msm8960: Fix build after 7.1.2

Change-Id: Icc10ebec8bcf9357cee06edf5da4228f9da60573
diff --git a/hal/msm8960/platform.h b/hal/msm8960/platform.h
index 253175a..0078898 100644
--- a/hal/msm8960/platform.h
+++ b/hal/msm8960/platform.h
@@ -126,7 +126,7 @@
 
 #define AFE_PROXY_PLAYBACK_PCM_DEVICE 7
 #define AFE_PROXY_RECORD_PCM_DEVICE 8
-
+#define HFP_ASM_RX_TX 18
 
 #define PLATFORM_INFO_XML_PATH          "/system/etc/audio_platform_info.xml"
 #define PLATFORM_INFO_XML_BASE_STRING   "/system/etc/audio_platform_info"