[linux-2.6-block.git] / include / linux / extcon / of_extcon.h

/*
 * OF helpers for External connector (extcon) framework
 *
 * Copyright (C) 2013 Texas Instruments, Inc.
 * Kishon Vijay Abraham I <kishon@ti.com>
 *
 * Copyright (C) 2013 Samsung Electronics
 * Chanwoo Choi <cw00.choi@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef __LINUX_OF_EXTCON_H
#define __LINUX_OF_EXTCON_H

#include <linux/err.h>

#if IS_ENABLED(CONFIG_OF_EXTCON)
extern struct extcon_dev
	*of_extcon_get_extcon_dev(struct device *dev, int index);
#else
static inline struct extcon_dev
	*of_extcon_get_extcon_dev(struct device *dev, int index)
{
	return ERR_PTR(-ENOSYS);
}
#endif /* CONFIG_OF_EXTCON */
#endif /* __LINUX_OF_EXTCON_H */
Commit	Line	Data
6eee5b3b KVA	1	/*
	2	* OF helpers for External connector (extcon) framework
	3	*
	4	* Copyright (C) 2013 Texas Instruments, Inc.
	5	* Kishon Vijay Abraham I <kishon@ti.com>
	6	*
	7	* Copyright (C) 2013 Samsung Electronics
	8	* Chanwoo Choi <cw00.choi@samsung.com>
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License as published by
	12	* the Free Software Foundation; either version 2 of the License, or
	13	* (at your option) any later version.
	14	*/
	15
	16	#ifndef __LINUX_OF_EXTCON_H
	17	#define __LINUX_OF_EXTCON_H
	18
	19	#include <linux/err.h>
	20
	21	#if IS_ENABLED(CONFIG_OF_EXTCON)
	22	extern struct extcon_dev
	23	of_extcon_get_extcon_dev(struct device dev, int index);
	24	#else
	25	static inline struct extcon_dev
	26	of_extcon_get_extcon_dev(struct device dev, int index)
	27	{
	28	return ERR_PTR(-ENOSYS);
	29	}
	30	#endif /* CONFIG_OF_EXTCON */
	31	#endif /* __LINUX_OF_EXTCON_H */