Merge "audio policy: fix HW A/V sync rerouting" into nyc-dev am: a8d309d
am: 5ab60be

* commit '5ab60beffcd2d1a835d0b09dcc7ee59eb084c59e':
  audio policy: fix HW A/V sync rerouting
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 6bbb47d..fe8318e 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -957,6 +957,13 @@
     }
 
 non_direct_output:
+
+    // A request for HW A/V sync cannot fallback to a mixed output because time
+    // stamps are embedded in audio data
+    if ((flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC) != 0) {
+        return AUDIO_IO_HANDLE_NONE;
+    }
+
     // ignoring channel mask due to downmix capability in mixer
 
     // open a non direct output