Merge "Use new AIDL IR interface for ConsumerIr service" am: a188a10262 am: 26af7dd375

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1887097

Change-Id: I12a22fa5adc1bf24870d4bc3c69f414bff7f2f51

services/core/Android.bp

@@ -154,6 +154,7 @@ java_library_static {
         "android.hardware.oemlock-V1.0-java",
         "android.hardware.configstore-V1.1-java",
         "android.hardware.contexthub-V1.0-java",
+        "android.hardware.ir-V1-java",
         "android.hardware.rebootescrow-V1-java",
         "android.hardware.soundtrigger-V2.3-java",
         "android.hardware.power.stats-V1-java",

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

@@ -19,17 +19,19 @@ package com.android.server;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.hardware.IConsumerIrService;
+import android.hardware.ir.ConsumerIrFreqRange;
+import android.hardware.ir.IConsumerIr;
 import android.os.PowerManager;
+import android.os.RemoteException;
+import android.os.ServiceManager;
 import android.util.Slog;
 
-import java.lang.RuntimeException;
-
 public class ConsumerIrService extends IConsumerIrService.Stub {
     private static final String TAG = "ConsumerIrService";
 
     private static final int MAX_XMIT_TIME = 2000000; /* in microseconds */
 
-    private static native boolean halOpen();
+    private static native boolean getHidlHalService();
     private static native int halTransmit(int carrierFrequency, int[] pattern);
     private static native int[] halGetCarrierFrequencies();
 
@@ -37,6 +39,7 @@ public class ConsumerIrService extends IConsumerIrService.Stub {
     private final PowerManager.WakeLock mWakeLock;
     private final boolean mHasNativeHal;
     private final Object mHalLock = new Object();
+    private IConsumerIr mAidlService = null;
 
     ConsumerIrService(Context context) {
         mContext = context;
@@ -45,7 +48,8 @@ public class ConsumerIrService extends IConsumerIrService.Stub {
         mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
         mWakeLock.setReferenceCounted(true);
 
-        mHasNativeHal = halOpen();
+        mHasNativeHal = getHalService();
+
         if (mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_CONSUMER_IR)) {
             if (!mHasNativeHal) {
                 throw new RuntimeException("FEATURE_CONSUMER_IR present, but no IR HAL loaded!");
@@ -60,6 +64,19 @@ public class ConsumerIrService extends IConsumerIrService.Stub {
         return mHasNativeHal;
     }
 
+    private boolean getHalService() {
+        // Attempt to get the AIDL HAL service first
+        final String fqName = IConsumerIr.DESCRIPTOR + "/default";
+        mAidlService = IConsumerIr.Stub.asInterface(
+                        ServiceManager.waitForDeclaredService(fqName));
+        if (mAidlService != null) {
+            return true;
+        }
+
+        // Fall back to the HIDL HAL service
+        return getHidlHalService();
+    }
+
     private void throwIfNoIrEmitter() {
         if (!mHasNativeHal) {
             throw new UnsupportedOperationException("IR emitter not available");
@@ -91,6 +108,13 @@ public class ConsumerIrService extends IConsumerIrService.Stub {
 
         // Right now there is no mechanism to ensure fair queing of IR requests
         synchronized (mHalLock) {
+            if (mAidlService != null) {
+                try {
+                    mAidlService.transmit(carrierFrequency, pattern);
+                } catch (RemoteException ignore) {
+                    Slog.e(TAG, "Error transmitting frequency: " + carrierFrequency);
+                }
+            } else {
                 int err = halTransmit(carrierFrequency, pattern);
 
                 if (err < 0) {
@@ -98,6 +122,7 @@ public class ConsumerIrService extends IConsumerIrService.Stub {
                 }
             }
         }
+    }
 
     @Override
     public int[] getCarrierFrequencies() {
@@ -109,7 +134,24 @@ public class ConsumerIrService extends IConsumerIrService.Stub {
         throwIfNoIrEmitter();
 
         synchronized(mHalLock) {
+            if (mAidlService != null) {
+                try {
+                    ConsumerIrFreqRange[] output = mAidlService.getCarrierFreqs();
+                    if (output.length <= 0) {
+                        Slog.e(TAG, "Error getting carrier frequencies.");
+                    }
+                    int[] result = new int[output.length * 2];
+                    for (int i = 0; i < output.length; i++) {
+                        result[i * 2] = output[i].minHz;
+                        result[i * 2 + 1] = output[i].maxHz;
+                    }
+                    return result;
+                } catch (RemoteException ignore) {
+                    return null;
+                }
+            } else {
                 return halGetCarrierFrequencies();
             }
         }
     }
+}

services/core/jni/com_android_server_ConsumerIrService.cpp

@@ -34,7 +34,7 @@ namespace android {
 
 static sp<IConsumerIr> mHal;
 
-static jboolean halOpen(JNIEnv* /* env */, jobject /* obj */) {
+static jboolean getHidlHalService(JNIEnv * /* env */, jobject /* obj */) {
     // TODO(b/31632518)
     mHal = IConsumerIr::getService();
     return mHal != nullptr;
@@ -84,7 +84,7 @@ static jintArray halGetCarrierFrequencies(JNIEnv *env, jobject /* obj */) {
 }
 
 static const JNINativeMethod method_table[] = {
-    { "halOpen", "()Z", (void *)halOpen },
+        {"getHidlHalService", "()Z", (void *)getHidlHalService},
         {"halTransmit", "(I[I)I", (void *)halTransmit},
         {"halGetCarrierFrequencies", "()[I", (void *)halGetCarrierFrequencies},
 };