compute-runtime/shared/source/os_interface/linux/device_time_drm.h

/*
 * Copyright (C) 2018-2023 Intel Corporation
 *
 * SPDX-License-Identifier: MIT
 *
 */

#pragma once
#include "shared/source/os_interface/os_time.h"

namespace NEO {
class Drm;

class DeviceTimeDrm : public DeviceTime {
  public:
    DeviceTimeDrm(OSInterface &osInterface);
    bool getGpuCpuTimeImpl(TimeStampData *pGpuCpuTime, OSTime *osTime) override;
    double getDynamicDeviceTimerResolution(HardwareInfo const &hwInfo) const override;
    uint64_t getDynamicDeviceTimerClock(HardwareInfo const &hwInfo) const override;

  protected:
    Drm *pDrm = nullptr;

    static constexpr double nanosecondsPerSecond = 1000000000.0;
};

} // namespace NEO