audio:  reduce logspam from MMAP mode

Bug: 63760826
Test: run CTS nativemedia/aaudio and notice less logging
Change-Id: I04564963f85577a53f40f1bad064f5e79723ac76
diff --git a/media/libaaudio/src/binding/AAudioBinderClient.cpp b/media/libaaudio/src/binding/AAudioBinderClient.cpp
index 6464334..a268e49 100644
--- a/media/libaaudio/src/binding/AAudioBinderClient.cpp
+++ b/media/libaaudio/src/binding/AAudioBinderClient.cpp
@@ -57,7 +57,7 @@
         , Singleton<AAudioBinderClient>() {
 
     mAAudioClient = new AAudioClient(this);
-    ALOGD("AAudioBinderClient() created mAAudioClient = %p", mAAudioClient.get());
+    ALOGV("AAudioBinderClient() created mAAudioClient = %p", mAAudioClient.get());
 }
 
 AAudioBinderClient::~AAudioBinderClient() {
@@ -90,8 +90,11 @@
             if (binder != 0) {
                 // Ask for notification if the service dies.
                 status_t status = binder->linkToDeath(mAAudioClient);
-                ALOGD("getAAudioService: linkToDeath(mAAudioClient = %p) returned %d",
-                      mAAudioClient.get(), status);
+                // TODO review what we should do if this fails
+                if (status != NO_ERROR) {
+                    ALOGE("getAAudioService: linkToDeath(mAAudioClient = %p) returned %d",
+                          mAAudioClient.get(), status);
+                }
                 mAAudioService = interface_cast<IAAudioService>(binder);
                 needToRegister = true;
                 // Make sure callbacks can be received by mAAudioClient