linux-kernel - Re: [PATCH v6 4/7] Documentation: media: Document V4L2_CTRL_TYPE

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Message-ID: <CAPybu_3Q7S+t4SbxAM5NS4gFsAv532=O=w-+rH_fmah_5WWz4Q@mail.gmail.com>
Date:   Wed, 25 Sep 2019 23:08:11 +0200
From:   Ricardo Ribalda Delgado <ricardo@...alda.com>
To:     Jacopo Mondi <jacopo@...ndi.org>
Cc:     Philipp Zabel <p.zabel@...gutronix.de>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        linux-media <linux-media@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 4/7] Documentation: media: Document V4L2_CTRL_TYPE_AREA

Hi Jacopo

On Wed, Sep 25, 2019 at 10:32 AM Jacopo Mondi <jacopo@...ndi.org> wrote:
>
> Hi Ricardo,
>
> On Fri, Sep 20, 2019 at 03:51:34PM +0200, Ricardo Ribalda Delgado wrote:
> > From: Ricardo Ribalda Delgado <ribalda@...nel.org>
> >
> > A struct v4l2_area containing the width and the height of a rectangular
> > area.
> >
> > Reviewed-by: Philipp Zabel <p.zabel@...gutronix.de>
> > Signed-off-by: Ricardo Ribalda Delgado <ribalda@...nel.org>
> > ---
> >  Documentation/media/uapi/v4l/vidioc-queryctrl.rst | 6 ++++++
> >  1 file changed, 6 insertions(+)
> >
> > diff --git a/Documentation/media/uapi/v4l/vidioc-queryctrl.rst b/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
> > index a3d56ffbf4cc..33aff21b7d11 100644
> > --- a/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
> > +++ b/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
> > @@ -443,6 +443,12 @@ See also the examples in :ref:`control`.
> >        - n/a
> >        - A struct :c:type:`v4l2_ctrl_mpeg2_quantization`, containing MPEG-2
> >       quantization matrices for stateless video decoders.
> > +    * - ``V4L2_CTRL_TYPE_AREA``
> > +      - n/a
> > +      - n/a
> > +      - n/a
> > +      - A struct :c:type:`v4l2_area`, containing the width and the height
> > +        of a rectangular area. Units depend on the use case.
>
> I recall Hans too was in favour of having min, max and step defined
> (and applied to both width and height).
>
He changed his mind :)

https://www.mail-archive.com/linux-media@vger.kernel.org/msg150103.html


> Really a minor issue from my side, feel free to keep it the way it is
> Reviewed-by: Jacopo Mondi <jacopo@...ndi.org>
>
> Thanks
>    j
> >      * - ``V4L2_CTRL_TYPE_H264_SPS``
> >        - n/a
> >        - n/a
> > --
> > 2.23.0
> >



-- 
Ricardo Ribalda