Hi Sameer

Thank you for the patch

> Add new members in struct 'asoc_simple_priv'. Idea is to leverage
> simple or graph card driver as much as possible and vendor can
> maintain a thin driver to control the behavior by populating these
> newly exposed members.

re-use simple/audio-graph driver is nice idea.
My planning next new audio-graph2 can renuse it.

> diff --git a/include/sound/simple_card_utils.h 
> b/include/sound/simple_card_utils.h
> index 86a1e95..9825308 100644
> --- a/include/sound/simple_card_utils.h
> +++ b/include/sound/simple_card_utils.h
> @@ -56,6 +56,10 @@ struct asoc_simple_priv {
>       struct asoc_simple_dai *dais;
>       struct snd_soc_codec_conf *codec_conf;
>       struct gpio_desc *pa_gpio;
> +     const struct snd_soc_ops *ops;
> +     unsigned int force_dpcm:1;
> +     uintptr_t dpcm_selectable;
> +     void *data;
>  };

I have opinions about these.

About dpcm_selectable, indeed current audio-graph is using it as "uintptr_t",
but as you know, it checks whether it was non-NULL or not only.
This means we can use it as bit-field.

BTW, do we need to have dpcm_selectable at priv ?

One note is that, -scu- user is only me (locally),
and it will be removed when audio-graph2 was created.
(My plan is keep code for you, but remove compatible)

About *data, I think we can avoid *data
if driver side priv includes asoc_simple_priv ?

        struct my_priv {
                struct asoc_simple_priv *simple;
                ...
        };

        #define simple_to_priv(_simple) container_of((_simple), struct my_priv, 
simple)


Thank you for your help !!

Best regards
---
Kuninori Morimoto

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