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regulator: core: Provide managed regulator registration

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Many regulator drivers have a remove function that consists solely of
calling regulator_unregister() so provide a devm_regulator_register()
in order to allow this repeated code to be removed and help eliminate
error handling code.

Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Mark Brown
2013-08-31 11:58:26 +01:00
parent 41c7a879d1
commit b33e46bcdc
3 changed files with 72 additions and 0 deletions
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5
include/linux/regulator/driver.h
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@@ -334,7 +334,12 @@ struct regulator_dev {
struct regulator_dev *
regulator_register(const struct regulator_desc *regulator_desc,
const struct regulator_config *config);
struct regulator_dev *
devm_regulator_register(struct device *dev,
const struct regulator_desc *regulator_desc,
const struct regulator_config *config);
void regulator_unregister(struct regulator_dev *rdev);
void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev);
int regulator_notifier_call_chain(struct regulator_dev *rdev,
unsigned long event, void *data);