compute-runtime/shared/source/utilities/perf_counter.h

48 lines
1.2 KiB
C++

/*
* Copyright (C) 2018-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "shared/source/memory_manager/graphics_allocation.h"
#include "shared/source/utilities/metrics_library.h"
namespace NEO {
class HwPerfCounter : public TagTypeBase {
public:
using ValueT = uint8_t;
void initialize(uint8_t initValue) {
query = {};
report[0] = initValue;
}
static constexpr AllocationType getAllocationType() {
return AllocationType::profilingTagBuffer;
}
static constexpr TagNodeType getTagNodeType() { return TagNodeType::hwPerfCounter; }
template <typename Type>
static uint32_t getSize(Type &performanceCounters) {
return sizeof(query) + performanceCounters.getGpuReportSize();
}
// Gpu report size is not known during compile time.
// Such information will be provided by metrics library dll.
// Bellow variable will be allocated dynamically based on information
// from metrics library. Take look at CommandStreamReceiver::getEventPerfCountAllocator.
union {
MetricsLibraryApi::QueryHandle_1_0 handle = {};
uint8_t padding[64];
} query;
uint8_t report[1] = {};
};
} // namespace NEO