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25e6494443
Change-Id: I9078ffbb38967b753980cb1c5ebcab00f5292598 Signed-off-by: Piotr Fusik <piotr.fusik@intel.com>
42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
/*
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* Copyright (C) 2018-2019 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 "runtime/os_interface/linux/os_context_linux.h"
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#include "runtime/os_interface/linux/drm_engine_mapper.h"
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#include "runtime/os_interface/linux/drm_neo.h"
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#include "runtime/os_interface/linux/os_interface.h"
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#include "runtime/os_interface/os_context.h"
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namespace OCLRT {
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OsContext *OsContext::create(OSInterface *osInterface, uint32_t contextId, DeviceBitfield deviceBitfield,
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EngineInstanceT engineType, PreemptionMode preemptionMode) {
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if (osInterface) {
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return new OsContextLinux(*osInterface->get()->getDrm(), contextId, deviceBitfield, engineType, preemptionMode);
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}
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return new OsContext(contextId, deviceBitfield, engineType, preemptionMode);
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}
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OsContextLinux::OsContextLinux(Drm &drm, uint32_t contextId, DeviceBitfield deviceBitfield,
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EngineInstanceT engineType, PreemptionMode preemptionMode)
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: OsContext(contextId, deviceBitfield, engineType, preemptionMode), drm(drm) {
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engineFlag = DrmEngineMapper::engineNodeMap(engineType.type);
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this->drmContextId = drm.createDrmContext();
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if (drm.isPreemptionSupported() &&
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engineType.type == lowPriorityGpgpuEngine.type &&
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engineType.id == lowPriorityGpgpuEngine.id) {
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drm.setLowPriorityContextParam(this->drmContextId);
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}
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}
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OsContextLinux::~OsContextLinux() {
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drm.destroyDrmContext(drmContextId);
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}
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} // namespace OCLRT
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