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Commit 7240e031 authored by Alexander Martinz's avatar Alexander Martinz Committed by Bruno Martins
Browse files

PowerProfile: allow overriding default power profile 



  * override it with ro.power_profile.override

[mikeioannina]: Adapt for Pie
Change-Id: I2b229822b18a54060d577f25c0ddaf5b7e7563b7
Signed-off-by: default avatarAlexander Martinz <eviscerationls@gmail.com>
parent bc865c16

core/java/com/android/internal/os/PowerProfile.java

+28 −2
Original line number Diff line number Diff line
@@ -21,6 +21,8 @@ import android.annotation.UnsupportedAppUsage; 
import android.content.Context;

import android.content.res.Resources;

import android.content.res.XmlResourceParser;

import android.os.SystemProperties;

import android.util.Slog;

import android.util.proto.ProtoOutputStream;



import com.android.internal.annotations.VisibleForTesting;
@@ -39,6 +41,7 @@ import java.util.HashMap; 
 * [hidden]

 */

public class PowerProfile {

    private static final String TAG = "PowerProfile";



    /*

     * POWER_CPU_SUSPEND: Power consumption when CPU is in power collapse mode.
@@ -259,8 +262,7 @@ public class PowerProfile { 
    }



    private void readPowerValuesFromXml(Context context, boolean forTest) {

        final int id = forTest ? com.android.internal.R.xml.power_profile_test :

                com.android.internal.R.xml.power_profile;

        int id = getPowerProfileResId(context, forTest);

        final Resources resources = context.getResources();

        XmlResourceParser parser = resources.getXml(id);

        boolean parsingArray = false;
@@ -421,6 +423,30 @@ public class PowerProfile { 
        return 0;

    }



    private int getPowerProfileResId(final Context context, boolean forTest) {

        if (forTest) {

            return com.android.internal.R.xml.power_profile_test;

        }



        /*

         * If ro.power_profile.override is set, use it to override the default.

         * This is used for devices, which need to dynamically define the power profile.

         */

        String powerProfileOverride = SystemProperties.get("ro.power_profile.override");

        if (!powerProfileOverride.isEmpty()) {

            int id = context.getResources().getIdentifier(powerProfileOverride, "xml", "android");

            if (id > 0) {

                Slog.i(TAG, "getPowerProfileResId: using power profile \""

                        + powerProfileOverride + "\"");

                return id;

            }

            Slog.e(TAG, "getPowerProfileResId: could not retrieve power profile \""

                    + powerProfileOverride + "\", using default instead");

        }



        return com.android.internal.R.xml.power_profile;

    }



    /**

     * Returns the number of memory bandwidth buckets defined in power_profile.xml, or a

     * default value if the subsystem has no recorded value.