sbc: Enable neon optimizations.

Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/audio/Android.mk b/audio/Android.mk
index 86aafd8..7e764c5 100755
--- a/audio/Android.mk
+++ b/audio/Android.mk
@@ -56,7 +56,8 @@
 	liba2dp.c \
 	ipc.c \
 	../sbc/sbc.c.arm \
-	../sbc/sbc_primitives.c
+	../sbc/sbc_primitives.c \
+	../sbc/sbc_primitives_neon.c
 
 # to improve SBC performance
 LOCAL_CFLAGS:= -funroll-loops
diff --git a/sbc/sbc_primitives_neon.h b/sbc/sbc_primitives_neon.h
index 0fd7566..ea3da06 100644
--- a/sbc/sbc_primitives_neon.h
+++ b/sbc/sbc_primitives_neon.h
@@ -32,7 +32,7 @@
 #if defined(__GNUC__) && defined(__ARM_NEON__) && \
 		!defined(SBC_HIGH_PRECISION) && (SCALE_OUT_BITS == 15)
 
-//#define SBC_BUILD_WITH_NEON_SUPPORT
+#define SBC_BUILD_WITH_NEON_SUPPORT
 
 void sbc_init_primitives_neon(struct sbc_encoder_state *encoder_state);