bt: Fix ANT support for MSM8992/4

Change-Id: I0b3663e527700257e1c612e788eb83e36a3a9410
(cherry picked from commit 74b0e9f702d1a2af5e4e95e901270f6a15b878c4)
diff --git a/msm8992/libbt-vendor/Android.mk b/msm8992/libbt-vendor/Android.mk
index ee4c0b8..70f5bb9 100644
--- a/msm8992/libbt-vendor/Android.mk
+++ b/msm8992/libbt-vendor/Android.mk
@@ -69,6 +69,9 @@
 LOCAL_MODULE_CLASS := SHARED_LIBRARIES
 LOCAL_MODULE_OWNER := qcom
 
+ifneq ($(BOARD_ANT_WIRELESS_DEVICE),)
+LOCAL_CFLAGS += -DENABLE_ANT
+endif
 #LOCAL_CFLAGS += -DREAD_BT_ADDR_FROM_PROP
 
 #include $(LOCAL_PATH)/vnd_buildcfg.mk
diff --git a/msm8992/libbt-vendor/include/bt_vendor_qcom.h b/msm8992/libbt-vendor/include/bt_vendor_qcom.h
index cf7d9e9..156d6c0 100644
--- a/msm8992/libbt-vendor/include/bt_vendor_qcom.h
+++ b/msm8992/libbt-vendor/include/bt_vendor_qcom.h
@@ -41,6 +41,10 @@
     BT_SOC_RESERVED
 }bt_soc_type;
 
+typedef enum {
+    BT_VND_OP_ANT_USERIAL_OPEN = 254,
+    BT_VND_OP_ANT_USERIAL_CLOSE
+}ant_serial;
 
 extern bt_vendor_callbacks_t *bt_vendor_cbacks;
 /* HW_NEED_END_WITH_HCI_RESET