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[2/6] ASoC: rt711-sdca: fix locking sequence

Message ID 20240325221817.206465-3-pierre-louis.bossart@linux.intel.com
State Accepted
Commit ee287771644394d071e6a331951ee8079b64f9a7
Headers show
Series ASoC: rt-sdw: fix locking and improve error logs | expand

Commit Message

Pierre-Louis Bossart March 25, 2024, 10:18 p.m. UTC 
The disable_irq_lock protects the 'disable_irq' value, we need to lock
before testing it.

Fixes: 23adeb7056ac ("ASoC: rt711-sdca: fix for JD event handling in ClockStop Mode0")
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Chao Song <chao.song@linux.intel.com>
---
 sound/soc/codecs/rt711-sdca-sdw.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/soc/codecs/rt711-sdca-sdw.c b/sound/soc/codecs/rt711-sdca-sdw.c
index 935e597022d3..b8471b2d8f4f 100644
--- a/sound/soc/codecs/rt711-sdca-sdw.c
+++ b/sound/soc/codecs/rt711-sdca-sdw.c
@@ -438,13 +438,13 @@  static int __maybe_unused rt711_sdca_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_SDCA_INTMASK1, SDW_SCP_SDCA_INTMASK_SDCA_0);
 			sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK2, SDW_SCP_SDCA_INTMASK_SDCA_8);
 			rt711->disable_irq = false;
-			mutex_unlock(&rt711->disable_irq_lock);
 		}
+		mutex_unlock(&rt711->disable_irq_lock);
 		goto regmap_sync;
 	}