compute-runtime/runtime/os_interface/linux/performance_counters_linux.h

43 lines
1.2 KiB
C++

/*
* Copyright (C) 2017-2019 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "runtime/os_interface/performance_counters.h"
#include "os_interface.h"
#include <dlfcn.h>
typedef struct _drm_intel_context drm_intel_context;
namespace OCLRT {
class PerformanceCountersLinux : virtual public PerformanceCounters {
public:
PerformanceCountersLinux(OSTime *osTime);
~PerformanceCountersLinux() override;
void initialize(const HardwareInfo *hwInfo) override;
void enableImpl() override;
protected:
virtual bool getPerfmonConfig(InstrPmRegsCfg *pCfg);
bool verifyPmRegsCfg(InstrPmRegsCfg *pCfg, uint32_t *pLastPmRegsCfgHandle, bool *pLastPmRegsCfgPending) override;
typedef int (*perfmonLoadConfig_t)(int fd, drm_intel_context *ctx, uint32_t *oaCfgId, uint32_t *gpCfgId);
typedef void *(*dlopenFunc_t)(const char *, int);
typedef void *(*dlsymFunc_t)(void *, const char *);
void *mdLibHandle;
perfmonLoadConfig_t perfmonLoadConfigFunc;
dlopenFunc_t dlopenFunc = dlopen;
dlsymFunc_t dlsymFunc = dlsym;
decltype(&dlclose) dlcloseFunc = dlclose;
decltype(&instrSetPlatformInfo) setPlatformInfoFunc = instrSetPlatformInfo;
};
} // namespace OCLRT