hal : native DSD concurrency support over headphone.

 -Enable ASRC mode for headphone backend if headphone 44.1 or
  native DSD backend is active.
 -Disable headphone backend and reopen it with ASRC mode for upcoming
  use case over headphone 44.1 or native DSD backend

Change-Id: Ic8fb0ab9f254d3472fda49dbb824f622d518a451
diff --git a/hal/platform_api.h b/hal/platform_api.h
index 60e46f1..625f4eb 100644
--- a/hal/platform_api.h
+++ b/hal/platform_api.h
@@ -152,6 +152,8 @@
                           bool enable,
                           char * str);
 bool platform_supports_true_32bit();
+bool platform_check_if_backend_has_to_be_disabled(snd_device_t new_snd_device, snd_device_t cuurent_snd_device);
 bool platform_check_codec_dsd_support(void *platform);
+bool platform_check_codec_asrc_support(void *platform);
 int platform_get_backend_index(snd_device_t snd_device);
 #endif // AUDIO_PLATFORM_API_H