vfb: use sys instead of cfb drawing functions

Since vfb's framebuffer is vmalloc'ed, use the sys_* drawing functions
instead of cfb_*.
Signed-off-by: NAntonino Daplas <adaplas@gmail.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/video/Kconfig

@@ -1733,9 +1733,9 @@ config FB_PS3_DEFAULT_SIZE_M
 config FB_VIRTUAL
 	tristate "Virtual Frame Buffer support (ONLY FOR TESTING!)"
 	depends on FB
-	select FB_CFB_FILLRECT
-	select FB_CFB_COPYAREA
-	select FB_CFB_IMAGEBLIT
+	select FB_SYS_FILLRECT
+	select FB_SYS_COPYAREA
+	select FB_SYS_IMAGEBLIT
 	---help---
 	  This is a `virtual' frame buffer device. It operates on a chunk of
 	  unswappable kernel memory instead of on the memory of a graphics

drivers/video/vfb.c

@@ -88,9 +88,9 @@ static struct fb_ops vfb_ops = {
 	.fb_set_par	= vfb_set_par,
 	.fb_setcolreg	= vfb_setcolreg,
 	.fb_pan_display	= vfb_pan_display,
-	.fb_fillrect	= cfb_fillrect,
-	.fb_copyarea	= cfb_copyarea,
-	.fb_imageblit	= cfb_imageblit,
+	.fb_fillrect	= sys_fillrect,
+	.fb_copyarea	= sys_copyarea,
+	.fb_imageblit	= sys_imageblit,
 	.fb_mmap	= vfb_mmap,
 };