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Don't wait for Bluetooth when shutting down

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Bluetooth doesn't need to be shut down cleanly; shutting it down just
slows down the shutdown process.

Change-Id: I91fc9b26930a392f0c4462c76626a966051aea7b
Merged-In: Ic2ed89dd618806adc6646066ab0956dea4a94d8e
Bug: 70855323
Test: Boot, shut down, boot, shut down.
This commit is contained in:
Myles Watson
2018-01-05 16:12:54 -08:00
parent 8098078edf
commit da9a3d413b
1 changed files with 5 additions and 44 deletions
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49
services/core/java/com/android/server/power/ShutdownThread.java
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@@ -24,8 +24,6 @@ import android.app.KeyguardManager;
import android.app.ProgressDialog;
import android.app.WallpaperColors;
import android.app.WallpaperManager;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.IBluetoothManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
@@ -120,7 +118,6 @@ public final class ShutdownThread extends Thread {
private static String METRIC_AM = "shutdown_activity_manager";
private static String METRIC_PM = "shutdown_package_manager";
private static String METRIC_RADIOS = "shutdown_radios";
private static String METRIC_BT = "shutdown_bt";
private static String METRIC_RADIO = "shutdown_radio";
private static String METRIC_SM = "shutdown_storage_manager";
@@ -415,7 +412,7 @@ public final class ShutdownThread extends Thread {
/**
* Makes sure we handle the shutdown gracefully.
* Shuts off power regardless of radio and bluetooth state if the alloted time has passed.
* Shuts off power regardless of radio state if the allotted time has passed.
*/
public void run() {
TimingsTraceLog shutdownTimingLog = newTimingsLog();
@@ -627,27 +624,10 @@ public final class ShutdownThread extends Thread {
Thread t = new Thread() {
public void run() {
TimingsTraceLog shutdownTimingsTraceLog = newTimingsLog();
boolean bluetoothReadyForShutdown;
boolean radioOff;
final ITelephony phone =
ITelephony.Stub.asInterface(ServiceManager.checkService("phone"));
final IBluetoothManager bluetooth =
IBluetoothManager.Stub.asInterface(ServiceManager.checkService(
BluetoothAdapter.BLUETOOTH_MANAGER_SERVICE));
try {
bluetoothReadyForShutdown = bluetooth == null ||
bluetooth.getState() == BluetoothAdapter.STATE_OFF;
if (!bluetoothReadyForShutdown) {
Log.w(TAG, "Disabling Bluetooth...");
metricStarted(METRIC_BT);
bluetooth.disable(mContext.getPackageName(), false); // disable but don't persist new state
}
} catch (RemoteException ex) {
Log.e(TAG, "RemoteException during bluetooth shutdown", ex);
bluetoothReadyForShutdown = true;
}
try {
radioOff = phone == null || !phone.needMobileRadioShutdown();
@@ -661,7 +641,7 @@ public final class ShutdownThread extends Thread {
radioOff = true;
}
Log.i(TAG, "Waiting for Bluetooth and Radio...");
Log.i(TAG, "Waiting for Radio...");
long delay = endTime - SystemClock.elapsedRealtime();
while (delay > 0) {
@@ -672,25 +652,6 @@ public final class ShutdownThread extends Thread {
sInstance.setRebootProgress(status, null);
}
if (!bluetoothReadyForShutdown) {
try {
// BLE only mode can happen when BT is turned off
// We will continue shutting down in such case
bluetoothReadyForShutdown =
bluetooth.getState() == BluetoothAdapter.STATE_OFF ||
bluetooth.getState() == BluetoothAdapter.STATE_BLE_TURNING_OFF ||
bluetooth.getState() == BluetoothAdapter.STATE_BLE_ON;
} catch (RemoteException ex) {
Log.e(TAG, "RemoteException during bluetooth shutdown", ex);
bluetoothReadyForShutdown = true;
}
if (bluetoothReadyForShutdown) {
Log.i(TAG, "Bluetooth turned off.");
metricEnded(METRIC_BT);
shutdownTimingsTraceLog
.logDuration("ShutdownBt", TRON_METRICS.get(METRIC_BT));
}
}
if (!radioOff) {
try {
radioOff = !phone.needMobileRadioShutdown();
@@ -706,8 +667,8 @@ public final class ShutdownThread extends Thread {
}
}
if (radioOff && bluetoothReadyForShutdown) {
Log.i(TAG, "Radio and Bluetooth shutdown complete.");
if (radioOff) {
Log.i(TAG, "Radio shutdown complete.");
done[0] = true;
break;
}
@@ -724,7 +685,7 @@ public final class ShutdownThread extends Thread {
} catch (InterruptedException ex) {
}
if (!done[0]) {
Log.w(TAG, "Timed out waiting for Radio and Bluetooth shutdown.");
Log.w(TAG, "Timed out waiting for Radio shutdown.");
}
}