPTOR;
friend class Singleton<BatteryService>;
sp<IBinder> mBatteryStatService;
BatteryService() {
const String16 name("batteryinfo");
//getService(name, &mBatteryStatService);
const sp<IServiceManager> sm(defaultServiceManager());
if (sm != NULL) {
const String16 name("batteryinfo");
mBatteryStatService = sm->getService(name);
}
}
status_t noteStartSensor(int uid, int handle) {
Parcel data, reply;
data.writeInterfaceToken(DESCRIPTOR);
data.writeInt32(uid);
data.writeInt32(handle);
status_t err = mBatteryStatService->transact(
TRANSACTION_noteStartSensor, data, &reply, 0);
err = reply.readExceptionCode();
return err;
}
status_t noteStopSensor(int uid, int handle) {
Parcel data, reply;
data.writeInterfaceToken(DESCRIPTOR);
data.writeInt32(uid);
data.writeInt32(handle);
status_t err = mBatteryStatService->transact(
TRANSACTION_noteStopSensor, data, &reply, 0);
err = reply.readExceptionCode();
return err;
}
public:
void enableSensor(int handle) {
if (mBatteryStatService != 0) {
int uid = IPCThreadState::self()->getCallingUid();
//mBatteryStatService->noteStartSensor(uid, handle);
int64_t identity = IPCThreadState::self()->clearCallingIdentity();
noteStartSensor(uid, handle);
IPCThreadState::self()->restoreCallingIdentity(identity);
}
}
void disableSensor(int handle) {
if (mBatteryStatService != 0) {
int uid = IPCThreadState::self()->getCallingUid();
//mBatteryStatService->noteStopSensor(uid, handle);
int64_t identity = IPCThreadState::self()->clearCallingIdentity();
noteStopSensor(uid, handle);
IPCThreadState::self()->restoreCallingIdentity(identity);
}
}
};
const String16 BatteryService::DESCRIPTOR("com.android.internal.app.IBatteryStats");
ANDROID_SINGLETON_STATIC_INSTANCE(BatteryService)
// ---------------------------------------------------------------------------