100 lines
3.5 KiB
C++
100 lines
3.5 KiB
C++
/*
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* Copyright (c) 2017 - 2018, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "runtime/helpers/hw_info.h"
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#include "runtime/helpers/options.h"
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#include "runtime/os_interface/device_factory.h"
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#include "runtime/os_interface/linux/drm_neo.h"
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#include "runtime/os_interface/hw_info_config.h"
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#include "runtime/os_interface/linux/os_interface.h"
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#include "drm/i915_drm.h"
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#include "runtime/gmm_helper/gmm_helper.h"
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#include "runtime/device/device.h"
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#include <vector>
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#include <cstring>
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namespace OCLRT {
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size_t DeviceFactory::numDevices = 0;
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HardwareInfo *DeviceFactory::hwInfos = nullptr;
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bool DeviceFactory::getDevices(HardwareInfo **pHWInfos, size_t &numDevices) {
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std::vector<HardwareInfo> tHwInfos;
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unsigned int devNum = 0;
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size_t requiredDeviceCount = 1;
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if (DebugManager.flags.CreateMultipleDevices.get()) {
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requiredDeviceCount = DebugManager.flags.CreateMultipleDevices.get();
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}
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Drm *drm = Drm::create(devNum);
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if (!drm) {
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return false;
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}
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std::unique_ptr<OSInterface> osInterface = std::unique_ptr<OSInterface>(new OSInterface());
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osInterface.get()->get()->setDrm(drm);
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const HardwareInfo *pCurrDevice = platformDevices[devNum];
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while (devNum < requiredDeviceCount) {
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HardwareInfo tmpHwInfo;
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HwInfoConfig *hwConfig = HwInfoConfig::get(pCurrDevice->pPlatform->eProductFamily);
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if (hwConfig->configureHwInfo(pCurrDevice, &tmpHwInfo, osInterface.get())) {
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return false;
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}
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tHwInfos.push_back(tmpHwInfo);
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devNum++;
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}
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HardwareInfo *ptr = new HardwareInfo[devNum];
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for (size_t i = 0; i < tHwInfos.size(); i++)
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ptr[i] = tHwInfos[i];
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numDevices = devNum;
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*pHWInfos = ptr;
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DeviceFactory::numDevices = devNum;
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DeviceFactory::hwInfos = ptr;
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return GmmHelper::initContext(hwInfos->pPlatform, hwInfos->pSkuTable,
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hwInfos->pWaTable, hwInfos->pSysInfo);
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}
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void DeviceFactory::releaseDevices() {
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if (DeviceFactory::numDevices > 0) {
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for (unsigned int i = 0; i < DeviceFactory::numDevices; ++i) {
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Drm::closeDevice(i);
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delete hwInfos[i].pSysInfo;
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delete hwInfos[i].pSkuTable;
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delete hwInfos[i].pWaTable;
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delete hwInfos[i].pPlatform;
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}
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delete[] hwInfos;
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}
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DeviceFactory::hwInfos = nullptr;
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DeviceFactory::numDevices = 0;
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}
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void Device::appendOSExtensions(std::string &deviceExtensions) {
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}
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} // namespace OCLRT
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