Commit b7365587 authored by Chanwoo Choi's avatar Chanwoo Choi
Browse files

extcon: Remove unneeded extern keyword from extcon.h 



'extern' keyword is unneeded in extcon.h because public header file
of extcon defines the function prototype.

Signed-off-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
parent 2ddf50a7

include/linux/extcon.h

+15 −15
Original line number Diff line number Diff line
@@ -170,7 +170,7 @@ struct extcon_dev; 
 * Following APIs get the connected state of each external connector.

 * The 'id' argument indicates the defined external connector.

 */

extern int extcon_get_state(struct extcon_dev *edev, unsigned int id);

int extcon_get_state(struct extcon_dev *edev, unsigned int id);



/*

 * Following APIs get the property of each external connector.
@@ -181,10 +181,10 @@ extern int extcon_get_state(struct extcon_dev *edev, unsigned int id); 
 * for each external connector. They are used to get the capability of the

 * property of each external connector based on the id and property.

 */

extern int extcon_get_property(struct extcon_dev *edev, unsigned int id,

int extcon_get_property(struct extcon_dev *edev, unsigned int id,

				unsigned int prop,

				union extcon_property_value *prop_val);

extern int extcon_get_property_capability(struct extcon_dev *edev,

int extcon_get_property_capability(struct extcon_dev *edev,

				unsigned int id, unsigned int prop);



/*
@@ -196,38 +196,38 @@ extern int extcon_get_property_capability(struct extcon_dev *edev, 
 * extcon_register_notifier_all(*edev, *nb) : Register a notifier block

 *			for all supported external connectors of the extcon.

 */

extern int extcon_register_notifier(struct extcon_dev *edev, unsigned int id,

int extcon_register_notifier(struct extcon_dev *edev, unsigned int id,

				struct notifier_block *nb);

extern int extcon_unregister_notifier(struct extcon_dev *edev, unsigned int id,

int extcon_unregister_notifier(struct extcon_dev *edev, unsigned int id,

				struct notifier_block *nb);

extern int devm_extcon_register_notifier(struct device *dev,

int devm_extcon_register_notifier(struct device *dev,

				struct extcon_dev *edev, unsigned int id,

				struct notifier_block *nb);

extern void devm_extcon_unregister_notifier(struct device *dev,

void devm_extcon_unregister_notifier(struct device *dev,

				struct extcon_dev *edev, unsigned int id,

				struct notifier_block *nb);



extern int extcon_register_notifier_all(struct extcon_dev *edev,

int extcon_register_notifier_all(struct extcon_dev *edev,

				struct notifier_block *nb);

extern int extcon_unregister_notifier_all(struct extcon_dev *edev,

int extcon_unregister_notifier_all(struct extcon_dev *edev,

				struct notifier_block *nb);

extern int devm_extcon_register_notifier_all(struct device *dev,

int devm_extcon_register_notifier_all(struct device *dev,

				struct extcon_dev *edev,

				struct notifier_block *nb);

extern void devm_extcon_unregister_notifier_all(struct device *dev,

void devm_extcon_unregister_notifier_all(struct device *dev,

				struct extcon_dev *edev,

				struct notifier_block *nb);



/*

 * Following APIs get the extcon_dev from devicetree or by through extcon name.

 */

extern struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name);

extern struct extcon_dev *extcon_find_edev_by_node(struct device_node *node);

extern struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev,

struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name);

struct extcon_dev *extcon_find_edev_by_node(struct device_node *node);

struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev,

						     int index);



/* Following API get the name of extcon device. */

extern const char *extcon_get_edev_name(struct extcon_dev *edev);

const char *extcon_get_edev_name(struct extcon_dev *edev);



#else /* CONFIG_EXTCON */

static inline int extcon_get_state(struct extcon_dev *edev, unsigned int id)