/*
 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef __QCOM_GDSC_H__
#define __QCOM_GDSC_H__

#include <linux/err.h>
#include <linux/pm_domain.h>

struct regmap;

/**
 * struct gdsc - Globally Distributed Switch Controller
 * @pd: generic power domain
 * @regmap: regmap for MMIO accesses
 * @gdscr: gsdc control register
 */
struct gdsc {
	struct generic_pm_domain	pd;
	struct regmap			*regmap;
	unsigned int			gdscr;
};

#ifdef CONFIG_QCOM_GDSC
int gdsc_register(struct device *, struct gdsc **, size_t n, struct regmap *);
void gdsc_unregister(struct device *);
#else
static inline int gdsc_register(struct device *d, struct gdsc **g, size_t n,
				struct regmap *r)
{
	return -ENOSYS;
}

static inline void gdsc_unregister(struct device *d) {};
#endif /* CONFIG_QCOM_GDSC */
#endif /* __QCOM_GDSC_H__ */