| 1 | #ifndef __NVBIOS_THERM_H__ |
|---|---|
| 2 | #define __NVBIOS_THERM_H__ |
| 3 | |
| 4 | struct nouveau_bios; |
| 5 | |
| 6 | struct nvbios_therm_threshold { |
| 7 | u8 temp; |
| 8 | u8 hysteresis; |
| 9 | }; |
| 10 | |
| 11 | struct nvbios_therm_sensor { |
| 12 | /* diode */ |
| 13 | s16 slope_mult; |
| 14 | s16 slope_div; |
| 15 | s16 offset_num; |
| 16 | s16 offset_den; |
| 17 | s8 offset_constant; |
| 18 | |
| 19 | /* thresholds */ |
| 20 | struct nvbios_therm_threshold thrs_fan_boost; |
| 21 | struct nvbios_therm_threshold thrs_down_clock; |
| 22 | struct nvbios_therm_threshold thrs_critical; |
| 23 | struct nvbios_therm_threshold thrs_shutdown; |
| 24 | }; |
| 25 | |
| 26 | /* no vbios have more than 6 */ |
| 27 | #define NOUVEAU_TEMP_FAN_TRIP_MAX 10 |
| 28 | struct nouveau_therm_trip_point { |
| 29 | int fan_duty; |
| 30 | int temp; |
| 31 | int hysteresis; |
| 32 | }; |
| 33 | |
| 34 | enum nvbios_therm_fan_mode { |
| 35 | NVBIOS_THERM_FAN_TRIP = 0, |
| 36 | NVBIOS_THERM_FAN_LINEAR = 1, |
| 37 | NVBIOS_THERM_FAN_OTHER = 2, |
| 38 | }; |
| 39 | |
| 40 | struct nvbios_therm_fan { |
| 41 | u16 pwm_freq; |
| 42 | |
| 43 | u8 min_duty; |
| 44 | u8 max_duty; |
| 45 | |
| 46 | u16 bump_period; |
| 47 | u16 slow_down_period; |
| 48 | |
| 49 | enum nvbios_therm_fan_mode fan_mode; |
| 50 | struct nouveau_therm_trip_point trip[NOUVEAU_TEMP_FAN_TRIP_MAX]; |
| 51 | u8 nr_fan_trip; |
| 52 | u8 linear_min_temp; |
| 53 | u8 linear_max_temp; |
| 54 | }; |
| 55 | |
| 56 | enum nvbios_therm_domain { |
| 57 | NVBIOS_THERM_DOMAIN_CORE, |
| 58 | NVBIOS_THERM_DOMAIN_AMBIENT, |
| 59 | }; |
| 60 | |
| 61 | int |
| 62 | nvbios_therm_sensor_parse(struct nouveau_bios *, enum nvbios_therm_domain, |
| 63 | struct nvbios_therm_sensor *); |
| 64 | |
| 65 | int |
| 66 | nvbios_therm_fan_parse(struct nouveau_bios *, struct nvbios_therm_fan *); |
| 67 | |
| 68 | |
| 69 | #endif |
| 70 |