private bool ExecNvmlSetTDP(string calledFrom, double percentage)
{
var execRet = ExecNvmlProcedure(false, calledFrom, () => {
var nvmlDevice = GetNvmlDevice();
uint minLimit = 0;
uint maxLimit = 0;
var ret = NvmlNativeMethods.nvmlDeviceGetPowerManagementLimitConstraints(nvmlDevice, ref minLimit, ref maxLimit);
if (ret != nvmlReturn.Success)
{
throw new NvmlException($"nvmlDeviceGetPowerManagementLimitConstraints", ret);
}
uint defaultLimit = 0;
ret = NvmlNativeMethods.nvmlDeviceGetPowerManagementDefaultLimit(nvmlDevice, ref defaultLimit);
if (ret != nvmlReturn.Success)
{
throw new NvmlException($"nvmlDeviceGetPowerManagementDefaultLimit", ret);
}
// We limit 100% to the default as max
var limit = RangeCalculator.CalculateValueNVIDIA(percentage, defaultLimit);
var setLimit = (uint)limit;
if (setLimit > maxLimit)
{
setLimit = maxLimit;
}
if (setLimit < minLimit)
{
setLimit = minLimit;
}
ret = NvmlNativeMethods.nvmlDeviceSetPowerManagementLimit(nvmlDevice, setLimit);
if (ret != nvmlReturn.Success)
{
throw new NvmlException("nvmlDeviceSetPowerManagementLimit", ret);
}
return(true);
});
return(execRet);
}
