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| author | Gergo Koteles <soyer@irl.hu> | 2024-03-08 20:41:41 +0300 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2024-03-27 01:17:20 +0300 |
| commit | dd68ea813d0a996e73bce4c7ca15c5f078659bee (patch) | |
| tree | bf51d7012b066f653f43d453f10cfa673cc01a92 /sound | |
| parent | 63cca9c8a01d4814c9ef3fe03ada5a90b38ffd60 (diff) | |
| download | linux-dd68ea813d0a996e73bce4c7ca15c5f078659bee.tar.xz | |
ALSA: hda/tas2781: add lock to system_suspend
[ Upstream commit c58e6ed55a1bb9811d6d936d001b068bb0419467 ]
Add the missing lock around tasdevice_tuning_switch().
Fixes: 5be27f1e3ec9 ("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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/tas2781_hda_i2c.c | 4 |
1 files changed, 4 insertions, 0 deletions
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. |