Thread (25 messages) 25 messages, 3 authors, 9d ago

Re: [PATCH v2 02/11] ASoC: fsl_audmix: Use guard() for spin locks

From: Frank Li <hidden>
Date: 2026-06-15 14:31:10
Also in: imx, linux-arm-kernel, linux-sound, lkml

On Mon, Jun 15, 2026 at 04:38:15PM +0700, phucduc.bui@gmail.com wrote:
From: bui duc phuc <redacted>

Clean up the code using guard() for spin locks.
Merely code refactoring, and no behavior change.

Signed-off-by: bui duc phuc <redacted>
---
Reviewed-by: Frank Li <Frank.Li@nxp.com>
quoted hunk ↗ jump to hunk
 sound/soc/fsl/fsl_audmix.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/sound/soc/fsl/fsl_audmix.c b/sound/soc/fsl/fsl_audmix.c
index 40a3b7432174..066239c64037 100644
--- a/sound/soc/fsl/fsl_audmix.c
+++ b/sound/soc/fsl/fsl_audmix.c
@@ -280,7 +280,6 @@ static int fsl_audmix_dai_trigger(struct snd_pcm_substream *substream, int cmd,
 				  struct snd_soc_dai *dai)
 {
 	struct fsl_audmix *priv = snd_soc_dai_get_drvdata(dai);
-	unsigned long lock_flags;

 	/* Capture stream shall not be handled */
 	if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
@@ -290,16 +289,14 @@ static int fsl_audmix_dai_trigger(struct snd_pcm_substream *substream, int cmd,
 	case SNDRV_PCM_TRIGGER_START:
 	case SNDRV_PCM_TRIGGER_RESUME:
 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-		spin_lock_irqsave(&priv->lock, lock_flags);
-		priv->tdms |= BIT(dai->driver->id);
-		spin_unlock_irqrestore(&priv->lock, lock_flags);
+		scoped_guard(spinlock_irqsave, &priv->lock)
+			priv->tdms |= BIT(dai->driver->id);
 		break;
 	case SNDRV_PCM_TRIGGER_STOP:
 	case SNDRV_PCM_TRIGGER_SUSPEND:
 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-		spin_lock_irqsave(&priv->lock, lock_flags);
-		priv->tdms &= ~BIT(dai->driver->id);
-		spin_unlock_irqrestore(&priv->lock, lock_flags);
+		scoped_guard(spinlock_irqsave, &priv->lock)
+			priv->tdms &= ~BIT(dai->driver->id);
 		break;
 	default:
 		return -EINVAL;
--
2.43.0
  
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