hal : Support for another instance of fm recording

   -Added support for one more instance of fm recording
    to play fm over a2dp.

Change-Id: I0c796c5acdc045327a8d43754e7530aab10097d9
diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index 444832f..6ad392b 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -146,7 +146,7 @@
 
 #define DEEP_BUFFER_PCM_DEVICE 0
 #define AUDIO_RECORD_PCM_DEVICE 0
-#define MULTI_CHANNEL_PCM_DEVICE 1
+#define MULTIMEDIA2_PCM_DEVICE 1
 #define VOICE_CALL_PCM_DEVICE 2
 #define FM_PLAYBACK_PCM_DEVICE 5
 #define FM_CAPTURE_PCM_DEVICE  6