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80 lines
3.4 KiB
C
80 lines
3.4 KiB
C
/**
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* Author......: Jens Steube <jens.steube@gmail.com>
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* License.....: MIT
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*/
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#ifndef EXT_NVML_H
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#define EXT_NVML_H
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#if defined(HAVE_HWMON) && defined(HAVE_NVML)
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#include <common.h>
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/**
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* Declarations from nvml.h
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*/
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typedef struct nvmlDevice_st* nvmlDevice_t;
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typedef struct nvmlPciInfo_st {
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char busId[16];
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unsigned int domain;
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unsigned int bus;
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unsigned int device;
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unsigned int pciDeviceId;
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unsigned int pciSubSystemId;
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} nvmlPciInfo_t;
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typedef struct nvmlUtilization_st {
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unsigned int gpu; // GPU kernel execution last second, percent
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unsigned int memory; // GPU memory read/write last second, percent
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} nvmlUtilization_t;
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typedef enum nvmlTemperatureSensors_enum {
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NVML_TEMPERATURE_GPU = 0 // Temperature sensor for the GPU die
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} nvmlTemperatureSensors_t;
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typedef enum nvmlReturn_enum {
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NVML_SUCCESS = 0, // The operation was successful
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NVML_ERROR_UNINITIALIZED = 1, // NVML was not first initialized with nvmlInit()
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NVML_ERROR_INVALID_ARGUMENT = 2, // A supplied argument is invalid
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NVML_ERROR_NOT_SUPPORTED = 3, // The requested operation is not available on target device
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NVML_ERROR_NO_PERMISSION = 4, // The current user does not have permission for operation
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NVML_ERROR_ALREADY_INITIALIZED = 5, // Deprecated: Multiple initializations are now allowed through ref counting
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NVML_ERROR_NOT_FOUND = 6, // A query to find an object was unsuccessful
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NVML_ERROR_INSUFFICIENT_SIZE = 7, // An input argument is not large enough
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NVML_ERROR_INSUFFICIENT_POWER = 8, // A device's external power cables are not properly attached
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NVML_ERROR_DRIVER_NOT_LOADED = 9, // NVIDIA driver is not loaded
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NVML_ERROR_TIMEOUT = 10, // User provided timeout passed
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NVML_ERROR_UNKNOWN = 999 // An internal driver error occurred
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} nvmlReturn_t;
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/*
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* End of declarations from nvml.h
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**/
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typedef nvmlDevice_t HM_ADAPTER_NV;
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typedef const char * (*NVML_ERROR_STRING) (nvmlReturn_t);
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typedef int (*NVML_INIT) ();
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typedef int (*NVML_SHUTDOWN) ();
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typedef nvmlReturn_t (*NVML_DEVICE_GET_NAME) (nvmlDevice_t, char *, unsigned int);
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typedef nvmlReturn_t (*NVML_DEVICE_GET_HANDLE_BY_INDEX) (unsigned int, nvmlDevice_t *);
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typedef nvmlReturn_t (*NVML_DEVICE_GET_TEMPERATURE) (nvmlDevice_t, nvmlTemperatureSensors_t, unsigned int *);
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typedef nvmlReturn_t (*NVML_DEVICE_GET_FAN_SPEED) (nvmlDevice_t, unsigned int *);
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typedef nvmlReturn_t (*NVML_DEVICE_GET_POWER_USAGE) (nvmlDevice_t, unsigned int *);
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typedef nvmlReturn_t (*NVML_DEVICE_GET_UTILIZATION_RATES) (nvmlDevice_t, nvmlUtilization_t *);
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nvmlReturn_t hc_NVML_nvmlInit (HM_LIB hDLL);
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nvmlReturn_t hc_NVML_nvmlShutdown (HM_LIB hDLL);
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nvmlReturn_t hc_NVML_nvmlDeviceGetName (HM_LIB hDLL, nvmlDevice_t device, char *name, unsigned int length);
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nvmlReturn_t hc_NVML_nvmlDeviceGetHandleByIndex (HM_LIB hDLL, int, unsigned int index, nvmlDevice_t *device);
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nvmlReturn_t hc_NVML_nvmlDeviceGetTemperature (HM_LIB hDLL, nvmlDevice_t device, nvmlTemperatureSensors_t sensorType, unsigned int *temp);
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nvmlReturn_t hc_NVML_nvmlDeviceGetFanSpeed (HM_LIB hDLL, int, nvmlDevice_t device, unsigned int *speed);
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nvmlReturn_t hc_NVML_nvmlDeviceGetPowerUsage (HM_LIB hDLL, nvmlDevice_t device, unsigned int *power);
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nvmlReturn_t hc_NVML_nvmlDeviceGetUtilizationRates (HM_LIB hDLL, nvmlDevice_t device, nvmlUtilization_t *utilization);
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#endif // HAVE_HWMON && HAVE_NVML
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#endif
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