Hi Marco,
On Mon, Aug 13, 2018 at 11:25:05AM +0200, Marco Felsch wrote:
> These helpers make us of the media-controller entity which is only
> available if the CONFIG_MEDIA_CONTROLLER is enabled.
>
> Signed-off-by: Marco Felsch <m.fel...@pengutronix.de>
> ---
> include/media/v4l2-subdev.h | 100 ++++++++++++++++++------------------
> 1 file changed, 50 insertions(+), 50 deletions(-)
>
> diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
> index ce48f1fcf295..79c066934ad2 100644
> --- a/include/media/v4l2-subdev.h
> +++ b/include/media/v4l2-subdev.h
> @@ -912,6 +912,56 @@ struct v4l2_subdev_fh {
> #define to_v4l2_subdev_fh(fh) \
> container_of(fh, struct v4l2_subdev_fh, vfh)
>
> +extern const struct v4l2_file_operations v4l2_subdev_fops;
> +
> +/**
> + * v4l2_set_subdevdata - Sets V4L2 dev private device data
> + *
> + * @sd: pointer to &struct v4l2_subdev
> + * @p: pointer to the private device data to be stored.
> + */
> +static inline void v4l2_set_subdevdata(struct v4l2_subdev *sd, void *p)
> +{
> + sd->dev_priv = p;
> +}
> +
> +/**
> + * v4l2_get_subdevdata - Gets V4L2 dev private device data
> + *
> + * @sd: pointer to &struct v4l2_subdev
> + *
> + * Returns the pointer to the private device data to be stored.
> + */
> +static inline void *v4l2_get_subdevdata(const struct v4l2_subdev *sd)
> +{
> + return sd->dev_priv;
> +}
> +
> +/**
> + * v4l2_set_subdev_hostdata - Sets V4L2 dev private host data
> + *
> + * @sd: pointer to &struct v4l2_subdev
> + * @p: pointer to the private data to be stored.
> + */
> +static inline void v4l2_set_subdev_hostdata(struct v4l2_subdev *sd, void *p)
> +{
> + sd->host_priv = p;
> +}
> +
> +/**
> + * v4l2_get_subdev_hostdata - Gets V4L2 dev private data
> + *
> + * @sd: pointer to &struct v4l2_subdev
> + *
> + * Returns the pointer to the private host data to be stored.
> + */
> +static inline void *v4l2_get_subdev_hostdata(const struct v4l2_subdev *sd)
> +{
> + return sd->host_priv;
> +}
Could you leave the functions dealing with host_priv where they are? I'd
like to avoid expanding their use; rather reduce it. The field is
problematic in some cases and generally not really needed either.
> +
> +#ifdef CONFIG_MEDIA_CONTROLLER
> +
> /**
> * v4l2_subdev_get_try_format - ancillary routine to call
> * &struct v4l2_subdev_pad_config->try_fmt
> @@ -978,56 +1028,6 @@ static inline struct v4l2_rect
> #endif
> }
>
> -extern const struct v4l2_file_operations v4l2_subdev_fops;
> -
> -/**
> - * v4l2_set_subdevdata - Sets V4L2 dev private device data
> - *
> - * @sd: pointer to &struct v4l2_subdev
> - * @p: pointer to the private device data to be stored.
> - */
> -static inline void v4l2_set_subdevdata(struct v4l2_subdev *sd, void *p)
> -{
> - sd->dev_priv = p;
> -}
> -
> -/**
> - * v4l2_get_subdevdata - Gets V4L2 dev private device data
> - *
> - * @sd: pointer to &struct v4l2_subdev
> - *
> - * Returns the pointer to the private device data to be stored.
> - */
> -static inline void *v4l2_get_subdevdata(const struct v4l2_subdev *sd)
> -{
> - return sd->dev_priv;
> -}
> -
> -/**
> - * v4l2_set_subdev_hostdata - Sets V4L2 dev private host data
> - *
> - * @sd: pointer to &struct v4l2_subdev
> - * @p: pointer to the private data to be stored.
> - */
> -static inline void v4l2_set_subdev_hostdata(struct v4l2_subdev *sd, void *p)
> -{
> - sd->host_priv = p;
> -}
> -
> -/**
> - * v4l2_get_subdev_hostdata - Gets V4L2 dev private data
> - *
> - * @sd: pointer to &struct v4l2_subdev
> - *
> - * Returns the pointer to the private host data to be stored.
> - */
> -static inline void *v4l2_get_subdev_hostdata(const struct v4l2_subdev *sd)
> -{
> - return sd->host_priv;
> -}
> -
> -#ifdef CONFIG_MEDIA_CONTROLLER
> -
> /**
> * v4l2_subdev_link_validate_default - validates a media link
> *
--
Kind regards,
Sakari Ailus
sakari.ai...@linux.intel.com
