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bindings.go
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/
bindings.go
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package nvml
//#cgo CFLAGS: -I /usr/src/gdk/nvml/include -I /usr/include/nvidia/gdk
//#cgo LDFLAGS: -lnvidia-ml -L /usr/src/gdk/nvml/lib
//#include <nvml.h>
import "C"
import "golang.org/x/xerrors"
func err(result C.nvmlReturn_t) error {
if result == C.NVML_SUCCESS {
return nil
}
return xerrors.New(C.GoString(C.nvmlErrorString(result)))
}
func Init() error {
return err(C.nvmlInit_v2())
}
func Shutdown() error {
return err(C.nvmlShutdown())
}
func GetDeviceCount() (uint, error) {
var count C.uint
result := C.nvmlDeviceGetCount_v2(&count)
return uint(count), err(result)
}
func GetDeviceByIndex(idx uint) (Device, error) {
var dev C.nvmlDevice_t
result := C.nvmlDeviceGetHandleByIndex_v2(C.uint(idx), &dev)
return Device{dev}, err(result)
}
func GetDriverVersion() (string, error) {
var version [C.NVML_SYSTEM_DRIVER_VERSION_BUFFER_SIZE]C.char
result := C.nvmlSystemGetDriverVersion(&version[0], C.NVML_SYSTEM_DRIVER_VERSION_BUFFER_SIZE)
return C.GoString(&version[0]), err(result)
}