[PATCH v8 16/16] media: ti: Add CSI2RX support for J721E

[Sakari Ailus]

Moi,

On Wed, Aug 02, 2023 at 02:04:57PM +0300, Tomi Valkeinen wrote:
> > +static int ti_csi2rx_enum_fmt_vid_cap(struct file *file, void *priv,
> > +				      struct v4l2_fmtdesc *f)
> > +{
> > +	const struct ti_csi2rx_fmt *fmt = NULL;
> > +
> > +	if (f->mbus_code) {
> > +		if (f->index > 0)
> > +			return -EINVAL;
> 
> This fails to enumerate the formats if mbus_code is set, doesn't it?

This is intentional: if the mbus_code field is set, you're supposed to get
only format(s) corresponding to that mbus code.

> 
> > +
> > +		fmt = find_format_by_code(f->mbus_code);
> > +	} else {
> > +		if (f->index >= num_formats)
> > +			return -EINVAL;
> > +
> > +		fmt = &formats[f->index];
> > +	}
> > +
> > +	if (!fmt)
> > +		return -EINVAL;
> > +
> > +	f->pixelformat = fmt->fourcc;
> > +	memset(f->reserved, 0, sizeof(f->reserved));
> > +	f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
> > +
> > +	return 0;
> > +}

-- 
Sakari Ailus