regulator: provide rdev_get_regmap()

Provide a helper allowing to access regulator's regmap.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 3f9d81b..430a73d 100644 (file)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -5251,6 +5251,12 @@ struct device *rdev_get_dev(struct regulator_dev *rdev)
 }
 EXPORT_SYMBOL_GPL(rdev_get_dev);
 
+struct regmap *rdev_get_regmap(struct regulator_dev *rdev)
+{
+       return rdev->regmap;
+}
+EXPORT_SYMBOL_GPL(rdev_get_regmap);
+
 void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data)
 {
        return reg_init_data->driver_data;

diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index 389bcaf..795b38a 100644 (file)
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -503,6 +503,7 @@ int regulator_notifier_call_chain(struct regulator_dev *rdev,
 
 void *rdev_get_drvdata(struct regulator_dev *rdev);
 struct device *rdev_get_dev(struct regulator_dev *rdev);
+struct regmap *rdev_get_regmap(struct regulator_dev *rdev);
 int rdev_get_id(struct regulator_dev *rdev);
 
 int regulator_mode_to_status(unsigned int);