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41efee1e7c
- simplify API to expose and use only single root device. Disallow returning subdevices. This is experimental mode. Related-To: NEO-14559 Signed-off-by: Mateusz Hoppe <mateusz.hoppe@intel.com>
70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
/*
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* Copyright (C) 2019-2025 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/command_stream/create_command_stream_impl.h"
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#include "shared/source/debug_settings/debug_settings_manager.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/product_helper.h"
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#include "hw_cmds_default.h"
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namespace NEO {
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bool prepareDeviceEnvironments(ExecutionEnvironment &executionEnvironment, std::string &osPciPath, const uint32_t rootDeviceIndex) {
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bool returnValue = false;
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if (osPciPath.empty()) {
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returnValue = prepareDeviceEnvironmentsImpl(executionEnvironment);
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} else {
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returnValue = prepareDeviceEnvironmentImpl(executionEnvironment, osPciPath, rootDeviceIndex);
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}
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if (debugManager.flags.Force32BitDriverSupport.get() != -1) {
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return returnValue;
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}
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if (returnValue) {
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auto i = 0u;
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while (i < executionEnvironment.rootDeviceEnvironments.size()) {
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executionEnvironment.rootDeviceEnvironments[i]->initGmm();
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bool unsupportedDeviceDetected = false;
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auto &featureTable = executionEnvironment.rootDeviceEnvironments[i]->getHardwareInfo()->featureTable;
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if (!featureTable.flags.ftrRcsNode && !featureTable.flags.ftrCCSNode) {
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unsupportedDeviceDetected = true;
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}
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if (unsupportedDeviceDetected) {
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executionEnvironment.rootDeviceEnvironments.erase(executionEnvironment.rootDeviceEnvironments.begin() + i);
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} else {
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if (!executionEnvironment.rootDeviceEnvironments[i]->getProductHelper().isExposingSubdevicesAllowed()) {
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executionEnvironment.rootDeviceEnvironments[i]->setExposeSingleDeviceMode(true);
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}
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if (debugManager.flags.ExposeSingleDevice.get() != -1) {
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executionEnvironment.rootDeviceEnvironments[i]->setExposeSingleDeviceMode(!!debugManager.flags.ExposeSingleDevice.get());
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}
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i++;
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}
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}
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}
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return returnValue && executionEnvironment.rootDeviceEnvironments.size() > 0;
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}
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bool prepareDeviceEnvironments(ExecutionEnvironment &executionEnvironment) {
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std::string path = "";
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return prepareDeviceEnvironments(executionEnvironment, path, 0u);
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}
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bool prepareDeviceEnvironment(ExecutionEnvironment &executionEnvironment, std::string &osPciPath, const uint32_t rootDeviceIndex) {
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return prepareDeviceEnvironments(executionEnvironment, osPciPath, rootDeviceIndex);
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}
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const HardwareInfo *getDefaultHwInfo() {
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return &DEFAULT_PLATFORM::hwInfo;
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}
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} // namespace NEO
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