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diff --git a/drivers/staging/vt6655/tbit.h b/drivers/staging/vt6655/tbit.h
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+/*
+ * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ *
+ * File: tbit.h
+ *
+ * Purpose: Bit routines
+ *
+ * Author: Tevin Chen
+ *
+ * Date: May 21, 1996
+ *
+ */
+
+
+#ifndef __TBIT_H__
+#define __TBIT_H__
+
+#if !defined(__TTYPE_H__)
+#include "ttype.h"
+#endif
+
+
+
+/*--------------------- Export Definitions -------------------------*/
+
+/*--------------------- Export Types ------------------------------*/
+
+/*--------------------- Export Macros ------------------------------*/
+
+// test single bit on
+#define BITbIsBitOn(tData, tTestBit) \
+ (((tData) & (tTestBit)) != 0)
+
+// test single bit off
+#define BITbIsBitOff(tData, tTestBit) \
+ (((tData) & (tTestBit)) == 0)
+
+
+#define BITbIsAllBitsOn(tData, tTestBit) \
+ (((tData) & (tTestBit)) == (tTestBit))
+
+#define BITbIsAllBitsOff(tData, tTestBit) \
+ (((tData) & (tTestBit)) == 0)
+
+#define BITbIsAnyBitsOn(tData, tTestBit) \
+ (((tData) & (tTestBit)) != 0)
+
+#define BITbIsAnyBitsOff(tData, tTestBit) \
+ (((tData) & (tTestBit)) != (tTestBit))
+
+/*--------------------- Export Classes ----------------------------*/
+
+/*--------------------- Export Variables --------------------------*/
+
+/*--------------------- Export Functions --------------------------*/
+
+
+
+#endif // __TBIT_H__
+
+
+