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Support showing "Cold" battery health.

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The Linux kernel supports reporting "cold" battery health to sysfs.
Android framework has not implemented this and it defaults to "unknown"
This adds handling the cold battery health.

Change-Id: Idcc156aae6aabce73391081143f79d052edf332e
This commit is contained in:
Imre Sunyi
2010-09-20 18:02:50 +02:00
committed by Jean-Baptiste Queru
parent bd1454f500
commit 9239612870
3 changed files with 17 additions and 0 deletions
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5
services/jni/com_android_server_BatteryService.cpp
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@ -67,6 +67,7 @@ struct BatteryManagerConstants {
jint healthDead;
jint healthOverVoltage;
jint healthUnspecifiedFailure;
jint healthCold;
};
static BatteryManagerConstants gConstants;
@ -104,6 +105,7 @@ static jint getBatteryStatus(const char* status)
static jint getBatteryHealth(const char* status)
{
switch (status[0]) {
case 'C': return gConstants.healthCold; // Cold
case 'D': return gConstants.healthDead; // Dead
case 'G': return gConstants.healthGood; // Good
case 'O': {
@ -390,6 +392,9 @@ int register_android_server_BatteryService(JNIEnv* env)
gConstants.healthUnspecifiedFailure = env->GetStaticIntField(clazz,
env->GetStaticFieldID(clazz, "BATTERY_HEALTH_UNSPECIFIED_FAILURE", "I"));
gConstants.healthCold = env->GetStaticIntField(clazz,
env->GetStaticFieldID(clazz, "BATTERY_HEALTH_COLD", "I"));
return jniRegisterNativeMethods(env, "com/android/server/BatteryService", sMethods, NELEM(sMethods));
}