1 files changed, 6 insertions, 1 deletions

diff --git a/arch/blackfin/include/asm/trace.h b/arch/blackfin/include/asm/trace.h
index 312b596b9731..dc0aa55ae773 100644
--- a/arch/blackfin/include/asm/trace.h
+++ b/arch/blackfin/include/asm/trace.h
@@ -1,6 +1,9 @@
 /*
- * Common header file for blackfin family of processors.
+ * header file for hardware trace functions
  *
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BLACKFIN_TRACE_
@@ -25,6 +28,8 @@ extern unsigned long software_trace_buff[];
 
 #ifdef CONFIG_DEBUG_BFIN_HWTRACE_ON
 
+#define trace_buffer_init() bfin_write_TBUFCTL(BFIN_TRACE_INIT)
+
 #define trace_buffer_save(x) \
         do { \
                 (x) = bfin_read_TBUFCTL(); \