staging: xgifb: clean up register function variable names

Eliminate mixed case from variable names.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/xgifb/vb_util.c

@@ -23,30 +23,30 @@ u8 xgifb_reg_get(unsigned long port, u8 index)
 	return data;
 }
 
-void xgifb_reg_and_or(unsigned long Port, u8 Index,
-		unsigned DataAND, unsigned DataOR)
+void xgifb_reg_and_or(unsigned long port, u8 index,
+		unsigned data_and, unsigned data_or)
 {
 	u8 temp;
 
-	temp = xgifb_reg_get(Port, Index); /* XGINew_Part1Port index 02 */
-	temp = (temp & (DataAND)) | DataOR;
-	xgifb_reg_set(Port, Index, temp);
+	temp = xgifb_reg_get(port, index); /* XGINew_Part1Port index 02 */
+	temp = (temp & data_and) | data_or;
+	xgifb_reg_set(port, index, temp);
 }
 
-void xgifb_reg_and(unsigned long Port, u8 Index, unsigned DataAND)
+void xgifb_reg_and(unsigned long port, u8 index, unsigned data_and)
 {
 	u8 temp;
 
-	temp = xgifb_reg_get(Port, Index); /* XGINew_Part1Port index 02 */
-	temp &= DataAND;
-	xgifb_reg_set(Port, Index, temp);
+	temp = xgifb_reg_get(port, index); /* XGINew_Part1Port index 02 */
+	temp &= data_and;
+	xgifb_reg_set(port, index, temp);
 }
 
-void xgifb_reg_or(unsigned long Port, u8 Index, unsigned DataOR)
+void xgifb_reg_or(unsigned long port, u8 index, unsigned data_or)
 {
 	u8 temp;
 
-	temp = xgifb_reg_get(Port, Index); /* XGINew_Part1Port index 02 */
-	temp |= DataOR;
-	xgifb_reg_set(Port, Index, temp);
+	temp = xgifb_reg_get(port, index); /* XGINew_Part1Port index 02 */
+	temp |= data_or;
+	xgifb_reg_set(port, index, temp);
 }