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ASoC: samsung: idma: Use guard() for spin locks

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

Signed-off-by: bui duc phuc <phucduc.bui@gmail.com>
Link: https://patch.msgid.link/20260423125646.156599-3-phucduc.bui@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
bui duc phuc 2026-04-23 19:56:43 +07:00 committed by Mark Brown
parent 3d08517b5c
commit a54f20fe88
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 9 additions and 17 deletions
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26
sound/soc/samsung/idma.c
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@ -67,9 +67,8 @@ static int idma_enqueue(struct snd_pcm_substream *substream)
struct idma_ctrl *prtd = substream->runtime->private_data;
u32 val;
spin_lock(&prtd->lock);
prtd->token = (void *) substream;
spin_unlock(&prtd->lock);
scoped_guard(spinlock, &prtd->lock)
prtd->token = (void *) substream;
/* Internal DMA Level0 Interrupt Address */
val = idma.lp_tx_addr + prtd->periodsz;
@ -101,16 +100,15 @@ static void idma_setcallbk(struct snd_pcm_substream *substream,
{
struct idma_ctrl *prtd = substream->runtime->private_data;
spin_lock(&prtd->lock);
guard(spinlock)(&prtd->lock);
prtd->cb = cb;
spin_unlock(&prtd->lock);
}
static void idma_control(int op)
{
u32 val = readl(idma.regs + I2SAHB);
spin_lock(&idma.lock);
guard(spinlock)(&idma.lock);
switch (op) {
case LPAM_DMA_START:
@ -120,12 +118,10 @@ static void idma_control(int op)
val &= ~(AHB_INTENLVL0 | AHB_DMAEN);
break;
default:
spin_unlock(&idma.lock);
return;
}
writel(val, idma.regs + I2SAHB);
spin_unlock(&idma.lock);
}
static void idma_done(void *id, int bytes_xfer)
@ -192,7 +188,7 @@ static int idma_trigger(struct snd_soc_component *component,
struct idma_ctrl *prtd = substream->runtime->private_data;
int ret = 0;
spin_lock(&prtd->lock);
guard(spinlock)(&prtd->lock);
switch (cmd) {
case SNDRV_PCM_TRIGGER_RESUME:
@ -214,8 +210,6 @@ static int idma_trigger(struct snd_soc_component *component,
break;
}
spin_unlock(&prtd->lock);
return ret;
}
@ -228,12 +222,10 @@ idma_pointer(struct snd_soc_component *component,
dma_addr_t src;
unsigned long res;
spin_lock(&prtd->lock);
idma_getpos(&src);
res = src - prtd->start;
spin_unlock(&prtd->lock);
scoped_guard(spinlock, &prtd->lock) {
idma_getpos(&src);
res = src - prtd->start;
}
return bytes_to_frames(substream->runtime, res);
}