Re: [PATCH 16/19] ASoC: soc-card: add snd_soc_card_set_bias_level()

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On Tue, 2020-05-26 at 10:18 +0900, Kuninori Morimoto wrote:
> From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> 
> Card related function should be implemented at soc-card now.
> This patch adds it.
> 
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> ---
>  include/sound/soc-card.h |  4 ++++
>  sound/soc/soc-card.c     | 12 ++++++++++++
>  sound/soc/soc-dapm.c     |  4 ++--
>  3 files changed, 18 insertions(+), 2 deletions(-)
> 
> diff --git a/include/sound/soc-card.h b/include/sound/soc-card.h
> index b338bbd08219..4bcdc1d382bf 100644
> --- a/include/sound/soc-card.h
> +++ b/include/sound/soc-card.h
> @@ -28,6 +28,10 @@ int snd_soc_card_probe(struct snd_soc_card *card);
>  int snd_soc_card_late_probe(struct snd_soc_card *card);
>  int snd_soc_card_remove(struct snd_soc_card *card);
>  
> +int snd_soc_card_set_bias_level(struct snd_soc_card *card,
> +				struct snd_soc_dapm_context *dapm,
> +				enum snd_soc_bias_level level);
> +
>  /* device driver data */
>  static inline void snd_soc_card_set_drvdata(struct snd_soc_card
> *card,
>  					    void *data)
> diff --git a/sound/soc/soc-card.c b/sound/soc/soc-card.c
> index 449f6cc86859..a9f25b6a4c67 100644
> --- a/sound/soc/soc-card.c
> +++ b/sound/soc/soc-card.c
> @@ -172,3 +172,15 @@ int snd_soc_card_remove(struct snd_soc_card
> *card)
>  
>  	return soc_card_ret(card, ret);
>  }
> +
> +int snd_soc_card_set_bias_level(struct snd_soc_card *card,
> +				struct snd_soc_dapm_context *dapm,
> +				enum snd_soc_bias_level level)
> +{
> +	int ret = 0;
> +
> +	if (card->set_bias_level)
> +		ret = card->set_bias_level(card, dapm, level);
> +
> +	return soc_card_ret(card, ret);
> +}
> diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
> index a4de3e4bc2ef..add39d24a583 100644
> --- a/sound/soc/soc-dapm.c
> +++ b/sound/soc/soc-dapm.c
> @@ -725,8 +725,8 @@ static int snd_soc_dapm_set_bias_level(struct
> snd_soc_dapm_context *dapm,
>  
>  	trace_snd_soc_bias_level_start(card, level);
>  
> -	if (card && card->set_bias_level)
> -		ret = card->set_bias_level(card, dapm, level);
> +	if (card)
Morimoto-san,

Why not move this check inside snd_soc_card_set_bias_level() and remove
the first parameter from the function?

Thanks,
Ranjani




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