qcacmn: Add logs in wmi_buf_alloc()

In wmi_buf_alloc() function, pass function name and
line number of caller and log the same in case of failure,
this approach helps to remove error logs in caller function
there by reducing text segment.

Also add wmi_nofl_* macros.

Change-Id: Ib1ac8bf2bbcefa7f0015aff2733d3dc4773b185d
CRs-Fixed: 2281983

wmi_unified.c

@@ -1220,12 +1220,14 @@ void wmi_buf_free(wmi_buf_t net_buf)
 }
 qdf_export_symbol(wmi_buf_free);
 #else
-wmi_buf_t wmi_buf_alloc(wmi_unified_t wmi_handle, uint32_t len)
+wmi_buf_t wmi_buf_alloc_fl(wmi_unified_t wmi_handle, uint32_t len,
+			   const char *func, uint32_t line)
 {
 	wmi_buf_t wmi_buf;
 
 	if (roundup(len + WMI_MIN_HEAD_ROOM, 4) > wmi_handle->max_msg_len) {
-		QDF_ASSERT(0);
+		wmi_nofl_err("%s:%d, Invalid len:%d", func, line, len);
+		QDF_DEBUG_PANIC();
 		return NULL;
 	}
 
@@ -1243,7 +1245,7 @@ wmi_buf_t wmi_buf_alloc(wmi_unified_t wmi_handle, uint32_t len)
 	qdf_nbuf_set_pktlen(wmi_buf, len);
 	return wmi_buf;
 }
-qdf_export_symbol(wmi_buf_alloc);
+qdf_export_symbol(wmi_buf_alloc_fl);
 
 void wmi_buf_free(wmi_buf_t net_buf)
 {