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Commit 8d7d3972 authored by Tuomas Tynkkynen's avatar Tuomas Tynkkynen Committed by Mark Brown
Browse files

regmap: Add regmap_get_device 



Add a new function regmap_get_device to obtain the underlying struct
device from a regmap.

Signed-off-by: default avatarTuomas Tynkkynen <ttynkkynen@nvidia.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 7171511e

drivers/base/regmap/regmap.c

+12 −0
Original line number Diff line number Diff line
@@ -1073,6 +1073,18 @@ struct regmap *dev_get_regmap(struct device *dev, const char *name) 
}

EXPORT_SYMBOL_GPL(dev_get_regmap);



/**

 * regmap_get_device(): Obtain the device from a regmap

 *

 * @map: Register map to operate on.

 *

 * Returns the underlying device that the regmap has been created for.

 */

struct device *regmap_get_device(struct regmap *map)

{

	return map->dev;

}



static int _regmap_select_page(struct regmap *map, unsigned int *reg,

			       struct regmap_range_node *range,

			       unsigned int val_num)

include/linux/regmap.h

+7 −0
Original line number Diff line number Diff line
@@ -396,6 +396,7 @@ void regmap_exit(struct regmap *map); 
int regmap_reinit_cache(struct regmap *map,

			const struct regmap_config *config);

struct regmap *dev_get_regmap(struct device *dev, const char *name);

struct device *regmap_get_device(struct regmap *map);

int regmap_write(struct regmap *map, unsigned int reg, unsigned int val);

int regmap_write_async(struct regmap *map, unsigned int reg, unsigned int val);

int regmap_raw_write(struct regmap *map, unsigned int reg,
@@ -729,6 +730,12 @@ static inline struct regmap *dev_get_regmap(struct device *dev, 
	return NULL;

}



static inline struct device *regmap_get_device(struct regmap *map)

{

	WARN_ONCE(1, "regmap API is disabled");

	return -EINVAL;

}



#endif



#endif