ASoC: rt711-sdca: fix locking sequence
authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Mon, 25 Mar 2024 22:18:13 +0000 (17:18 -0500)
committerMark Brown <broonie@kernel.org>
Thu, 28 Mar 2024 19:31:08 +0000 (19:31 +0000)
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>
Link: https://msgid.link/r/20240325221817.206465-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/codecs/rt711-sdca-sdw.c

index 935e597022d3242187b378107e302a36bedd17f5..b8471b2d8f4f13398b7948eda6fd18f6972fd8bd 100644 (file)
@@ -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;
        }