Re: [PATCH 4/9] media: add Mediatek's MM21 format

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On Fri, Jul 3, 2020 at 5:39 PM Hans Verkuil <hverkuil@xxxxxxxxx> wrote:
>
> On 30/06/2020 08:27, Alexandre Courbot wrote:
> > Add Mediatek's non-compressed 8 bit block video mode. This format is
> > produced by the MT8183 codec and can be converted to a non-proprietary
> > format by the MDP3 component.
> >
> > Signed-off-by: Alexandre Courbot <acourbot@xxxxxxxxxxxx>
> > ---
> >  drivers/media/v4l2-core/v4l2-ioctl.c | 1 +
> >  include/uapi/linux/videodev2.h       | 1 +
> >  2 files changed, 2 insertions(+)
> >
> > diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
> > index 02bfef0da76d..612be602bf76 100644
> > --- a/drivers/media/v4l2-core/v4l2-ioctl.c
> > +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
> > @@ -1398,6 +1398,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
> >       case V4L2_META_FMT_UVC:         descr = "UVC Payload Header Metadata"; break;
> >       case V4L2_META_FMT_D4XX:        descr = "Intel D4xx UVC Metadata"; break;
> >       case V4L2_META_FMT_VIVID:       descr = "Vivid Metadata"; break;
> > +     case V4L2_PIX_FMT_MM21:         descr = "Mediatek 8-bit block format"; break;
>
> Can you move this up so it comes after V4L2_PIX_FMT_KONICA420?

Sure.

>
> This format should also be added to Documentation/userspace-api/media/v4l/pixfmt-reserved.rst.

Added a description right next to the related MT21C format.

Thanks for the review!
Alex.



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