ASoC: mediatek: common: mtk-afe-fe-dai: Use guard() for mutex locks

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

Signed-off-by: bui duc phuc <phucduc.bui@gmail.com>
Link: https://patch.msgid.link/20260610102021.83273-2-phucduc.bui@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/mediatek/common/mtk-afe-fe-dai.c b/sound/soc/mediatek/common/mtk-afe-fe-dai.c
index 3809068f5620bdeb02d8187ee49bd34e8818f518..2a20fa5dba492e154852af101ee96e4d07105c4b 100644 (file)
--- a/sound/soc/mediatek/common/mtk-afe-fe-dai.c
+++ b/sound/soc/mediatek/common/mtk-afe-fe-dai.c
@@ -292,28 +292,24 @@ int mtk_dynamic_irq_acquire(struct mtk_base_afe *afe)
 {
        int i;
 
-       mutex_lock(&afe->irq_alloc_lock);
+       guard(mutex)(&afe->irq_alloc_lock);
        for (i = 0; i < afe->irqs_size; ++i) {
                if (afe->irqs[i].irq_occupyed == 0) {
                        afe->irqs[i].irq_occupyed = 1;
-                       mutex_unlock(&afe->irq_alloc_lock);
                        return i;
                }
        }
-       mutex_unlock(&afe->irq_alloc_lock);
        return afe->irqs_size;
 }
 EXPORT_SYMBOL_GPL(mtk_dynamic_irq_acquire);
 
 int mtk_dynamic_irq_release(struct mtk_base_afe *afe, int irq_id)
 {
-       mutex_lock(&afe->irq_alloc_lock);
+       guard(mutex)(&afe->irq_alloc_lock);
        if (irq_id >= 0 && irq_id < afe->irqs_size) {
                afe->irqs[irq_id].irq_occupyed = 0;
-               mutex_unlock(&afe->irq_alloc_lock);
                return 0;
        }
-       mutex_unlock(&afe->irq_alloc_lock);
        return -EINVAL;
 }
 EXPORT_SYMBOL_GPL(mtk_dynamic_irq_release);