82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
/*
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* Copyright (C) 2018-2023 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/helpers/gfx_core_helper.h"
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#include "shared/source/os_interface/os_interface.h"
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#include "shared/source/os_interface/product_helper.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 DeviceTimeWddm::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.header.EscapeCode = static_cast<decltype(escapeInfo.header.EscapeCode)>(GFX_ESCAPE_IGPA_INSTRUMENTATION_CONTROL);
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escapeInfo.header.Size = outSize;
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escapeInfo.data.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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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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void DeviceTimeWddm::convertTimestampsFromOaToCsDomain(const GfxCoreHelper &gfxCoreHelper, uint64_t ×tampData, uint64_t freqOA, uint64_t freqCS) {
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if (gfxCoreHelper.isTimestampShiftRequired() && freqCS > 0 && freqOA > 0) {
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auto freqRatio = static_cast<double>(freqOA) / static_cast<double>(freqCS);
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timestampData = static_cast<uint64_t>(timestampData / freqRatio);
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}
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};
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} // namespace NEO
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