Merge remote-tracking branch 'regulator/for-5.12' into regulator-next

1 files changed, 11 insertions, 7 deletions

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 67a768fe5b2a..16114aea099a 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1617,7 +1617,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 					  const char *supply_name)
 {
 	struct regulator *regulator;
-	int err;
+	int err = 0;
 
 	if (dev) {
 		char buf[REG_STR_SIZE];
@@ -1663,8 +1663,8 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
 		}
 	}
 
-	regulator->debugfs = debugfs_create_dir(supply_name,
-						rdev->debugfs);
+	if (err != -EEXIST)
+		regulator->debugfs = debugfs_create_dir(supply_name, rdev->debugfs);
 	if (!regulator->debugfs) {
 		rdev_dbg(rdev, "Failed to create debugfs directory\n");
 	} else {
@@ -2042,7 +2042,7 @@ struct regulator *_regulator_get(struct device *dev, const char *id,
  * Returns a struct regulator corresponding to the regulator producer,
  * or IS_ERR() condition containing errno.
  *
- * Use of supply names configured via regulator_set_device_supply() is
+ * Use of supply names configured via set_consumer_device_supply() is
  * strongly encouraged.  It is recommended that the supply name used
  * should match the name used for the supply and/or the relevant
  * device pins in the datasheet.
@@ -2069,7 +2069,7 @@ EXPORT_SYMBOL_GPL(regulator_get);
  * regulator off for correct operation of the hardware they are
  * controlling.
  *
- * Use of supply names configured via regulator_set_device_supply() is
+ * Use of supply names configured via set_consumer_device_supply() is
  * strongly encouraged.  It is recommended that the supply name used
  * should match the name used for the supply and/or the relevant
  * device pins in the datasheet.
@@ -2095,7 +2095,7 @@ EXPORT_SYMBOL_GPL(regulator_get_exclusive);
  * disrupting the operation of drivers that can handle absent
  * supplies.
  *
- * Use of supply names configured via regulator_set_device_supply() is
+ * Use of supply names configured via set_consumer_device_supply() is
  * strongly encouraged.  It is recommended that the supply name used
  * should match the name used for the supply and/or the relevant
  * device pins in the datasheet.
@@ -4153,7 +4153,11 @@ int regulator_sync_voltage(struct regulator *regulator)
 	if (ret < 0)
 		goto out;
 
-	ret = _regulator_do_set_voltage(rdev, min_uV, max_uV);
+	/* balance only, if regulator is coupled */
+	if (rdev->coupling_desc.n_coupled > 1)
+		ret = regulator_balance_voltage(rdev, PM_SUSPEND_ON);
+	else
+		ret = _regulator_do_set_voltage(rdev, min_uV, max_uV);
 
 out:
 	regulator_unlock(rdev);