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Commit d4cca214 authored by Vachounet's avatar Vachounet Committed by Nolen Johnson
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BatteryService: Add support for battery Moto Mods 

* This relies on the prebuilt Moto Health service being
  included device side.

Reference: I48803eeb72499fe8459805f6ef80ef5f868f431e
Change-Id: I41a4d5fdeb5e1f2ad7838851ad0815cef7d72980
parent 3e9fa164

core/java/android/os/BatteryManager.java

+50 −1
Original line number Diff line number Diff line
@@ -164,6 +164,54 @@ public class BatteryManager { 
    @SystemApi

    public static final String EXTRA_EVENT_TIMESTAMP = "android.os.extra.EVENT_TIMESTAMP";



    /**

     * Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:

     * Contains a value that forces Moto Mod battery level `mod_level`

     * to overwrite the interal battery level and act as the device's

     * sole battery. This isn't used by any Mods we have come across.

     * {@hide}

     */

    public static final String EXTRA_MOD_FLAG = "mod_flag";



    /**

     * Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:

     * Contains battery percentage value for Moto Mod devices.

     * {@hide}

     */

    public static final String EXTRA_MOD_LEVEL = "mod_level";



    /**

     * Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:

     * Contains Moto Mod power source type value.

     * {@hide}

     */

    public static final String EXTRA_MOD_POWER_SOURCE = "mod_psrc";



    /**

     * Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:

     * Contains Moto Mod status (ready, charging, etc.) value.

     * {@hide}

     */

    public static final String EXTRA_MOD_STATUS = "mod_status";



    /**

     * Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:

     * Contains Moto Mod type information (battery, audio, input).

     * {@hide}

     */

    public static final String EXTRA_MOD_TYPE = "mod_type";



    /**

     * Extra for {@link android.content.Intent#ACTION_BATTERY_CHANGED}:

     * Contains Moto Mod connection indicator.

     * {@hide}

     */

    public static final String EXTRA_PLUGGED_RAW = "plugged_raw";



    public static final int BATTERY_PROPERTY_MOD_CHARGE_FULL = 100;

    public static final int BATTERY_PROPERTY_CHARGE_FULL = 101;

    public static final int BATTERY_PLUGGED_MOD = 8;



    // values for "status" field in the ACTION_BATTERY_CHANGED Intent

    public static final int BATTERY_STATUS_UNKNOWN = Constants.BATTERY_STATUS_UNKNOWN;

    public static final int BATTERY_STATUS_CHARGING = Constants.BATTERY_STATUS_CHARGING;
@@ -191,7 +239,8 @@ public class BatteryManager { 


    /** @hide */

    public static final int BATTERY_PLUGGED_ANY =

            BATTERY_PLUGGED_AC | BATTERY_PLUGGED_USB | BATTERY_PLUGGED_WIRELESS;

            BATTERY_PLUGGED_AC | BATTERY_PLUGGED_USB | BATTERY_PLUGGED_WIRELESS |

            BATTERY_PLUGGED_MOD;



    /**

     * Sent when the device's battery has started charging (or has reached full charge

services/core/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -129,6 +129,7 @@ java_library_static { 
        "android.hidl.manager-V1.2-java",

        "capture_state_listener-aidl-java",

        "dnsresolver_aidl_interface-java",

        "motorola.hardware.health-V1.0-java",

        "netd_aidl_interfaces-platform-java",

        "org.lineageos.platform.internal",

        "overlayable_policy_aidl-java",

services/core/java/com/android/server/BatteryService.java

+96 −3
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ import android.os.ServiceManager; 
import android.os.ShellCallback;

import android.os.ShellCommand;

import android.os.SystemClock;

import android.os.SystemProperties;

import android.os.Trace;

import android.os.UEventObserver;

import android.os.UserHandle;
@@ -75,9 +76,11 @@ import com.android.server.lights.LogicalLight; 
import org.lineageos.internal.notification.LedValues;

import org.lineageos.internal.notification.LineageBatteryLights;



import java.io.BufferedReader;

import java.io.File;

import java.io.FileDescriptor;

import java.io.FileOutputStream;

import java.io.FileReader;

import java.io.IOException;

import java.io.PrintWriter;

import java.util.ArrayDeque;
@@ -88,6 +91,9 @@ import java.util.NoSuchElementException; 
import java.util.Objects;

import java.util.concurrent.atomic.AtomicReference;



import motorola.hardware.health.V1_0.BatteryProperties;

import motorola.hardware.health.V1_0.IMotHealth;



/**

 * <p>BatteryService monitors the charging status, and charge level of the device

 * battery.  When these values change this service broadcasts the new values
@@ -201,6 +207,16 @@ public final class BatteryService extends SystemService { 


    private LineageBatteryLights mLineageBatteryLights;



    private static final int MOD_TYPE_EMERGENCY = 3;

    private static final int MOD_TYPE_SUPPLEMENTAL = 2;

    private BatteryProperties mBatteryModProps;

    private IMotHealth mMotHealthService = null;

    private int mLastModFlag;

    private int mLastModLevel;

    private int mLastModPowerSource;

    private int mLastModStatus;

    private int mLastModType;



    public BatteryService(Context context) {

        super(context);
@@ -238,6 +254,20 @@ public final class BatteryService extends SystemService { 
            invalidChargerObserver.startObserving(

                    "DEVPATH=/devices/virtual/switch/invalid_charger");

        }



        mBatteryModProps = new BatteryProperties();

        mBatteryModProps.modLevel = -1;

        mBatteryModProps.modStatus = 1;

        mBatteryModProps.modFlag = 0;

        mBatteryModProps.modType = 0;

        mBatteryModProps.modPowerSource = 0;

        try {

            mMotHealthService = IMotHealth.getService();

        } catch (RemoteException e) {

            Slog.e(TAG, "health: cannot get service. (RemoteException)");

        } catch (NoSuchElementException e2) {

            Slog.e(TAG, "mothealth: cannot get service. (no supported health HAL service)");

        }

    }



    @Override
@@ -357,6 +387,10 @@ public final class BatteryService extends SystemService { 
        if ((plugTypeSet & BatteryManager.BATTERY_PLUGGED_WIRELESS) != 0 && mHealthInfo.chargerWirelessOnline) {

            return true;

        }

        if ((plugTypeSet & BatteryManager.BATTERY_PLUGGED_MOD) != 0 ||

            mPlugType == BatteryManager.BATTERY_PLUGGED_MOD || isModBatteryActive()) {

            return true;

        }

        return false;

    }
@@ -449,6 +483,16 @@ public final class BatteryService extends SystemService { 
            if (!mUpdatesStopped) {

                mHealthInfo = info.legacy.legacy;

                mHealthInfo2p1 = info;

                if (mMotHealthService != null) {

                    try {

                        mBatteryModProps = mMotHealthService.getModBatteryProperties();

                        if (mBatteryModProps.modFlag > 0) {

                            mHealthInfo.batteryLevel = mBatteryModProps.batteryLevel;

                        }

                    } catch (RemoteException e) {

                        Slog.e(TAG, "getModBatteryProperties fail!");

                    }

                }

                // Process the new values.

                processValuesLocked(false);

                mLock.notifyAll(); // for any waiters on new info
@@ -491,6 +535,8 @@ public final class BatteryService extends SystemService { 
            mPlugType = BatteryManager.BATTERY_PLUGGED_USB;

        } else if (mHealthInfo.chargerWirelessOnline) {

            mPlugType = BatteryManager.BATTERY_PLUGGED_WIRELESS;

        } else if (supplementalOrEmergencyModOnline()) {

            mPlugType = BatteryManager.BATTERY_PLUGGED_MOD;

        } else {

            mPlugType = BATTERY_PLUGGED_NONE;

        }
@@ -505,7 +551,7 @@ public final class BatteryService extends SystemService { 
        // Let the battery stats keep track of the current level.

        try {

            mBatteryStats.setBatteryState(mHealthInfo.batteryStatus, mHealthInfo.batteryHealth,

                    mPlugType, mHealthInfo.batteryLevel, mHealthInfo.batteryTemperature,

                    maybeTranslatePlugType(mPlugType), mHealthInfo.batteryLevel, mHealthInfo.batteryTemperature,

                    mHealthInfo.batteryVoltage, mHealthInfo.batteryChargeCounter,

                    mHealthInfo.batteryFullCharge,

                    mHealthInfo2p1.batteryChargeTimeToFullNowSeconds);
@@ -526,7 +572,12 @@ public final class BatteryService extends SystemService { 
                mHealthInfo.maxChargingCurrent != mLastMaxChargingCurrent ||

                mHealthInfo.maxChargingVoltage != mLastMaxChargingVoltage ||

                mHealthInfo.batteryChargeCounter != mLastChargeCounter ||

                mInvalidCharger != mLastInvalidCharger)) {

                mInvalidCharger != mLastInvalidCharger ||

                mBatteryModProps.modLevel != mLastModLevel ||

                mBatteryModProps.modStatus != mLastModStatus ||

                mBatteryModProps.modFlag != mLastModFlag ||

                mBatteryModProps.modType != mLastModType ||

                mBatteryModProps.modPowerSource != mLastModPowerSource)) {



            if (mPlugType != mLastPlugType) {

                if (mLastPlugType == BATTERY_PLUGGED_NONE) {
@@ -697,6 +748,12 @@ public final class BatteryService extends SystemService { 
            mLastChargeCounter = mHealthInfo.batteryChargeCounter;

            mLastBatteryLevelCritical = mBatteryLevelCritical;

            mLastInvalidCharger = mInvalidCharger;

            mLastModLevel = mBatteryModProps.modLevel;

            mLastModStatus = mBatteryModProps.modStatus;

            mLastModFlag = mBatteryModProps.modFlag;

            mLastModType = mBatteryModProps.modType;

            mLastModPowerSource = mBatteryModProps.modPowerSource;



        }

    }
@@ -716,7 +773,7 @@ public final class BatteryService extends SystemService { 
        intent.putExtra(BatteryManager.EXTRA_BATTERY_LOW, mSentLowBatteryBroadcast);

        intent.putExtra(BatteryManager.EXTRA_SCALE, BATTERY_SCALE);

        intent.putExtra(BatteryManager.EXTRA_ICON_SMALL, icon);

        intent.putExtra(BatteryManager.EXTRA_PLUGGED, mPlugType);

        intent.putExtra(BatteryManager.EXTRA_PLUGGED, maybeTranslatePlugType(mPlugType));

        intent.putExtra(BatteryManager.EXTRA_VOLTAGE, mHealthInfo.batteryVoltage);

        intent.putExtra(BatteryManager.EXTRA_TEMPERATURE, mHealthInfo.batteryTemperature);

        intent.putExtra(BatteryManager.EXTRA_TECHNOLOGY, mHealthInfo.batteryTechnology);
@@ -724,6 +781,12 @@ public final class BatteryService extends SystemService { 
        intent.putExtra(BatteryManager.EXTRA_MAX_CHARGING_CURRENT, mHealthInfo.maxChargingCurrent);

        intent.putExtra(BatteryManager.EXTRA_MAX_CHARGING_VOLTAGE, mHealthInfo.maxChargingVoltage);

        intent.putExtra(BatteryManager.EXTRA_CHARGE_COUNTER, mHealthInfo.batteryChargeCounter);

        intent.putExtra(BatteryManager.EXTRA_MOD_LEVEL, mBatteryModProps.modLevel);

        intent.putExtra(BatteryManager.EXTRA_MOD_STATUS, mBatteryModProps.modStatus);

        intent.putExtra(BatteryManager.EXTRA_MOD_FLAG, mBatteryModProps.modFlag);

        intent.putExtra(BatteryManager.EXTRA_PLUGGED_RAW, mPlugType);

        intent.putExtra(BatteryManager.EXTRA_MOD_TYPE, mBatteryModProps.modType);

        intent.putExtra(BatteryManager.EXTRA_MOD_POWER_SOURCE, mBatteryModProps.modPowerSource);

        if (DEBUG) {

            Slog.d(TAG, "Sending ACTION_BATTERY_CHANGED. scale:" + BATTERY_SCALE

                    + ", info:" + mHealthInfo.toString());
@@ -862,6 +925,36 @@ public final class BatteryService extends SystemService { 
        }

    }



    private int maybeTranslatePlugType(int plugType) {

        if (plugType != BatteryManager.BATTERY_PLUGGED_MOD) {

            return plugType;

        }

        if (this.mHealthInfo.batteryStatus == BatteryManager.BATTERY_STATUS_CHARGING) {

            return 1;

        }

        return 0;

    }



    private boolean supplementalOrEmergencyModOnline() {

        return mBatteryModProps.modLevel > 0 &&

        (mBatteryModProps.modType == MOD_TYPE_SUPPLEMENTAL ||

        mBatteryModProps.modType == MOD_TYPE_EMERGENCY);

    }



    private boolean isModBatteryActive() {

        if (mBatteryModProps.modLevel <= 0 || mBatteryModProps.modType != MOD_TYPE_SUPPLEMENTAL) {

            return false;

        }

        String batteryMode = SystemProperties.get("sys.mod.batterymode");

        if ("0".equals(batteryMode)) {

            return true;

        }

        if (!"2".equals(batteryMode) && mHealthInfo.batteryLevel <= 80) {

            return true;

        }

        return false;

    }



    class Shell extends ShellCommand {

        @Override

        public int onCommand(String cmd) {