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Commit e3b4dfae authored by Todd Poynor's avatar Todd Poynor
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Android OS battery usage overstated by screen on time 



Change-Id: Icbc4b3ecf91bdbb90da3ee0cf1c68bec953d0177
Signed-off-by: default avatarTodd Poynor <toddpoynor@google.com>
parent 2bccd7f4

src/com/android/settings/fuelgauge/PowerUsageSummary.java

+2 −1
Original line number Diff line number Diff line
@@ -579,11 +579,12 @@ public class PowerUsageSummary extends PreferenceFragment implements Runnable { 
        if (osApp != null) {

            long wakeTimeMillis = mStats.computeBatteryUptime(

                    SystemClock.uptimeMillis() * 1000, which) / 1000;

            wakeTimeMillis -= appWakelockTime - (mStats.getScreenOnTime(

            wakeTimeMillis -= appWakelockTime + (mStats.getScreenOnTime(

                    SystemClock.elapsedRealtime(), which) / 1000);

            if (wakeTimeMillis > 0) {

                double power = (wakeTimeMillis

                        * mPowerProfile.getAveragePower(PowerProfile.POWER_CPU_AWAKE)) / 1000;

                if (DEBUG) Log.i(TAG, "OS wakeLockTime " + wakeTimeMillis + " power " + power);

                osApp.wakeLockTime += wakeTimeMillis;

                osApp.value += power;

                osApp.values[0] += power;