mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 04:17:58 +07:00
55716d2643
Based on 1 normalized pattern(s): this file is released under the gplv2 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 68 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531190114.292346262@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* pm_clock.h - Definitions and headers related to device clocks.
|
|
*
|
|
* Copyright (C) 2011 Rafael J. Wysocki <rjw@sisk.pl>, Renesas Electronics Corp.
|
|
*/
|
|
|
|
#ifndef _LINUX_PM_CLOCK_H
|
|
#define _LINUX_PM_CLOCK_H
|
|
|
|
#include <linux/device.h>
|
|
#include <linux/notifier.h>
|
|
|
|
struct pm_clk_notifier_block {
|
|
struct notifier_block nb;
|
|
struct dev_pm_domain *pm_domain;
|
|
char *con_ids[];
|
|
};
|
|
|
|
struct clk;
|
|
|
|
#ifdef CONFIG_PM
|
|
extern int pm_clk_runtime_suspend(struct device *dev);
|
|
extern int pm_clk_runtime_resume(struct device *dev);
|
|
#define USE_PM_CLK_RUNTIME_OPS \
|
|
.runtime_suspend = pm_clk_runtime_suspend, \
|
|
.runtime_resume = pm_clk_runtime_resume,
|
|
#else
|
|
#define USE_PM_CLK_RUNTIME_OPS
|
|
#endif
|
|
|
|
#ifdef CONFIG_PM_CLK
|
|
static inline bool pm_clk_no_clocks(struct device *dev)
|
|
{
|
|
return dev && dev->power.subsys_data
|
|
&& list_empty(&dev->power.subsys_data->clock_list);
|
|
}
|
|
|
|
extern void pm_clk_init(struct device *dev);
|
|
extern int pm_clk_create(struct device *dev);
|
|
extern void pm_clk_destroy(struct device *dev);
|
|
extern int pm_clk_add(struct device *dev, const char *con_id);
|
|
extern int pm_clk_add_clk(struct device *dev, struct clk *clk);
|
|
extern int of_pm_clk_add_clk(struct device *dev, const char *name);
|
|
extern int of_pm_clk_add_clks(struct device *dev);
|
|
extern void pm_clk_remove(struct device *dev, const char *con_id);
|
|
extern void pm_clk_remove_clk(struct device *dev, struct clk *clk);
|
|
extern int pm_clk_suspend(struct device *dev);
|
|
extern int pm_clk_resume(struct device *dev);
|
|
#else
|
|
static inline bool pm_clk_no_clocks(struct device *dev)
|
|
{
|
|
return true;
|
|
}
|
|
static inline void pm_clk_init(struct device *dev)
|
|
{
|
|
}
|
|
static inline int pm_clk_create(struct device *dev)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
static inline void pm_clk_destroy(struct device *dev)
|
|
{
|
|
}
|
|
static inline int pm_clk_add(struct device *dev, const char *con_id)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static inline int pm_clk_add_clk(struct device *dev, struct clk *clk)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
static inline int of_pm_clk_add_clks(struct device *dev)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
static inline void pm_clk_remove(struct device *dev, const char *con_id)
|
|
{
|
|
}
|
|
#define pm_clk_suspend NULL
|
|
#define pm_clk_resume NULL
|
|
static inline void pm_clk_remove_clk(struct device *dev, struct clk *clk)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_HAVE_CLK
|
|
extern void pm_clk_add_notifier(struct bus_type *bus,
|
|
struct pm_clk_notifier_block *clknb);
|
|
#else
|
|
static inline void pm_clk_add_notifier(struct bus_type *bus,
|
|
struct pm_clk_notifier_block *clknb)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#endif
|