1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _LINUX_THERMAL_H
3#define _LINUX_THERMAL_H
4
5#define THERMAL_NAME_LENGTH 20
6#define THERMAL_THRESHOLD_WAY_UP 0x1
7#define THERMAL_THRESHOLD_WAY_DOWN 0x2
8
9enum thermal_device_mode {
10 THERMAL_DEVICE_DISABLED = 0,
11 THERMAL_DEVICE_ENABLED,
12};
13
14enum thermal_trip_type {
15 THERMAL_TRIP_ACTIVE = 0,
16 THERMAL_TRIP_PASSIVE,
17 THERMAL_TRIP_HOT,
18 THERMAL_TRIP_CRITICAL,
19};
20
21/* Adding event notification support elements */
22#define THERMAL_GENL_FAMILY_NAME "thermal"
23#define THERMAL_GENL_VERSION 0x02
24#define THERMAL_GENL_SAMPLING_GROUP_NAME "sampling"
25#define THERMAL_GENL_EVENT_GROUP_NAME "event"
26
27/* Attributes of thermal_genl_family */
28enum thermal_genl_attr {
29 THERMAL_GENL_ATTR_UNSPEC,
30 THERMAL_GENL_ATTR_TZ,
31 THERMAL_GENL_ATTR_TZ_ID,
32 THERMAL_GENL_ATTR_TZ_TEMP,
33 THERMAL_GENL_ATTR_TZ_TRIP,
34 THERMAL_GENL_ATTR_TZ_TRIP_ID,
35 THERMAL_GENL_ATTR_TZ_TRIP_TYPE,
36 THERMAL_GENL_ATTR_TZ_TRIP_TEMP,
37 THERMAL_GENL_ATTR_TZ_TRIP_HYST,
38 THERMAL_GENL_ATTR_TZ_MODE,
39 THERMAL_GENL_ATTR_TZ_NAME,
40 THERMAL_GENL_ATTR_TZ_CDEV_WEIGHT,
41 THERMAL_GENL_ATTR_TZ_GOV,
42 THERMAL_GENL_ATTR_TZ_GOV_NAME,
43 THERMAL_GENL_ATTR_CDEV,
44 THERMAL_GENL_ATTR_CDEV_ID,
45 THERMAL_GENL_ATTR_CDEV_CUR_STATE,
46 THERMAL_GENL_ATTR_CDEV_MAX_STATE,
47 THERMAL_GENL_ATTR_CDEV_NAME,
48 THERMAL_GENL_ATTR_GOV_NAME,
49 THERMAL_GENL_ATTR_CPU_CAPABILITY,
50 THERMAL_GENL_ATTR_CPU_CAPABILITY_ID,
51 THERMAL_GENL_ATTR_CPU_CAPABILITY_PERFORMANCE,
52 THERMAL_GENL_ATTR_CPU_CAPABILITY_EFFICIENCY,
53 THERMAL_GENL_ATTR_THRESHOLD,
54 THERMAL_GENL_ATTR_THRESHOLD_TEMP,
55 THERMAL_GENL_ATTR_THRESHOLD_DIRECTION,
56 THERMAL_GENL_ATTR_TZ_PREV_TEMP,
57 __THERMAL_GENL_ATTR_MAX,
58};
59#define THERMAL_GENL_ATTR_MAX (__THERMAL_GENL_ATTR_MAX - 1)
60
61enum thermal_genl_sampling {
62 THERMAL_GENL_SAMPLING_TEMP,
63 __THERMAL_GENL_SAMPLING_MAX,
64};
65#define THERMAL_GENL_SAMPLING_MAX (__THERMAL_GENL_SAMPLING_MAX - 1)
66
67/* Events of thermal_genl_family */
68enum thermal_genl_event {
69 THERMAL_GENL_EVENT_UNSPEC,
70 THERMAL_GENL_EVENT_TZ_CREATE, /* Thermal zone creation */
71 THERMAL_GENL_EVENT_TZ_DELETE, /* Thermal zone deletion */
72 THERMAL_GENL_EVENT_TZ_DISABLE, /* Thermal zone disabled */
73 THERMAL_GENL_EVENT_TZ_ENABLE, /* Thermal zone enabled */
74 THERMAL_GENL_EVENT_TZ_TRIP_UP, /* Trip point crossed the way up */
75 THERMAL_GENL_EVENT_TZ_TRIP_DOWN, /* Trip point crossed the way down */
76 THERMAL_GENL_EVENT_TZ_TRIP_CHANGE, /* Trip point changed */
77 THERMAL_GENL_EVENT_TZ_TRIP_ADD, /* Trip point added */
78 THERMAL_GENL_EVENT_TZ_TRIP_DELETE, /* Trip point deleted */
79 THERMAL_GENL_EVENT_CDEV_ADD, /* Cdev bound to the thermal zone */
80 THERMAL_GENL_EVENT_CDEV_DELETE, /* Cdev unbound */
81 THERMAL_GENL_EVENT_CDEV_STATE_UPDATE, /* Cdev state updated */
82 THERMAL_GENL_EVENT_TZ_GOV_CHANGE, /* Governor policy changed */
83 THERMAL_GENL_EVENT_CPU_CAPABILITY_CHANGE, /* CPU capability changed */
84 THERMAL_GENL_EVENT_THRESHOLD_ADD, /* A thresold has been added */
85 THERMAL_GENL_EVENT_THRESHOLD_DELETE, /* A thresold has been deleted */
86 THERMAL_GENL_EVENT_THRESHOLD_FLUSH, /* All thresolds have been deleted */
87 THERMAL_GENL_EVENT_THRESHOLD_UP, /* A thresold has been crossed the way up */
88 THERMAL_GENL_EVENT_THRESHOLD_DOWN, /* A thresold has been crossed the way down */
89 __THERMAL_GENL_EVENT_MAX,
90};
91#define THERMAL_GENL_EVENT_MAX (__THERMAL_GENL_EVENT_MAX - 1)
92
93/* Commands supported by the thermal_genl_family */
94enum thermal_genl_cmd {
95 THERMAL_GENL_CMD_UNSPEC,
96 THERMAL_GENL_CMD_TZ_GET_ID, /* List of thermal zones id */
97 THERMAL_GENL_CMD_TZ_GET_TRIP, /* List of thermal trips */
98 THERMAL_GENL_CMD_TZ_GET_TEMP, /* Get the thermal zone temperature */
99 THERMAL_GENL_CMD_TZ_GET_GOV, /* Get the thermal zone governor */
100 THERMAL_GENL_CMD_TZ_GET_MODE, /* Get the thermal zone mode */
101 THERMAL_GENL_CMD_CDEV_GET, /* List of cdev id */
102 THERMAL_GENL_CMD_THRESHOLD_GET, /* List of thresholds */
103 THERMAL_GENL_CMD_THRESHOLD_ADD, /* Add a threshold */
104 THERMAL_GENL_CMD_THRESHOLD_DELETE, /* Delete a threshold */
105 THERMAL_GENL_CMD_THRESHOLD_FLUSH, /* Flush all the thresholds */
106 __THERMAL_GENL_CMD_MAX,
107};
108#define THERMAL_GENL_CMD_MAX (__THERMAL_GENL_CMD_MAX - 1)
109
110#endif /* _LINUX_THERMAL_H */