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/*
* Copyright (C) 2018-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "performance_counters_linux.h"
#include "shared/source/device/device.h"
#include "shared/source/device/sub_device.h"
#include "shared/source/execution_environment/root_device_environment.h"
#include "shared/source/helpers/gfx_core_helper.h"
#include "shared/source/os_interface/linux/drm_neo.h"
#include "shared/source/os_interface/os_interface.h"
namespace NEO {
////////////////////////////////////////////////////
// PerformanceCounters::create
////////////////////////////////////////////////////
std::unique_ptr<PerformanceCounters> PerformanceCounters::create(Device *device) {
auto counter = std::make_unique<PerformanceCountersLinux>();
auto drm = device->getRootDeviceEnvironment().osInterface->getDriverModel()->as<Drm>();
auto &gfxCoreHelper = device->getGfxCoreHelper();
UNRECOVERABLE_IF(counter == nullptr);
if (!device->isSubDevice()) {
// Root device.
counter->subDevice.Enabled = false;
counter->subDeviceIndex.Index = 0;
counter->subDeviceCount.Count = std::max(device->getNumSubDevices(), 1u);
} else {
// Sub device.
counter->subDevice.Enabled = true;
counter->subDeviceIndex.Index = static_cast<NEO::SubDevice *>(device)->getSubDeviceIndex();
counter->subDeviceCount.Count = std::max(device->getRootDevice()->getNumSubDevices(), 1u);
}
// Adapter data.
counter->adapter.Type = LinuxAdapterType::DrmFileDescriptor;
counter->adapter.DrmFileDescriptor = drm->getFileDescriptor();
counter->clientData.Linux.Adapter = &(counter->adapter);
counter->metricsLibrary->api->callbacks.CommandBufferFlush = &PerformanceCounters::flushCommandBufferCallback;
counter->clientData.Handle = reinterpret_cast<void *>(device);
// Gen data.
counter->clientType.Gen = static_cast<MetricsLibraryApi::ClientGen>(gfxCoreHelper.getMetricsLibraryGenId());
return counter;
}
//////////////////////////////////////////////////////
// PerformanceCountersLinux::enableCountersConfiguration
//////////////////////////////////////////////////////
bool PerformanceCountersLinux::enableCountersConfiguration() {
// Release previous counters configuration so the user
// can change configuration between kernels.
releaseCountersConfiguration();
// Create oa configuration.
if (!metricsLibrary->oaConfigurationCreate(
context,
oaConfiguration)) {
DEBUG_BREAK_IF(true);
return false;
}
// Enable oa configuration.
if (!metricsLibrary->oaConfigurationActivate(
oaConfiguration)) {
DEBUG_BREAK_IF(true);
return false;
}
return true;
}
//////////////////////////////////////////////////////
// PerformanceCountersLinux::releaseCountersConfiguration
//////////////////////////////////////////////////////
void PerformanceCountersLinux::releaseCountersConfiguration() {
// Oa configuration.
if (oaConfiguration.IsValid()) {
metricsLibrary->oaConfigurationDeactivate(oaConfiguration);
metricsLibrary->oaConfigurationDelete(oaConfiguration);
oaConfiguration.data = nullptr;
}
}
} // namespace NEO
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