1#ifndef __NVBIOS_THERM_H__
2#define __NVBIOS_THERM_H__
3struct nvbios_therm_threshold {
4 u8 temp;
5 u8 hysteresis;
6};
7
8struct nvbios_therm_sensor {
9
10 s16 slope_mult;
11 s16 slope_div;
12 s16 offset_num;
13 s16 offset_den;
14 s8 offset_constant;
15
16
17 struct nvbios_therm_threshold thrs_fan_boost;
18 struct nvbios_therm_threshold thrs_down_clock;
19 struct nvbios_therm_threshold thrs_critical;
20 struct nvbios_therm_threshold thrs_shutdown;
21};
22
23enum nvbios_therm_fan_type {
24 NVBIOS_THERM_FAN_UNK = 0,
25 NVBIOS_THERM_FAN_TOGGLE = 1,
26 NVBIOS_THERM_FAN_PWM = 2,
27};
28
29
30#define NVKM_TEMP_FAN_TRIP_MAX 10
31struct nvbios_therm_trip_point {
32 int fan_duty;
33 int temp;
34 int hysteresis;
35};
36
37enum nvbios_therm_fan_mode {
38 NVBIOS_THERM_FAN_TRIP = 0,
39 NVBIOS_THERM_FAN_LINEAR = 1,
40 NVBIOS_THERM_FAN_OTHER = 2,
41};
42
43struct nvbios_therm_fan {
44 enum nvbios_therm_fan_type type;
45
46 u32 pwm_freq;
47
48 u8 min_duty;
49 u8 max_duty;
50
51 u16 bump_period;
52 u16 slow_down_period;
53
54 enum nvbios_therm_fan_mode fan_mode;
55 struct nvbios_therm_trip_point trip[NVKM_TEMP_FAN_TRIP_MAX];
56 u8 nr_fan_trip;
57 u8 linear_min_temp;
58 u8 linear_max_temp;
59};
60
61enum nvbios_therm_domain {
62 NVBIOS_THERM_DOMAIN_CORE,
63 NVBIOS_THERM_DOMAIN_AMBIENT,
64};
65
66int
67nvbios_therm_sensor_parse(struct nvkm_bios *, enum nvbios_therm_domain,
68 struct nvbios_therm_sensor *);
69
70int
71nvbios_therm_fan_parse(struct nvkm_bios *, struct nvbios_therm_fan *);
72#endif
73