mirror of
https://github.com/intel/compute-runtime.git
synced 2025-12-20 08:53:55 +08:00
0a44dfcce4
Related-To: NEO-3691 Change-Id: I30eae4c5595e6e94aab726f8de2ae9b647406c91 Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/*
|
|
* Copyright (C) 2017-2019 Intel Corporation
|
|
*
|
|
* SPDX-License-Identifier: MIT
|
|
*
|
|
*/
|
|
|
|
#include "runtime/device/device.h"
|
|
#include "runtime/gmm_helper/gmm_helper.h"
|
|
#include "runtime/helpers/hw_info.h"
|
|
#include "runtime/helpers/options.h"
|
|
#include "runtime/os_interface/device_factory.h"
|
|
#include "runtime/os_interface/hw_info_config.h"
|
|
#include "runtime/os_interface/linux/drm_memory_operations_handler.h"
|
|
#include "runtime/os_interface/linux/drm_neo.h"
|
|
#include "runtime/os_interface/linux/os_interface.h"
|
|
|
|
#include "drm/i915_drm.h"
|
|
|
|
#include <cstring>
|
|
#include <vector>
|
|
|
|
namespace NEO {
|
|
size_t DeviceFactory::numDevices = 0;
|
|
|
|
bool DeviceFactory::getDevices(size_t &numDevices, ExecutionEnvironment &executionEnvironment) {
|
|
unsigned int devNum = 0;
|
|
size_t requiredDeviceCount = 1;
|
|
|
|
if (DebugManager.flags.CreateMultipleRootDevices.get()) {
|
|
requiredDeviceCount = DebugManager.flags.CreateMultipleRootDevices.get();
|
|
}
|
|
|
|
Drm *drm = Drm::create(devNum);
|
|
if (!drm) {
|
|
return false;
|
|
}
|
|
|
|
executionEnvironment.memoryOperationsInterface = std::make_unique<DrmMemoryOperationsHandler>();
|
|
executionEnvironment.osInterface.reset(new OSInterface());
|
|
executionEnvironment.osInterface->get()->setDrm(drm);
|
|
|
|
auto hardwareInfo = executionEnvironment.getMutableHardwareInfo();
|
|
const HardwareInfo *pCurrDevice = platformDevices[devNum];
|
|
HwInfoConfig *hwConfig = HwInfoConfig::get(pCurrDevice->platform.eProductFamily);
|
|
if (hwConfig->configureHwInfo(pCurrDevice, hardwareInfo, executionEnvironment.osInterface.get())) {
|
|
return false;
|
|
}
|
|
|
|
numDevices = requiredDeviceCount;
|
|
|
|
DeviceFactory::numDevices = numDevices;
|
|
|
|
return true;
|
|
}
|
|
|
|
void DeviceFactory::releaseDevices() {
|
|
if (DeviceFactory::numDevices > 0) {
|
|
for (unsigned int i = 0; i < DeviceFactory::numDevices; ++i) {
|
|
Drm::closeDevice(i);
|
|
}
|
|
}
|
|
DeviceFactory::numDevices = 0;
|
|
}
|
|
|
|
void Device::appendOSExtensions(std::string &deviceExtensions) {
|
|
}
|
|
} // namespace NEO
|