From: phucduc.bui@gmail.com
To: Mark Brown <broonie@kernel.org>
Cc: Liam Girdwood <lgirdwood@gmail.com>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
Chen-Yu Tsai <wens@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Marcus Cooper <codekipper@gmail.com>,
Chen Ni <nichen@iscas.ac.cn>,
linux-sound@vger.kernel.org, linux-sunxi@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
bui duc phuc <phucduc.bui@gmail.com>
Subject: [PATCH] ASoC: sun4i-spdif: Use guard() for spin locks
Date: Wed, 13 May 2026 17:50:03 +0700 [thread overview]
Message-ID: <20260513105003.81880-1-phucduc.bui@gmail.com> (raw)
From: bui duc phuc <phucduc.bui@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@gmail.com>
---
sound/soc/sunxi/sun4i-spdif.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/sound/soc/sunxi/sun4i-spdif.c b/sound/soc/sunxi/sun4i-spdif.c
index c2ec19437cd7..ec00779182db 100644
--- a/sound/soc/sunxi/sun4i-spdif.c
+++ b/sound/soc/sunxi/sun4i-spdif.c
@@ -427,10 +427,9 @@ static int sun4i_spdif_get_status(struct snd_kcontrol *kcontrol,
struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol);
struct sun4i_spdif_dev *host = snd_soc_dai_get_drvdata(cpu_dai);
u8 *status = ucontrol->value.iec958.status;
- unsigned long flags;
unsigned int reg;
- spin_lock_irqsave(&host->lock, flags);
+ guard(spinlock_irqsave)(&host->lock);
regmap_read(host->regmap, SUN4I_SPDIF_TXCHSTA0, ®);
@@ -444,8 +443,6 @@ static int sun4i_spdif_get_status(struct snd_kcontrol *kcontrol,
status[4] = reg & 0xff;
status[5] = (reg >> 8) & 0x3;
- spin_unlock_irqrestore(&host->lock, flags);
-
return 0;
}
@@ -455,11 +452,10 @@ static int sun4i_spdif_set_status(struct snd_kcontrol *kcontrol,
struct snd_soc_dai *cpu_dai = snd_kcontrol_chip(kcontrol);
struct sun4i_spdif_dev *host = snd_soc_dai_get_drvdata(cpu_dai);
u8 *status = ucontrol->value.iec958.status;
- unsigned long flags;
unsigned int reg;
bool chg0, chg1;
- spin_lock_irqsave(&host->lock, flags);
+ guard(spinlock_irqsave)(&host->lock);
reg = (u32)status[3] << 24;
reg |= (u32)status[2] << 16;
@@ -483,8 +479,6 @@ static int sun4i_spdif_set_status(struct snd_kcontrol *kcontrol,
SUN4I_SPDIF_TXCFG_CHSTMODE |
SUN4I_SPDIF_TXCFG_NONAUDIO, reg);
- spin_unlock_irqrestore(&host->lock, flags);
-
return chg0 || chg1;
}
--
2.43.0
reply other threads:[~2026-05-13 10:50 UTC|newest]
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