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Commit 707d7550 authored by Chanwoo Choi's avatar Chanwoo Choi
Browse files

extcon: Add extcon_get_edev_name() API to get the extcon device name 



This patch adds the extcon_get_edev_name() API to get the name of extcon device
because all information inclued in the structure extcon_dev should be accessed
by extcon core API instead of directly accessing the data.

Signed-off-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
parent 71c3ffa5

drivers/extcon/extcon.c

+9 −0
Original line number Diff line number Diff line
@@ -1046,6 +1046,15 @@ struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev, int index) 
#endif /* CONFIG_OF */

EXPORT_SYMBOL_GPL(extcon_get_edev_by_phandle);



/**

 * extcon_get_edev_name() - Get the name of the extcon device.

 * @edev:	the extcon device

 */

const char *extcon_get_edev_name(struct extcon_dev *edev)

{

	return !edev ? NULL : edev->name;

}



static int __init extcon_class_init(void)

{

	return create_extcon_class();

include/linux/extcon.h

+4 −0
Original line number Diff line number Diff line
@@ -259,6 +259,10 @@ extern int extcon_unregister_notifier(struct extcon_dev *edev, 
 * This function use phandle of devicetree to get extcon device directly.

 */

extern struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev, int index);



/* Following API to get information of extcon device */

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



#else /* CONFIG_EXTCON */

static inline int extcon_dev_register(struct extcon_dev *edev)

{