1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2020 Linaro Ltd
10 #include <linux/powercap.h>
12 #define MAX_DTPM_DESCR 8
13 #define MAX_DTPM_CONSTRAINTS 1
16 struct powercap_zone zone;
18 struct list_head sibling;
19 struct list_head children;
29 u64 (*set_power_uw)(struct dtpm *, u64);
30 u64 (*get_power_uw)(struct dtpm *);
31 int (*update_power_uw)(struct dtpm *);
32 void (*release)(struct dtpm *);
35 typedef int (*dtpm_init_t)(void);
41 /* Init section thermal table */
42 extern struct dtpm_descr __dtpm_table[];
43 extern struct dtpm_descr __dtpm_table_end[];
45 #define DTPM_TABLE_ENTRY(name, __init) \
46 static struct dtpm_descr __dtpm_table_entry_##name \
47 __used __section("__dtpm_table") = { \
51 #define DTPM_DECLARE(name, init) DTPM_TABLE_ENTRY(name, init)
53 #define for_each_dtpm_table(__dtpm) \
54 for (__dtpm = __dtpm_table; \
55 __dtpm < __dtpm_table_end; \
58 static inline struct dtpm *to_dtpm(struct powercap_zone *zone)
60 return container_of(zone, struct dtpm, zone);
63 int dtpm_update_power(struct dtpm *dtpm);
65 int dtpm_release_zone(struct powercap_zone *pcz);
67 void dtpm_init(struct dtpm *dtpm, struct dtpm_ops *ops);
69 void dtpm_unregister(struct dtpm *dtpm);
71 int dtpm_register(const char *name, struct dtpm *dtpm, struct dtpm *parent);