58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
/*
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* Copyright (C) 2020-2021 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/linux/drm_engine_mapper.h"
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#include "shared/source/os_interface/linux/engine_info_impl.h"
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#include "shared/source/os_interface/linux/sys_calls.h"
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#include "drm_neo.h"
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#include "drm_query_flags.h"
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#include <fstream>
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namespace NEO {
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namespace IoctlHelper {
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std::string getIoctlStringRemaining(unsigned long request) {
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return std::to_string(request);
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}
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std::string getIoctlParamStringRemaining(int param) {
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return std::to_string(param);
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}
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} // namespace IoctlHelper
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bool Drm::queryEngineInfo(bool isSysmanEnabled) {
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auto length = 0;
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auto dataQuery = this->query(DRM_I915_QUERY_ENGINE_INFO, DrmQueryItemFlags::empty, length);
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auto data = reinterpret_cast<drm_i915_query_engine_info *>(dataQuery.get());
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if (data) {
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this->engineInfo.reset(new EngineInfoImpl(data->engines, data->num_engines));
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return true;
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}
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return false;
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}
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bool Drm::queryMemoryInfo() {
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return true;
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}
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unsigned int Drm::bindDrmContext(uint32_t drmContextId, uint32_t deviceIndex, aub_stream::EngineType engineType, bool engineInstancedDevice) {
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return DrmEngineMapper::engineNodeMap(engineType);
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}
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int Drm::createDrmVirtualMemory(uint32_t &drmVmId) {
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drm_i915_gem_vm_control ctl = {};
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auto ret = SysCalls::ioctl(getFileDescriptor(), DRM_IOCTL_I915_GEM_VM_CREATE, &ctl);
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if (ret == 0) {
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drmVmId = ctl.vm_id;
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}
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return ret;
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}
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} // namespace NEO
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