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Commit 37648064 authored by Charles Keepax's avatar Charles Keepax Committed by Mark Brown
Browse files

regulator: core: Add helper to put of_nodes from matches 



As of_regulator_match will take an of_node reference to each matched
regulator, it makes sense to provide a helper to put all those
references. This patch does that.

Signed-off-by: default avatarCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent bd0dda74

drivers/regulator/of_regulator.c

+21 −0
Original line number Diff line number Diff line
@@ -172,3 +172,24 @@ int of_regulator_match(struct device *dev, struct device_node *node, 
	return count;

}

EXPORT_SYMBOL_GPL(of_regulator_match);



/**

 * of_regulator_put_match - put the of_node references from an

 *                          of_regulator_match structure

 * @matches: match table for the regulators

 * @num_matches: number of entries in match table

 *

 * This function goes through a match table and calls of_node_put on each

 * of_node.

 */

int of_regulator_put_match(struct of_regulator_match *matches,

			   unsigned int num_matches)

{

	int i;



	for (i = 0; i < num_matches; i++)

		of_node_put(matches[i].of_node);



	return 0;

}

EXPORT_SYMBOL_GPL(of_regulator_put_match);

include/linux/regulator/of_regulator.h

+7 −0
Original line number Diff line number Diff line
@@ -20,6 +20,8 @@ extern struct regulator_init_data 
extern int of_regulator_match(struct device *dev, struct device_node *node,

			      struct of_regulator_match *matches,

			      unsigned int num_matches);

extern int of_regulator_put_match(struct of_regulator_match *matches,

				  unsigned int num_matches);

#else

static inline struct regulator_init_data

	*of_get_regulator_init_data(struct device *dev,
@@ -35,6 +37,11 @@ static inline int of_regulator_match(struct device *dev, 
{

	return 0;

}

static inline int of_regulator_put_match(struct of_regulator_match *matches,

					 unsigned int num_matches);

{

	return 0;

}

#endif /* CONFIG_OF */



#endif /* __LINUX_OF_REG_H */