mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-08-30 11:03:07 -04:00
Code Issues Packages Projects Releases Wiki Activity

ASoC: mediatek: mt8195: mt8195-dai-etdm: Use guard() for spin locks

Browse Source 
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/20260610102021.83273-8-phucduc.bui@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
bui duc phuc
2026-06-10 17:20:18 +07:00
committed by Mark Brown
parent a9f8d09ab1
commit a57e39c7ff
1 changed files with 6 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
sound/soc/mediatek/mt8195/mt8195-dai-etdm.c
View File

@@ -1318,24 +1318,22 @@ static int mt8195_afe_enable_etdm(struct mtk_base_afe *afe, int dai_id)
struct etdm_con_reg etdm_reg;
struct mt8195_afe_private *afe_priv = afe->platform_priv;
struct mtk_dai_etdm_priv *etdm_data;
unsigned long flags;
if (!mt8195_afe_etdm_is_valid(dai_id))
return -EINVAL;
etdm_data = afe_priv->dai_priv[dai_id];
spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags);
guard(spinlock_irqsave)(&afe_priv->afe_ctrl_lock);
etdm_data->en_ref_cnt++;
if (etdm_data->en_ref_cnt == 1) {
ret = get_etdm_reg(dai_id, &etdm_reg);
if (ret < 0)
goto out;
return ret;
regmap_update_bits(afe->regmap, etdm_reg.con0,
ETDM_CON0_EN, ETDM_CON0_EN);
}
out:
spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags);
return ret;
}
@@ -1345,26 +1343,24 @@ static int mt8195_afe_disable_etdm(struct mtk_base_afe *afe, int dai_id)
struct etdm_con_reg etdm_reg;
struct mt8195_afe_private *afe_priv = afe->platform_priv;
struct mtk_dai_etdm_priv *etdm_data;
unsigned long flags;
if (!mt8195_afe_etdm_is_valid(dai_id))
return -EINVAL;
etdm_data = afe_priv->dai_priv[dai_id];
spin_lock_irqsave(&afe_priv->afe_ctrl_lock, flags);
guard(spinlock_irqsave)(&afe_priv->afe_ctrl_lock);
if (etdm_data->en_ref_cnt > 0) {
etdm_data->en_ref_cnt--;
if (etdm_data->en_ref_cnt == 0) {
ret = get_etdm_reg(dai_id, &etdm_reg);
if (ret < 0)
goto out;
return ret;
regmap_update_bits(afe->regmap, etdm_reg.con0,
ETDM_CON0_EN, 0);
}
}
out:
spin_unlock_irqrestore(&afe_priv->afe_ctrl_lock, flags);
return ret;
}