[media] Set vfl_dir for all display or m2m drivers

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/platform/s5p-mfc/s5p_mfc.c

@@ -1048,6 +1048,7 @@ static int s5p_mfc_probe(struct platform_device *pdev)
 	vfd->release	= video_device_release,
 	vfd->lock	= &dev->mfc_mutex;
 	vfd->v4l2_dev	= &dev->v4l2_dev;
+	vfd->vfl_dir	= VFL_DIR_M2M;
 	snprintf(vfd->name, sizeof(vfd->name), "%s", S5P_MFC_DEC_NAME);
 	dev->vfd_dec	= vfd;
 	ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);