qcacmn: Add an ini item for stats over QMI

Currently, stats over QMI features can only be disabled over build flags,
which is not flexible. Hence, add a CFG ini item to enable/disable stats
over QMI.

Change-Id: If5d57d2fc781fecc8817c2da8f61a2f7977d9c77
CRs-Fixed: 2752310

wmi/inc/wmi_unified_api.h

@@ -436,6 +436,36 @@ void wmi_set_target_suspend(wmi_unified_t wmi_handle, bool val);
  */
 bool wmi_is_target_suspended(struct wmi_unified *wmi_handle);
 
+#ifdef WLAN_FEATURE_WMI_SEND_RECV_QMI
+/**
+ *  wmi_set_qmi_stats() - WMI API to set qmi stats enabled/disabled
+ *  @wmi_handle: handle to WMI.
+ *  @val: suspend state boolean
+ */
+void wmi_set_qmi_stats(wmi_unified_t wmi_handle, bool val);
+
+/**
+ * wmi_is_qmi_stats_enabled() - WMI API to check if periodic stats
+ * over qmi is enableid
+ * @wmi_handle: handle to WMI.
+ *
+ * WMI API to check if periodic stats over qmi is enabled
+ *
+ * Return: true if qmi stats is enabled, else false.
+ */
+bool wmi_is_qmi_stats_enabled(struct wmi_unified *wmi_handle);
+#else
+static inline
+void wmi_set_qmi_stats(wmi_unified_t wmi_handle, bool val)
+{}
+
+static inline
+bool wmi_is_qmi_stats_enabled(struct wmi_unified *wmi_handle)
+{
+	return false;
+}
+#endif /* end if of WLAN_FEATURE_WMI_SEND_RECV_QMI */
+
 /**
  * WMI API to set bus suspend state
  * @param wmi_handle:	handle to WMI.

wmi/inc/wmi_unified_priv.h

@@ -2451,6 +2451,9 @@ struct wmi_unified {
 #endif /*WMI_INTERFACE_EVENT_LOGGING */
 
 	qdf_atomic_t is_target_suspended;
+#ifdef WLAN_FEATURE_WMI_SEND_RECV_QMI
+	bool is_qmi_stats_enabled;
+#endif
 
 #ifdef FEATURE_RUNTIME_PM
 	qdf_atomic_t runtime_pm_inprogress;

wmi/src/wmi_unified.c

@@ -3124,6 +3124,18 @@ bool wmi_is_target_suspended(struct wmi_unified *wmi_handle)
 	return qdf_atomic_read(&wmi_handle->is_target_suspended);
 }
 
+#ifdef WLAN_FEATURE_WMI_SEND_RECV_QMI
+void wmi_set_qmi_stats(wmi_unified_t wmi_handle, bool val)
+{
+	wmi_handle->is_qmi_stats_enabled = val;
+}
+
+bool wmi_is_qmi_stats_enabled(struct wmi_unified *wmi_handle)
+{
+	return wmi_handle->is_qmi_stats_enabled;
+}
+#endif
+
 /**
  * WMI API to set crash injection state
  * @param wmi_handle:	handle to WMI.

wmi/src/wmi_unified_tlv.c

@@ -708,6 +708,9 @@ static QDF_STATUS wmi_unified_cmd_send_pm_chk(struct wmi_unified *wmi_handle,
 					      wmi_buf_t buf,
 					      uint32_t buflen, uint32_t cmd_id)
 {
+	if (!wmi_is_qmi_stats_enabled(wmi_handle))
+		goto send_over_wmi;
+
 	if (wmi_is_target_suspended(wmi_handle)) {
 		if (QDF_IS_STATUS_SUCCESS(
 		    wmi_unified_cmd_send_over_qmi(wmi_handle, buf,
@@ -715,6 +718,7 @@ static QDF_STATUS wmi_unified_cmd_send_pm_chk(struct wmi_unified *wmi_handle,
 			return QDF_STATUS_SUCCESS;
 	}
 
+send_over_wmi:
 	qdf_atomic_set(&wmi_handle->num_stats_over_qmi, 0);
 
 	return wmi_unified_cmd_send(wmi_handle, buf, buflen, cmd_id);