[mirror_ubuntu-hirsute-kernel.git] / drivers / gpu / drm / nouveau / core / include / subdev / bios / therm.h

#ifndef __NVBIOS_THERM_H__
#define __NVBIOS_THERM_H__

struct nouveau_bios;

struct nvbios_therm_threshold {
	u8 temp;
	u8 hysteresis;
};

struct nvbios_therm_sensor {
	/* diode */
	s16 slope_mult;
	s16 slope_div;
	s16 offset_num;
	s16 offset_den;
	s8 offset_constant;

	/* thresholds */
	struct nvbios_therm_threshold thrs_fan_boost;
	struct nvbios_therm_threshold thrs_down_clock;
	struct nvbios_therm_threshold thrs_critical;
	struct nvbios_therm_threshold thrs_shutdown;
};

/* no vbios have more than 6 */
#define NOUVEAU_TEMP_FAN_TRIP_MAX 10
struct nouveau_therm_trip_point {
	int fan_duty;
	int temp;
	int hysteresis;
};

enum nvbios_therm_fan_mode {
	NVBIOS_THERM_FAN_TRIP = 0,
	NVBIOS_THERM_FAN_LINEAR = 1,
	NVBIOS_THERM_FAN_OTHER = 2,
};

struct nvbios_therm_fan {
	u16 pwm_freq;

	u8 min_duty;
	u8 max_duty;

	u16 bump_period;
	u16 slow_down_period;

	enum nvbios_therm_fan_mode fan_mode;
	struct nouveau_therm_trip_point trip[NOUVEAU_TEMP_FAN_TRIP_MAX];
	u8 nr_fan_trip;
	u8 linear_min_temp;
	u8 linear_max_temp;
};

enum nvbios_therm_domain {
	NVBIOS_THERM_DOMAIN_CORE,
	NVBIOS_THERM_DOMAIN_AMBIENT,
};

int
nvbios_therm_sensor_parse(struct nouveau_bios *, enum nvbios_therm_domain,
			  struct nvbios_therm_sensor *);

int
nvbios_therm_fan_parse(struct nouveau_bios *, struct nvbios_therm_fan *);


#endif
Commit	Line	Data
7d70e9c1 MP	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
06afd4e8 MP	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
0e994d64 MP	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
7d70e9c1 MP	40	struct nvbios_therm_fan {
	41	u16 pwm_freq;
	42
	43	u8 min_duty;
	44	u8 max_duty;
06afd4e8 MP	45
	46	u16 bump_period;
	47	u16 slow_down_period;
	48
0e994d64	49	enum nvbios_therm_fan_mode fan_mode;
06afd4e8 MP	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;
7d70e9c1 MP	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