On 19-08-16 12:59, Hans Verkuil wrote:
> On 8/15/19 1:57 PM, Marco Felsch wrote:
> > Currently every driver needs to parse the connector endpoints by it self.
> > This is the initial work to make this generic. A generic connector has
> > common members and connector specific members. The common members are:
> >   - type
> >   - label (optional)
> >   - links
> >   - nr_of_links
> > 
> > The specific members are stored within a union, since only one of them
> > can be available at the time. Since this is the initial support the
> > patch adds only the analog-connector specific ones.
> > 
> > Signed-off-by: Marco Felsch <m.fel...@pengutronix.de>
> > ---
> > [1] https://patchwork.kernel.org/cover/10794703/
> > 
> > v7:
> > - fix spelling issues
> > - constify label
> > - support variable label size
> > - replace single remote_port/id members by links member of variable
> >   size
> > - squash v4l2-connector into v4l2-fwnode
> > 
> > @Jacopo: I dropped your r b tag because I changed the port/id logic.
> > 
> > v6:
> > - fix some spelling and style issues
> > - rm unnecessary comments
> > - drop vga and dvi connector
> > - fix misspelt connector
> > 
> > v2-v4:
> > - nothing since the patch was squashed from series [1] into this
> >   series.
> > ---
> >  include/media/v4l2-fwnode.h | 45 +++++++++++++++++++++++++++++++++++++
> >  1 file changed, 45 insertions(+)
> > 
> > diff --git a/include/media/v4l2-fwnode.h b/include/media/v4l2-fwnode.h
> > index f6a7bcd13197..e39c198882fc 100644
> > --- a/include/media/v4l2-fwnode.h
> > +++ b/include/media/v4l2-fwnode.h
> > @@ -123,6 +123,51 @@ struct v4l2_fwnode_link {
> >     unsigned int remote_port;
> >  };
> >  
> > +/**
> > + * enum v4l2_connector_type - connector type
> > + * @V4L2_CON_UNKNOWN:   unknown connector type, no V4L2 connector 
> > configuration
> > + * @V4L2_CON_COMPOSITE: analog composite connector
> > + * @V4L2_CON_SVIDEO:    analog svideo connector
> > + * @V4L2_CON_HDMI:      digital hdmi connector
> > + */
> > +enum v4l2_connector_type {
> > +   V4L2_CON_UNKNOWN,
> > +   V4L2_CON_COMPOSITE,
> > +   V4L2_CON_SVIDEO,
> > +   V4L2_CON_HDMI,
> 
> Please use CONN instead of CON. CONN is the traditional abbreviation
> used for connectors. 'CON' is too generic (there are many words that
> start with 'con').

Okay.

> Regards,
> 
>       Hans
> 
> > +};
> > +
> > +/**
> > + * struct v4l2_fwnode_connector_analog - analog connector data structure
> > + * @supported_tvnorms: tv norms this connector supports, set to 
> > V4L2_STD_ALL
> > + *                     if no restrictions are specified.
> > + */
> > +struct v4l2_fwnode_connector_analog {
> > +   v4l2_std_id supported_tvnorms;

After we found the correct dt-binding and naming convention I would
change that property to 'sdtv_stds'. Is that okay?

Regards,
  Marco

> > +};
> > +
> > +/**
> > + * struct v4l2_fwnode_connector - the connector data structure
> > + * @label: optional connector label
> > + * @type: connector type
> > + * @links: list of &struct v4l2_fwnode_link links the connector is 
> > connected to
> > + * @nr_of_links: total number of links
> > + * @connector: connector configuration
> > + * @connector.analog: analog connector configuration
> > + *                    &struct v4l2_fwnode_connector_analog
> > + */
> > +struct v4l2_fwnode_connector {
> > +   const char *label;
> > +   enum v4l2_connector_type type;
> > +   struct v4l2_fwnode_link *links;
> > +   unsigned int nr_of_links;
> > +
> > +   union {
> > +           struct v4l2_fwnode_connector_analog analog;
> > +           /* future connectors */
> > +   } connector;
> > +};
> > +
> >  /**
> >   * v4l2_fwnode_endpoint_parse() - parse all fwnode node properties
> >   * @fwnode: pointer to the endpoint's fwnode handle
> > 
> 
> 

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