[media] v4l: s3c-camif: Return V4L2_FIELD_NONE from pad-level set format

The bridge driver doesn't support interlaced formats, always return the
field order set to V4L2_FIELD_NONE.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/platform/s3c-camif/camif-capture.c

@@ -1270,6 +1270,7 @@ static int s3c_camif_subdev_get_fmt(struct v4l2_subdev *sd,
 	}
 
 	mutex_unlock(&camif->lock);
+	mf->field = V4L2_FIELD_NONE;
 	mf->colorspace = V4L2_COLORSPACE_JPEG;
 	return 0;
 }
@@ -1318,6 +1319,7 @@ static int s3c_camif_subdev_set_fmt(struct v4l2_subdev *sd,
 	v4l2_dbg(1, debug, sd, "pad%d: code: 0x%x, %ux%u\n",
 		 fmt->pad, mf->code, mf->width, mf->height);
 
+	mf->field = V4L2_FIELD_NONE;
 	mf->colorspace = V4L2_COLORSPACE_JPEG;
 	mutex_lock(&camif->lock);