sgivwfb: Make use of ARRAY_SIZE.

Cleanup the usage of DBE_VT_SIZE since the kernel already defines the
same macro for the same propose.

Also clean up a surrounding whitespaces.
Signed-off-by: Thiago Farina <tfransosi@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/video/sgivwfb.c

@@ -260,13 +260,13 @@ static int sgivwfb_check_var(struct fb_var_screeninfo *var,
 	var->grayscale = 0;	/* No grayscale for now */
 
 	/* determine valid resolution and timing */
-	for (min_mode = 0; min_mode < DBE_VT_SIZE; min_mode++) {
+	for (min_mode = 0; min_mode < ARRAY_SIZE(dbeVTimings); min_mode++) {
 		if (dbeVTimings[min_mode].width >= var->xres &&
 		    dbeVTimings[min_mode].height >= var->yres)
 			break;
 	}
 
-	if (min_mode == DBE_VT_SIZE)
+	if (min_mode == ARRAY_SIZE(dbeVTimings))
 		return -EINVAL;	/* Resolution to high */
 
 	/* XXX FIXME - should try to pick best refresh rate */

include/video/sgivw.h

@@ -676,7 +676,6 @@ struct dbe_timing_info dbeVTimings[] = {
   }
 };
 
-#define DBE_VT_SIZE  (sizeof(dbeVTimings)/sizeof(dbeVTimings[0]))
 #endif // INCLUDE_TIMING_TABLE_DATA
 
 #endif // ! __SGIVWFB_H__