Hi Jacopo, On Tue, Dec 12, 2023 at 08:11:17PM +0100, Jacopo Mondi wrote: > +static const struct v4l2_subdev_pad_ops ov64a40_pad_ops = { > + .init_cfg = ov64a40_init_cfg, The init_cfg pad op is gone --- it has been replaced by init_state internal op. -- Sakari Ailus