Add the missing lock around tasdevice_tuning_switch().
Fixes: 5be27f1e3ec9 ("ALSA: hda/tas2781: Add tas2781 HDA driver")
Signed-off-by: Gergo Koteles <soyer@xxxxxx>
---
sound/pci/hda/tas2781_hda_i2c.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c
index ee3e0afc9b31..750e49fbb91e 100644
--- a/sound/pci/hda/tas2781_hda_i2c.c
+++ b/sound/pci/hda/tas2781_hda_i2c.c
@@ -885,9 +885,13 @@ static int tas2781_system_suspend(struct device *dev)
if (ret)
return ret;
+ mutex_lock(&tas_hda->priv->codec_lock);
+
/* Shutdown chip before system suspend */
tasdevice_tuning_switch(tas_hda->priv, 1);
+ mutex_unlock(&tas_hda->priv->codec_lock);
+
/*
* Reset GPIO may be shared, so cannot reset here.
* However beyond this point, amps may be powered down.
--
2.44.0
