drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_thermal.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_thermal.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_thermal.h
Extension
.h
Size
2549 bytes
Lines
67
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct vega12_temperature {
	uint16_t edge_temp;
	uint16_t hot_spot_temp;
	uint16_t hbm_temp;
	uint16_t vr_soc_temp;
	uint16_t vr_mem_temp;
	uint16_t liquid1_temp;
	uint16_t liquid2_temp;
	uint16_t plx_temp;
};

#define VEGA12_THERMAL_HIGH_ALERT_MASK         0x1
#define VEGA12_THERMAL_LOW_ALERT_MASK          0x2

#define VEGA12_THERMAL_MINIMUM_TEMP_READING    -256
#define VEGA12_THERMAL_MAXIMUM_TEMP_READING    255

#define VEGA12_THERMAL_MINIMUM_ALERT_TEMP      0
#define VEGA12_THERMAL_MAXIMUM_ALERT_TEMP      255

#define FDO_PWM_MODE_STATIC  1
#define FDO_PWM_MODE_STATIC_RPM 5

extern int vega12_thermal_get_temperature(struct pp_hwmgr *hwmgr);
extern int vega12_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
extern int vega12_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr,
		struct phm_fan_speed_info *fan_speed_info);
extern int vega12_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr);
extern int vega12_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr,
		uint32_t *speed);
extern int vega12_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr);
extern int vega12_thermal_disable_alert(struct pp_hwmgr *hwmgr);
extern int vega12_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr);
extern int vega12_start_thermal_controller(struct pp_hwmgr *hwmgr,
				struct PP_TemperatureRange *range);

#endif

Annotation

Implementation Notes