[media] v4l: smiapp: Return V4L2_FIELD_NONE from pad-level get/set format

The SMIA++ sensors are progressive, always return the field order set to
V4L2_FIELD_NONE.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/i2c/smiapp/smiapp-core.c

@@ -1554,6 +1554,7 @@ static int __smiapp_get_format(struct v4l2_subdev *subdev,
 		fmt->format.code = __smiapp_get_mbus_code(subdev, fmt->pad);
 		fmt->format.width = r->width;
 		fmt->format.height = r->height;
+		fmt->format.field = V4L2_FIELD_NONE;
 	}
 
 	return 0;
@@ -1687,6 +1688,7 @@ static int smiapp_set_format(struct v4l2_subdev *subdev,
 	fmt->format.code = __smiapp_get_mbus_code(subdev, fmt->pad);
 	fmt->format.width &= ~1;
 	fmt->format.height &= ~1;
+	fmt->format.field = V4L2_FIELD_NONE;
 
 	fmt->format.width =
 		clamp(fmt->format.width,
@@ -2674,6 +2676,7 @@ static int smiapp_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
 		try_fmt->width = sensor->limits[SMIAPP_LIMIT_X_ADDR_MAX] + 1;
 		try_fmt->height = sensor->limits[SMIAPP_LIMIT_Y_ADDR_MAX] + 1;
 		try_fmt->code = mbus_code;
+		try_fmt->field = V4L2_FIELD_NONE;
 
 		try_crop->top = 0;
 		try_crop->left = 0;