111 lines
4.1 KiB
C++
111 lines
4.1 KiB
C++
/*
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* Copyright (C) 2020-2023 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/os_context_win.h"
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#include "shared/source/execution_environment/execution_environment.h"
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#include "shared/source/execution_environment/root_device_environment.h"
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#include "shared/source/os_interface/debug_env_reader.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/wddm/wddm_interface.h"
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namespace NEO {
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OsContext *OsContextWin::create(OSInterface *osInterface, uint32_t rootDeviceIndex, uint32_t contextId, const EngineDescriptor &engineDescriptor) {
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if (osInterface) {
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return new OsContextWin(*osInterface->getDriverModel()->as<Wddm>(), rootDeviceIndex, contextId, engineDescriptor);
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}
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return new OsContext(rootDeviceIndex, contextId, engineDescriptor);
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}
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OsContextWin::OsContextWin(Wddm &wddm, uint32_t rootDeviceIndex, uint32_t contextId, const EngineDescriptor &engineDescriptor)
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: OsContext(rootDeviceIndex, contextId, engineDescriptor),
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residencyController(wddm, contextId),
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wddm(wddm) {
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}
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bool OsContextWin::initializeContext() {
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NEO::EnvironmentVariableReader envReader;
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bool disableContextCreationFlag = envReader.getSetting("NEO_L0_SYSMAN_NO_CONTEXT_MODE", false);
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if (!disableContextCreationFlag) {
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if (wddm.getRootDeviceEnvironment().executionEnvironment.isDebuggingEnabled()) {
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debuggableContext = wddm.getRootDeviceEnvironment().osInterface->isDebugAttachAvailable() && !isInternalEngine();
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}
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auto wddmInterface = wddm.getWddmInterface();
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UNRECOVERABLE_IF(!wddm.createContext(*this));
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if (wddmInterface->hwQueuesSupported()) {
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UNRECOVERABLE_IF(!wddmInterface->createHwQueue(*this));
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}
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UNRECOVERABLE_IF(!wddmInterface->createMonitoredFence(*this));
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residencyController.registerCallback();
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UNRECOVERABLE_IF(!residencyController.isInitialized());
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}
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return true;
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};
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void OsContextWin::reInitializeContext() {
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NEO::EnvironmentVariableReader envReader;
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bool disableContextCreationFlag = envReader.getSetting("NEO_L0_SYSMAN_NO_CONTEXT_MODE", false);
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if (!disableContextCreationFlag) {
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if (contextInitialized && (false == this->wddm.skipResourceCleanup())) {
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wddm.destroyContext(wddmContextHandle);
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}
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UNRECOVERABLE_IF(!wddm.createContext(*this));
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}
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};
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void OsContextWin::getDeviceLuidArray(std::vector<uint8_t> &luidData, size_t arraySize) {
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auto *wddm = this->getWddm();
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auto *hwDeviceID = wddm->getHwDeviceId();
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auto luid = hwDeviceID->getAdapterLuid();
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luidData.reserve(arraySize);
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for (size_t i = 0; i < arraySize; i++) {
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char *luidArray = nullptr;
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if (i < 4) {
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luidArray = (char *)&luid.LowPart;
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luidData.emplace(luidData.end(), luidArray[i]);
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} else {
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luidArray = (char *)&luid.HighPart;
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luidData.emplace(luidData.end(), luidArray[i - 4]);
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}
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}
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};
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uint32_t OsContextWin::getDeviceNodeMask() {
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auto *wddm = this->getWddm();
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auto *hwDeviceID = wddm->getHwDeviceId();
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return hwDeviceID->getAdapterNodeMask();
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}
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uint64_t OsContextWin::getOfflineDumpContextId(uint32_t deviceIndex) const {
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return 0;
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}
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bool OsContextWin::isDirectSubmissionSupported() const {
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auto &rootDeviceEnvironment = wddm.getRootDeviceEnvironment();
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auto &productHelper = rootDeviceEnvironment.getHelper<ProductHelper>();
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auto isWSL = rootDeviceEnvironment.isWddmOnLinux();
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return !isWSL && wddm.getWddmVersion() == WddmVersion::WDDM_2_0 && productHelper.isDirectSubmissionSupported(rootDeviceEnvironment.getReleaseHelper());
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}
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OsContextWin::~OsContextWin() {
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if (contextInitialized && (false == this->wddm.skipResourceCleanup())) {
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wddm.getWddmInterface()->destroyHwQueue(hardwareQueue.handle);
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wddm.getWddmInterface()->destroyMonitorFence(residencyController.getMonitoredFence());
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wddm.destroyContext(wddmContextHandle);
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}
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}
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} // namespace NEO
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