52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
/*
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* Copyright (C) 2018-2021 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/os_context_win.h"
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#include "shared/source/os_interface/windows/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/wddm/wddm_interface.h"
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namespace NEO {
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OsContext *OsContext::create(OSInterface *osInterface, uint32_t contextId, DeviceBitfield deviceBitfield,
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EngineTypeUsage typeUsage, PreemptionMode preemptionMode, bool rootDevice) {
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if (osInterface) {
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return new OsContextWin(*osInterface->get()->getWddm(), contextId, deviceBitfield, typeUsage, preemptionMode, rootDevice);
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}
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return new OsContext(contextId, deviceBitfield, typeUsage, preemptionMode, rootDevice);
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}
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OsContextWin::OsContextWin(Wddm &wddm, uint32_t contextId, DeviceBitfield deviceBitfield,
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EngineTypeUsage typeUsage, PreemptionMode preemptionMode, bool rootDevice)
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: OsContext(contextId, deviceBitfield, typeUsage, preemptionMode, rootDevice),
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wddm(wddm),
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residencyController(wddm, contextId) {}
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void OsContextWin::initializeContext() {
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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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OsContextWin::~OsContextWin() {
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if (contextInitialized) {
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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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