diff --git a/mpp/mpp.h b/mpp/mpp.h
index 5d919d3b..10bf75e7 100644
--- a/mpp/mpp.h
+++ b/mpp/mpp.h
@@ -23,17 +23,11 @@
 #include "mpp_hal.h"
 #include "mpp_buf_slot.h"
 
-extern RK_U32 mpp_debug;
-
 #define MPP_DBG_FUNCTION                (0x00000001)
 #define MPP_DBG_PACKET                  (0x00000002)
 #define MPP_DBG_FRAME                   (0x00000004)
 #define MPP_DBG_BUFFER                  (0x00000008)
 
-
-#define mpp_dbg(flag, fmt, ...) _mpp_dbg(mpp_debug, flag, fmt, ## __VA_ARGS__)
-
-
 class Mpp
 {
 public:
@@ -83,6 +77,9 @@ public:
 
     RK_U32          mStatus;
 
+    void            *mCodec;
+    MppHal          *mHal;
+
     // decoder context
     MppBufSlots     mBufSlots;
 
diff --git a/osal/inc/mpp_log.h b/osal/inc/mpp_log.h
index 06bf1bd3..6185a020 100644
--- a/osal/inc/mpp_log.h
+++ b/osal/inc/mpp_log.h
@@ -33,6 +33,9 @@
 #define _mpp_dbg(debug, flag, fmt, ...) \
              __mpp_dbg(debug, flag, MODULE_TAG, fmt, NULL, ## __VA_ARGS__)
 
+extern RK_U32 mpp_debug;
+#define mpp_dbg(flag, fmt, ...) _mpp_dbg(mpp_debug, flag, fmt, ## __VA_ARGS__)
+
 /*
  * _f function will add function name to the log
  */