OpenCloudOS-Kernel/drivers/clk/qcom/gdsc.h

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/*
* 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__ */