package com.android.internal.os;
import android.os.BatteryStats;
import android.util.Log;
public class BluetoothPowerCalculator extends PowerCalculator {
private static final boolean DEBUG = BatteryStatsHelper.DEBUG;
private static final String TAG = "BluetoothPowerCalculator";
private final double mIdleMa;
private final double mRxMa;
private final double mTxMa;
private double mAppTotalPowerMah = 0;
private long mAppTotalTimeMs = 0;
public BluetoothPowerCalculator(PowerProfile profile) {
mIdleMa = profile.getAveragePower(PowerProfile.POWER_BLUETOOTH_CONTROLLER_IDLE);
mRxMa = profile.getAveragePower(PowerProfile.POWER_BLUETOOTH_CONTROLLER_RX);
mTxMa = profile.getAveragePower(PowerProfile.POWER_BLUETOOTH_CONTROLLER_TX);
}
@Override
public void calculateApp(BatterySipper app, BatteryStats.Uid u, long rawRealtimeUs,
long rawUptimeUs, int statsType) {
final BatteryStats.ControllerActivityCounter counter = u.getBluetoothControllerActivity();
if (counter == null) {
return;
}
final long idleTimeMs = counter.getIdleTimeCounter().getCountLocked(statsType);
final long rxTimeMs = counter.getRxTimeCounter().getCountLocked(statsType);
final long txTimeMs = counter.getTxTimeCounters()[0].getCountLocked(statsType);
final long totalTimeMs = idleTimeMs + txTimeMs + rxTimeMs;
double powerMah = counter.getPowerCounter().getCountLocked(statsType)
/ (double)(1000*60*60);
if (powerMah == 0) {
powerMah = ((idleTimeMs * mIdleMa) + (rxTimeMs * mRxMa) + (txTimeMs * mTxMa))
/ (1000*60*60);
}
app.bluetoothPowerMah = powerMah;
app.bluetoothRunningTimeMs = totalTimeMs;
app.btRxBytes = u.getNetworkActivityBytes(BatteryStats.NETWORK_BT_RX_DATA, statsType);
app.btTxBytes = u.getNetworkActivityBytes(BatteryStats.NETWORK_BT_TX_DATA, statsType);
mAppTotalPowerMah += powerMah;
mAppTotalTimeMs += totalTimeMs;
}
@Override
public void calculateRemaining(BatterySipper app, BatteryStats stats, long rawRealtimeUs,
long rawUptimeUs, int statsType) {
final BatteryStats.ControllerActivityCounter counter =
stats.getBluetoothControllerActivity();
final long idleTimeMs = counter.getIdleTimeCounter().getCountLocked(statsType);
final long txTimeMs = counter.getTxTimeCounters()[0].getCountLocked(statsType);
final long rxTimeMs = counter.getRxTimeCounter().getCountLocked(statsType);
final long totalTimeMs = idleTimeMs + txTimeMs + rxTimeMs;
double powerMah = counter.getPowerCounter().getCountLocked(statsType)
/ (double)(1000*60*60);
if (powerMah == 0) {
powerMah = ((idleTimeMs * mIdleMa) + (rxTimeMs * mRxMa) + (txTimeMs * mTxMa))
/ (1000*60*60);
}
powerMah = Math.max(0, powerMah - mAppTotalPowerMah);
if (DEBUG && powerMah != 0) {
Log.d(TAG, "Bluetooth active: time=" + (totalTimeMs)
+ " power=" + BatteryStatsHelper.makemAh(powerMah));
}
app.bluetoothPowerMah = powerMah;
app.bluetoothRunningTimeMs = Math.max(0, totalTimeMs - mAppTotalTimeMs);
}
@Override
public void reset() {
mAppTotalPowerMah = 0;
mAppTotalTimeMs = 0;
}
}