This is a note to let you know that I've just added the patch titled
ASoC: rt711-sdw: fix locking sequence
to the 6.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-rt711-sdw-fix-locking-sequence.patch
and it can be found in the queue-6.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 91ee9029a90293b2c8342394c22f12d2c5c13341
Author: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Date: Mon Mar 25 17:18:14 2024 -0500
ASoC: rt711-sdw: fix locking sequence
[ Upstream commit aae86cfd8790bcc7693a5a0894df58de5cb5128c ]
The disable_irq_lock protects the 'disable_irq' value, we need to lock
before testing it.
Fixes: b69de265bd0e ("ASoC: rt711: fix for JD event handling in ClockStop Mode0")
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
Reviewed-by: Chao Song <chao.song@xxxxxxxxxxxxxxx>
Link: https://msgid.link/r/20240325221817.206465-4-pierre-louis.bossart@xxxxxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/codecs/rt711-sdw.c b/sound/soc/codecs/rt711-sdw.c
index 3f5773310ae8c..988451f24a756 100644
--- a/sound/soc/codecs/rt711-sdw.c
+++ b/sound/soc/codecs/rt711-sdw.c
@@ -536,12 +536,12 @@ static int __maybe_unused rt711_dev_resume(struct device *dev)
return 0;
if (!slave->unattach_request) {
+ mutex_lock(&rt711->disable_irq_lock);
if (rt711->disable_irq == true) {
- mutex_lock(&rt711->disable_irq_lock);
sdw_write_no_pm(slave, SDW_SCP_INTMASK1, SDW_SCP_INT1_IMPL_DEF);
rt711->disable_irq = false;
- mutex_unlock(&rt711->disable_irq_lock);
}
+ mutex_unlock(&rt711->disable_irq_lock);
goto regmap_sync;
}
