staging: xgifb: eliminate fbcon_XGI_copyarea()

fbcon_XGI_copyarea() implementation is trivial and can be replaced with
cfb_copyarea().
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/xgifb/XGI_accel.c

@@ -123,12 +123,3 @@ void fbcon_XGI_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 	cfb_fillrect(info, rect);
 	return;
 }
-
-void fbcon_XGI_copyarea(struct fb_info *info, const struct fb_copyarea *area)
-{
-   	cfb_copyarea(info, area);
-	return;
-}
-
-
-

drivers/staging/xgifb/XGI_accel.h

@@ -479,7 +479,5 @@ int fbcon_XGI_sync(struct fb_info *info);
 extern struct video_info xgi_video_info;
 
 void fbcon_XGI_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
-void fbcon_XGI_copyarea(struct fb_info *info, const struct fb_copyarea *area);
-
 
 #endif

drivers/staging/xgifb/XGI_main.h

@@ -795,8 +795,6 @@ static int      XGIfb_blank(int blank,
 */
 extern void     fbcon_XGI_fillrect(struct fb_info *info,
                                    const struct fb_fillrect *rect);
-extern void     fbcon_XGI_copyarea(struct fb_info *info,
-                                   const struct fb_copyarea *area);
 
 static int XGIfb_ioctl(struct fb_info *info, unsigned int cmd,
 			    unsigned long arg);

drivers/staging/xgifb/XGI_main_26.c

@@ -1739,7 +1739,7 @@ static struct fb_ops XGIfb_ops = {
 #endif
 	.fb_blank = XGIfb_blank,
 	.fb_fillrect = fbcon_XGI_fillrect,
-	.fb_copyarea = fbcon_XGI_copyarea,
+	.fb_copyarea = cfb_copyarea,
 	.fb_imageblit = cfb_imageblit,
 	.fb_ioctl = XGIfb_ioctl,
 	/* .fb_mmap = XGIfb_mmap, */