1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
// SPDX-License-Identifier: LGPL-2.1+
// Copyright (C) 2022, Linaro Ltd - Daniel Lezcano <daniel.lezcano@linaro.org>
#include <stdio.h>
#include <thermal.h>
#include "thermal_nl.h"
int for_each_thermal_cdev(struct thermal_cdev *cdev, cb_tc_t cb, void *arg)
{
int i, ret = 0;
if (!cdev)
return 0;
for (i = 0; cdev[i].id != -1; i++)
ret |= cb(&cdev[i], arg);
return ret;
}
int for_each_thermal_trip(struct thermal_trip *tt, cb_tt_t cb, void *arg)
{
int i, ret = 0;
if (!tt)
return 0;
for (i = 0; tt[i].id != -1; i++)
ret |= cb(&tt[i], arg);
return ret;
}
int for_each_thermal_zone(struct thermal_zone *tz, cb_tz_t cb, void *arg)
{
int i, ret = 0;
if (!tz)
return 0;
for (i = 0; tz[i].id != -1; i++)
ret |= cb(&tz[i], arg);
return ret;
}
struct thermal_zone *thermal_zone_find_by_name(struct thermal_zone *tz,
const char *name)
{
int i;
if (!tz || !name)
return NULL;
for (i = 0; tz[i].id != -1; i++) {
if (!strcmp(tz[i].name, name))
return &tz[i];
}
return NULL;
}
struct thermal_zone *thermal_zone_find_by_id(struct thermal_zone *tz, int id)
{
int i;
if (!tz || id < 0)
return NULL;
for (i = 0; tz[i].id != -1; i++) {
if (tz[i].id == id)
return &tz[i];
}
return NULL;
}
static int __thermal_zone_discover(struct thermal_zone *tz, void *th)
{
if (thermal_cmd_get_trip(th, tz) < 0)
return -1;
if (thermal_cmd_get_governor(th, tz))
return -1;
return 0;
}
struct thermal_zone *thermal_zone_discover(struct thermal_handler *th)
{
struct thermal_zone *tz;
if (thermal_cmd_get_tz(th, &tz) < 0)
return NULL;
if (for_each_thermal_zone(tz, __thermal_zone_discover, th))
return NULL;
return tz;
}
void thermal_exit(struct thermal_handler *th)
{
thermal_cmd_exit(th);
thermal_events_exit(th);
thermal_sampling_exit(th);
free(th);
}
struct thermal_handler *thermal_init(struct thermal_ops *ops)
{
struct thermal_handler *th;
th = malloc(sizeof(*th));
if (!th)
return NULL;
th->ops = ops;
if (thermal_events_init(th))
goto out_free;
if (thermal_sampling_init(th))
goto out_free;
if (thermal_cmd_init(th))
goto out_free;
return th;
out_free:
free(th);
return NULL;
}
|
