Re: [PATCH v2 7/9] ASoC: codecs: Add support for the generic IIO auxiliary devices

From: Herve Codina
Date: Mon Jun 05 2023 - 13:22:55 EST


Hi Jonathan,

On Sun, 28 May 2023 18:38:55 +0100
Jonathan Cameron <jic23@xxxxxxxxxx> wrote:

> On Tue, 23 May 2023 17:12:21 +0200
> Herve Codina <herve.codina@xxxxxxxxxxx> wrote:
>
> > Industrial I/O devices can be present in the audio path.
> > These devices needs to be used as audio components in order to be fully
> > integrated in the audio path.
> >
> > This support allows to consider these Industrial I/O devices as auxliary
> > audio devices and allows to control them using mixer controls.
> >
> > Signed-off-by: Herve Codina <herve.codina@xxxxxxxxxxx>
> > ---
>
> > diff --git a/sound/soc/codecs/audio-iio-aux.c b/sound/soc/codecs/audio-iio-aux.c
> > new file mode 100644
> > index 000000000000..21575c4b35fd
> > --- /dev/null
> > +++ b/sound/soc/codecs/audio-iio-aux.c
> > @@ -0,0 +1,302 @@
> > +// SPDX-License-Identifier: GPL-2.0-only
> > +//
> > +// audio-iio-aux.c -- ALSA SoC glue to use IIO devices as audio components
> > +//
> > +// Copyright 2023 CS GROUP France
> > +//
> > +// Author: Herve Codina <herve.codina@xxxxxxxxxxx>
> > +
> > +#include <linux/iio/consumer.h>
> > +#include <linux/module.h>
>
> #include <linux/mod_devicetable.h> ideally to pick up
> the of_device_id definition without bouncing through some non
> obvious header path.

Right, <linux/module.h> will be replaced by <linux/mod_devicetable.h> in the
next iteration.

Thanks for the review,
Hervé

>
>
> > +#include <linux/slab.h>
> > +#include <sound/soc.h>
> > +#include <sound/tlv.h>
>
> Otherwise, the IIO elements of this look good. So for those at least
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
>
> I don't have enough knowledge of the snd stuff to review those
> parts.
>
> Jonathan
>
>