[libcamera-devel] [PATCH v10 03/13] dt-bindings: Add media properties

[Jacopo Mondi]

Hi Hans,

On Fri, May 08, 2020 at 01:04:24PM +0200, Hans Verkuil wrote:
> On 08/05/2020 12:01, Jacopo Mondi wrote:
> > Add a DT header file to contain definitions for standard media properties.
> >
> > The file is named after:
> > Documentation/devicetree/bindings/media/video-interfaces.txt
> > which contains the standard media properties definitions.
> >
> > Initially add three macros to define the supported 'orientation'
> > property values.
> >
> > Signed-off-by: Jacopo Mondi <jacopo at jmondi.org>
>
> For v11 just move this to the end of the series since it is an independent
> patch.

Ack, I can leave it out as well, since I have no users if not a local
one for testing.

>
> > ---
> >  include/dt-bindings/media/video-interfaces.h | 15 +++++++++++++++
> >  1 file changed, 15 insertions(+)
> >  create mode 100644 include/dt-bindings/media/video-interfaces.h
> >
> > diff --git a/include/dt-bindings/media/video-interfaces.h b/include/dt-bindings/media/video-interfaces.h
> > new file mode 100644
> > index 0000000000000..404c697d6bd6e
> > --- /dev/null
> > +++ b/include/dt-bindings/media/video-interfaces.h
> > @@ -0,0 +1,15 @@
> > +/* SPDX-License-Identifier: GPL-2.0-only */
> > +/*
> > + * include/dt-bindings/media/video-interfaces.h
> > + *
> > + * Copyright (C) 2020 Jacopo Mondi <jacopo at jmondi.org>
> > + */
> > +
> > +#ifndef __DT_BINDINGS_MEDIA_VIDEO_INTERFACES_H__
> > +#define __DT_BINDINGS_MEDIA_VIDEO_INTERFACES_H__
> > +
> > +#define FRONT_CAMERA		<0>
> > +#define BACK_CAMERA		<1>
> > +#define EXTERNAL_CAMERA		<2>
>
> Wouldn't it be better to say CAMERA_FRONT (i.e. swap the words) or
> even CAMERA_ORIENTATION_FRONT?

Once I wrote
                orientation = CAMERA_FRONT;

I realized that it was nicer to have

                orientation = FRONT_CAMERA:

I'll stop bikeshedding though and wait for other comments to see if
this can be included or not.

>
> Regards,
>
> 	Hans
>
> > +
> > +#endif /* __DT_BINDINGS_MEDIA_VIDEO_INTERFACES_H__ */
> > --
> > 2.26.1
> >
>