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ALSA: hda/tas2781: add lock to system_suspend

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Add the missing lock around tasdevice_tuning_switch().

Fixes: 5be27f1e3e ("ALSA: hda/tas2781: Add tas2781 HDA driver")
Signed-off-by: Gergo Koteles <soyer@irl.hu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Message-ID: <c666da13d4bc48cd1ab1357479e0c6096541372c.1709918447.git.soyer@irl.hu>
This commit is contained in:
Gergo Koteles 2024-03-08 18:41:41 +01:00 committed by Takashi Iwai
parent c850c9121c
commit c58e6ed55a
1 changed files with 4 additions and 0 deletions
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4
sound/pci/hda/tas2781_hda_i2c.c
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@ -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.