[PATCH v2 01/11] ASoC: fsl_asrc: Use guard() for spin locks

[Frank Li]

On Mon, Jun 15, 2026 at 04:38:14PM +0700, phucduc.bui at gmail.com wrote:
> From: bui duc phuc <phucduc.bui at gmail.com>
>
> Clean up the code using guard() for spin locks.
> Merely code refactoring, and no behavior change.
>
> Signed-off-by: bui duc phuc <phucduc.bui at gmail.com>
> ---

Reviewed-by: Frank Li <Frank.Li at nxp.com>

>  sound/soc/fsl/fsl_asrc.c | 10 ++--------
>  1 file changed, 2 insertions(+), 8 deletions(-)
>
> diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
> index 5fda9b647c70..0b28bcfa47fe 100644
> --- a/sound/soc/fsl/fsl_asrc.c
> +++ b/sound/soc/fsl/fsl_asrc.c
> @@ -222,10 +222,9 @@ static int fsl_asrc_request_pair(int channels, struct fsl_asrc_pair *pair)
>  	enum asrc_pair_index index = ASRC_INVALID_PAIR;
>  	struct fsl_asrc *asrc = pair->asrc;
>  	struct device *dev = &asrc->pdev->dev;
> -	unsigned long lock_flags;
>  	int i, ret = 0;
>
> -	spin_lock_irqsave(&asrc->lock, lock_flags);
> +	guard(spinlock_irqsave)(&asrc->lock);
>
>  	for (i = ASRC_PAIR_A; i < ASRC_PAIR_MAX_NUM; i++) {
>  		if (asrc->pair[i] != NULL)
> @@ -250,8 +249,6 @@ static int fsl_asrc_request_pair(int channels, struct fsl_asrc_pair *pair)
>  		pair->index = index;
>  	}
>
> -	spin_unlock_irqrestore(&asrc->lock, lock_flags);
> -
>  	return ret;
>  }
>
> @@ -265,19 +262,16 @@ static void fsl_asrc_release_pair(struct fsl_asrc_pair *pair)
>  {
>  	struct fsl_asrc *asrc = pair->asrc;
>  	enum asrc_pair_index index = pair->index;
> -	unsigned long lock_flags;
>
>  	/* Make sure the pair is disabled */
>  	regmap_update_bits(asrc->regmap, REG_ASRCTR,
>  			   ASRCTR_ASRCEi_MASK(index), 0);
>
> -	spin_lock_irqsave(&asrc->lock, lock_flags);
> +	guard(spinlock_irqsave)(&asrc->lock);
>
>  	asrc->channel_avail += pair->channels;
>  	asrc->pair[index] = NULL;
>  	pair->error = 0;
> -
> -	spin_unlock_irqrestore(&asrc->lock, lock_flags);
>  }
>
>  /**
> --
> 2.43.0
>
>