97 lines
2.9 KiB
C++
97 lines
2.9 KiB
C++
/*
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* Copyright (C) 2017-2021 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/os_interface/windows/device_time_wddm.h"
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#include "shared/source/execution_environment/root_device_environment.h"
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#include "shared/source/os_interface/hw_info_config.h"
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#include "shared/source/os_interface/os_interface.h"
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#include "shared/source/os_interface/windows/wddm/wddm.h"
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#include "shared/source/os_interface/windows/windows_wrapper.h"
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#include <memory>
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#undef WIN32_NO_STATUS
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namespace NEO {
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bool runEscape(Wddm *wddm, TimeStampDataHeader &escapeInfo) {
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if (wddm) {
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D3DKMT_ESCAPE escapeCommand = {0};
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GTDIGetGpuCpuTimestampsIn in = {GTDI_FNC_GET_GPU_CPU_TIMESTAMPS};
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uint32_t outSize = sizeof(GTDIGetGpuCpuTimestampsOut);
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escapeInfo.m_Header.EscapeCode = static_cast<decltype(escapeInfo.m_Header.EscapeCode)>(GFX_ESCAPE_IGPA_INSTRUMENTATION_CONTROL);
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escapeInfo.m_Header.Size = outSize;
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escapeInfo.m_Data.m_In = in;
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escapeCommand.Flags.Value = 0;
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escapeCommand.hAdapter = (D3DKMT_HANDLE)0;
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escapeCommand.hContext = (D3DKMT_HANDLE)0;
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escapeCommand.hDevice = (D3DKMT_HANDLE)wddm->getDeviceHandle();
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escapeCommand.pPrivateDriverData = &escapeInfo;
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escapeCommand.PrivateDriverDataSize = sizeof(escapeInfo);
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escapeCommand.Type = D3DKMT_ESCAPE_DRIVERPRIVATE;
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auto status = wddm->escape(escapeCommand);
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if (status == STATUS_SUCCESS) {
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return true;
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}
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}
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return false;
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}
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bool DeviceTimeWddm::getCpuGpuTime(TimeStampData *pGpuCpuTime, OSTime *osTime) {
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bool retVal = false;
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pGpuCpuTime->CPUTimeinNS = 0;
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pGpuCpuTime->GPUTimeStamp = 0;
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TimeStampDataHeader escapeInfo = {0};
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if (runEscape(wddm, escapeInfo)) {
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auto productFamily = wddm->getRootDeviceEnvironment().getHardwareInfo()->platform.eProductFamily;
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auto *hwInfoConfig = HwInfoConfig::get(productFamily);
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hwInfoConfig->convertTimestampsFromOaToCsDomain(escapeInfo.m_Data.m_Out.gpuPerfTicks);
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double cpuNanoseconds = escapeInfo.m_Data.m_Out.cpuPerfTicks *
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(1000000000.0 / escapeInfo.m_Data.m_Out.cpuPerfFreq);
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pGpuCpuTime->CPUTimeinNS = (unsigned long long)cpuNanoseconds;
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pGpuCpuTime->GPUTimeStamp = (unsigned long long)escapeInfo.m_Data.m_Out.gpuPerfTicks;
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retVal = true;
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}
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return retVal;
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}
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DeviceTimeWddm::DeviceTimeWddm(Wddm *wddm) {
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this->wddm = wddm;
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}
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double DeviceTimeWddm::getDynamicDeviceTimerResolution(HardwareInfo const &hwInfo) const {
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double retVal = 0u;
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if (wddm) {
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retVal = 1000000000.0 / static_cast<double>(wddm->getTimestampFrequency());
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}
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return retVal;
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}
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uint64_t DeviceTimeWddm::getDynamicDeviceTimerClock(HardwareInfo const &hwInfo) const {
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uint64_t retVal = 0u;
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if (wddm) {
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retVal = static_cast<uint64_t>(wddm->getTimestampFrequency());
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}
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return retVal;
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}
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} // namespace NEO
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