qcacld-3.0: Add vendor command for TSF operations

Update TSF feature for vendor command QCA_NL80211_VENDOR_SUBCMD_TSF
to support TSF operations.

Change-Id: I89abf14b9b7d8ee8fe1c12f7684c87e4dee9bfb0
CRs-fixed: 997799
diff --git a/core/hdd/inc/wlan_hdd_tsf.h b/core/hdd/inc/wlan_hdd_tsf.h
index f251327..6d7ba78 100644
--- a/core/hdd/inc/wlan_hdd_tsf.h
+++ b/core/hdd/inc/wlan_hdd_tsf.h
@@ -64,6 +64,10 @@
 void wlan_hdd_tsf_init(struct hdd_context_s *hdd_ctx);
 int hdd_capture_tsf(struct hdd_adapter_s *adapter, uint32_t *buf, int len);
 int hdd_indicate_tsf(struct hdd_adapter_s *adapter, uint32_t *buf, int len);
+int wlan_hdd_cfg80211_handle_tsf_cmd(struct wiphy *wiphy,
+					struct wireless_dev *wdev,
+					const void *data,
+					int data_len);
 #else
 static inline void wlan_hdd_tsf_init(struct hdd_context_s *hdd_ctx)
 {
@@ -81,6 +85,14 @@
 {
 	return -ENOTSUPP;
 }
+
+static inline int wlan_hdd_cfg80211_handle_tsf_cmd(struct wiphy *wiphy,
+					struct wireless_dev *wdev,
+					const void *data,
+					int data_len)
+{
+	return -ENOTSUPP;
+}
 #endif
 
 #endif