1/*
2 * Copyright (C) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15#ifndef DDR_H
16#define DDR_H
17#include "sp_profiler.h"
18namespace OHOS {
19namespace SmartPerf {
20class DDR : public SpProfiler {
21public:
22    long long GetDdrFreq();
23    static DDR &GetInstance()
24    {
25        static DDR instance;
26        return instance;
27    }
28    std::map<std::string, std::string> ItemData() override;
29    void SetRkFlag();
30
31private:
32    DDR() {};
33    DDR(const DDR &);
34    DDR &operator = (const DDR &);
35    std::string ddrCurFreqPath = "/sys/class/devfreq/ddrfreq/cur_freq";
36    std::string ddrCurFreqRkPath = "/sys/class/devfreq/fde60000.gpu/available_frequencies";
37    bool rkFlag = false;
38};
39};
40}
41#endif
42