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-rw-r--r--drivers/regulator/core.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index fda44009024..7341c97cd91 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1012,10 +1012,12 @@ static int _regulator_enable(struct regulator_dev *rdev)
* regulator_enable - enable regulator output
* @regulator: regulator source
*
- * Enable the regulator output at the predefined voltage or current value.
+ * Request that the regulator be enabled with the regulator output at
+ * the predefined voltage or current value. Calls to regulator_enable()
+ * must be balanced with calls to regulator_disable().
+ *
* NOTE: the output value can be set by other drivers, boot loader or may be
- * hardwired in the regulator. Calls to regulator_enable() must be balanced
- * with calls to regulator_disable().
+ * hardwired in the regulator.
*/
int regulator_enable(struct regulator *regulator)
{
@@ -1073,11 +1075,13 @@ static int _regulator_disable(struct regulator_dev *rdev)
* regulator_disable - disable regulator output
* @regulator: regulator source
*
- * Disable the regulator output voltage or current.
+ * Disable the regulator output voltage or current. Calls to
+ * regulator_enable() must be balanced with calls to
+ * regulator_disable().
*
* NOTE: this will only disable the regulator output if no other consumer
- * devices have it enabled. Calls to regulator_enable() must be balanced with
- * calls to regulator_disable().
+ * devices have it enabled, the regulator device supports disabling and
+ * machine constraints permit this operation.
*/
int regulator_disable(struct regulator *regulator)
{
@@ -1936,7 +1940,7 @@ void regulator_unregister(struct regulator_dev *rdev)
EXPORT_SYMBOL_GPL(regulator_unregister);
/**
- * regulator_suspend_prepare: prepare regulators for system wide suspend
+ * regulator_suspend_prepare - prepare regulators for system wide suspend
* @state: system suspend state
*
* Configure each regulator with it's suspend operating parameters for state.