audio: Add support for Audience EarSmart ICs
Some devices (often T-Mobile variants) have extra hardware for
incall audio processing.
Audio must be routed to the ES IC properly so it can be passed to
ALSA, otherwise the RX/TX streams are lost.
Change-Id: Ib29c747d5728a09726e14bab00f26ad273400aba
diff --git a/audio/include/samsung_audio.h b/audio/include/samsung_audio.h
index c1504f7..7731296 100644
--- a/audio/include/samsung_audio.h
+++ b/audio/include/samsung_audio.h
@@ -83,4 +83,12 @@
*/
/* #define DSP_POWEROFF_DELAY 0 */
+/*
+ * Some device variants (often T-Mobile) have a separate voice processing IC
+ * (Audience EarSmart xxx).
+ * This hooks into the voice call session and enables, configures and disables
+ * this extra firmware so RX/TX streams can be routed by the driver.
+ */
+/* #define AUDIENCE_EARSMART_IC */
+
#endif // SAMSUNG_AUDIO_H