[PATCH v4 29/29] ASoC: codecs: rt722: Use guard() for mutex locks

From: bui duc phuc <[email protected]>

Clean up the code using guard() for mutex locks.
Merely code refactoring, and no behavior change.

Signed-off-by: bui duc phuc <[email protected]>
---
 sound/soc/codecs/rt722-sdca-sdw.c | 29 ++++++++++++++++-------------
 sound/soc/codecs/rt722-sdca.c     |  4 ++--
 2 files changed, 18 insertions(+), 15 deletions(-)

diff --git a/sound/soc/codecs/rt722-sdca-sdw.c b/sound/soc/codecs/rt722-sdca-sdw.c
index d2db33b4f684..05e8e23f1f43 100644
--- a/sound/soc/codecs/rt722-sdca-sdw.c
+++ b/sound/soc/codecs/rt722-sdca-sdw.c
@@ -6,6 +6,7 @@
 //
 //
 
+#include <linux/cleanup.h>
 #include <linux/delay.h>
 #include <linux/device.h>
 #include <linux/module.h>
@@ -513,13 +514,13 @@ static int rt722_sdca_dev_system_suspend(struct device *dev)
 	 * deferred work completes and before the parent disables
 	 * interrupts on the link
 	 */
-	mutex_lock(&rt722_sdca->disable_irq_lock);
-	rt722_sdca->disable_irq = true;
-	ret1 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK1,
-				SDW_SCP_SDCA_INTMASK_SDCA_0, 0);
-	ret2 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK2,
-				SDW_SCP_SDCA_INTMASK_SDCA_8, 0);
-	mutex_unlock(&rt722_sdca->disable_irq_lock);
+	scoped_guard(mutex, &rt722_sdca->disable_irq_lock) {
+		rt722_sdca->disable_irq = true;
+		ret1 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK1,
+					SDW_SCP_SDCA_INTMASK_SDCA_0, 0);
+		ret2 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK2,
+					SDW_SCP_SDCA_INTMASK_SDCA_8, 0);
+	}
 
 	if (ret1 < 0 || ret2 < 0) {
 		/* log but don't prevent suspend from happening */
@@ -541,13 +542,15 @@ static int rt722_sdca_dev_resume(struct device *dev)
 		return 0;
 
 	if (!slave->unattach_request) {
-		mutex_lock(&rt722->disable_irq_lock);
-		if (rt722->disable_irq == true) {
-			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);
-			rt722->disable_irq = false;
+		scoped_guard(mutex, &rt722->disable_irq_lock) {
+			if (rt722->disable_irq) {
+				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);
+				rt722->disable_irq = false;
+			}
 		}
-		mutex_unlock(&rt722->disable_irq_lock);
 	}
 
 	ret = sdw_slave_wait_for_init(slave, RT722_PROBE_TIMEOUT);
diff --git a/sound/soc/codecs/rt722-sdca.c b/sound/soc/codecs/rt722-sdca.c
index 1b6729f363fc..decf9407ab6d 100644
--- a/sound/soc/codecs/rt722-sdca.c
+++ b/sound/soc/codecs/rt722-sdca.c
@@ -6,6 +6,7 @@
 //
 //
 
+#include <linux/cleanup.h>
 #include <linux/bitops.h>
 #include <linux/delay.h>
 #include <linux/dmi.h>
@@ -294,7 +295,7 @@ static void rt722_sdca_btn_check_handler(struct work_struct *work)
 
 static void rt722_sdca_jack_init(struct rt722_sdca_priv *rt722)
 {
-	mutex_lock(&rt722->calibrate_mutex);
+	guard(mutex)(&rt722->calibrate_mutex);
 	if (rt722->hs_jack) {
 		/* set SCP_SDCA_IntMask1[0]=1 */
 		sdw_write_no_pm(rt722->slave, SDW_SCP_SDCA_INTMASK1,
@@ -317,7 +318,6 @@ static void rt722_sdca_jack_init(struct rt722_sdca_priv *rt722)
 		rt722_sdca_index_update_bits(rt722, RT722_VENDOR_HDA_CTL,
 			RT722_GE_RELATED_CTL2, 0x4000, 0x4000);
 	}
-	mutex_unlock(&rt722->calibrate_mutex);
 }
 
 static int rt722_sdca_set_jack_detect(struct snd_soc_component *component,
-- 
2.43.0