Merge "audio: Add retries for BT proxy port registration" into main am: 3552515d70

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2929441

Change-Id: Iafb6336ef09cdb7fbf9e5edef89f916966866e42
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/audio/aidl/default/bluetooth/ModuleBluetooth.cpp b/audio/aidl/default/bluetooth/ModuleBluetooth.cpp
index 9084b30..ac375a0 100644
--- a/audio/aidl/default/bluetooth/ModuleBluetooth.cpp
+++ b/audio/aidl/default/bluetooth/ModuleBluetooth.cpp
@@ -299,7 +299,13 @@
                         : std::shared_ptr<BluetoothAudioPortAidl>(
                                   std::make_shared<BluetoothAudioPortAidlOut>());
     const auto& devicePort = audioPort.ext.get<AudioPortExt::device>();
-    if (const auto device = devicePort.device.type; !proxy.ptr->registerPort(device)) {
+    const auto device = devicePort.device.type;
+    bool registrationSuccess = false;
+    for (int i = 0; i < kCreateProxyRetries && !registrationSuccess; ++i) {
+        registrationSuccess = proxy.ptr->registerPort(device);
+        usleep(kCreateProxyRetrySleepMs * 1000);
+    }
+    if (!registrationSuccess) {
         LOG(ERROR) << __func__ << ": failed to register BT port for " << device.toString();
         return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
     }
diff --git a/audio/aidl/default/include/core-impl/ModuleBluetooth.h b/audio/aidl/default/include/core-impl/ModuleBluetooth.h
index 9451411..b95b526 100644
--- a/audio/aidl/default/include/core-impl/ModuleBluetooth.h
+++ b/audio/aidl/default/include/core-impl/ModuleBluetooth.h
@@ -85,6 +85,8 @@
     ndk::ScopedAStatus findOrCreateProxy(
             const ::aidl::android::media::audio::common::AudioPort& audioPort, CachedProxy& proxy);
 
+    static constexpr int kCreateProxyRetries = 5;
+    static constexpr int kCreateProxyRetrySleepMs = 250;
     ChildInterface<BluetoothA2dp> mBluetoothA2dp;
     ChildInterface<BluetoothLe> mBluetoothLe;
     std::map<int32_t /*instantiated device port ID*/, CachedProxy> mProxies;