mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
1.5 KiB
73 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
|
/* |
|
* Copyright (C) 2020 Linaro Ltd |
|
* |
|
* Author: Daniel Lezcano <[email protected]> |
|
*/ |
|
#ifndef ___DTPM_H__ |
|
#define ___DTPM_H__ |
|
|
|
#include <linux/powercap.h> |
|
|
|
#define MAX_DTPM_DESCR 8 |
|
#define MAX_DTPM_CONSTRAINTS 1 |
|
|
|
struct dtpm { |
|
struct powercap_zone zone; |
|
struct dtpm *parent; |
|
struct list_head sibling; |
|
struct list_head children; |
|
struct dtpm_ops *ops; |
|
unsigned long flags; |
|
u64 power_limit; |
|
u64 power_max; |
|
u64 power_min; |
|
int weight; |
|
}; |
|
|
|
struct dtpm_ops { |
|
u64 (*set_power_uw)(struct dtpm *, u64); |
|
u64 (*get_power_uw)(struct dtpm *); |
|
int (*update_power_uw)(struct dtpm *); |
|
void (*release)(struct dtpm *); |
|
}; |
|
|
|
struct device_node; |
|
|
|
struct dtpm_subsys_ops { |
|
const char *name; |
|
int (*init)(void); |
|
void (*exit)(void); |
|
int (*setup)(struct dtpm *, struct device_node *); |
|
}; |
|
|
|
enum DTPM_NODE_TYPE { |
|
DTPM_NODE_VIRTUAL = 0, |
|
DTPM_NODE_DT, |
|
}; |
|
|
|
struct dtpm_node { |
|
enum DTPM_NODE_TYPE type; |
|
const char *name; |
|
struct dtpm_node *parent; |
|
}; |
|
|
|
static inline struct dtpm *to_dtpm(struct powercap_zone *zone) |
|
{ |
|
return container_of(zone, struct dtpm, zone); |
|
} |
|
|
|
int dtpm_update_power(struct dtpm *dtpm); |
|
|
|
int dtpm_release_zone(struct powercap_zone *pcz); |
|
|
|
void dtpm_init(struct dtpm *dtpm, struct dtpm_ops *ops); |
|
|
|
void dtpm_unregister(struct dtpm *dtpm); |
|
|
|
int dtpm_register(const char *name, struct dtpm *dtpm, struct dtpm *parent); |
|
|
|
int dtpm_create_hierarchy(struct of_device_id *dtpm_match_table); |
|
|
|
void dtpm_destroy_hierarchy(void); |
|
#endif
|
|
|