Android 获取 GPU 频率_安卓java获取gpu频率

1. GPU 相关参数目录

/d/ged/hal/

Z91:/d/ged/hal # ls -all
ls -all
total 0
drwxr-xr-x 2 root root 0 1970-01-01 08:00 .
drwxr-xr-x 4 root root 0 1970-01-01 08:00 ..
-r--r--r-- 1 root root 0 1970-01-01 08:00 current_freqency
-rw-rw-rw- 1 root root 0 1970-01-01 08:00 custom_boost_gpu_freq
-rw-rw-rw- 1 root root 0 1970-01-01 08:00 custom_dvfs_mode
-rw-rw-rw- 1 root root 0 1970-01-01 08:00 custom_upbound_gpu_freq
-rw-rw-rw- 1 root root 0 2018-02-07 09:48 event_notify
-rw-rw-rw- 1 root root 0 1970-01-01 08:00 fps_upper_bound
-r--r--r-- 1 root root 0 1970-01-01 08:00 ged_kpi
-r--r--r-- 1 root root 0 1970-01-01 08:00 gpu_utilization
-r--r--r-- 1 root root 0 1970-01-01 08:00 integration_report
--w--w--w- 1 root root 0 1970-01-01 08:00 media_event
-r--r--r-- 1 root root 0 1970-01-01 08:00 previous_freqency
-r--r--r-- 1 root root 0 1970-01-01 08:00 total_gpu_freq_level_count
-rw-rw-rw- 1 root root 0 2018-02-07 08:22 vsync_offset_level
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1.1 /d/ged/hal/current_freqency

获取 GPU 频率

cat current_freqency
3 290000
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2

1.2 /d/ged/hal/custom_boost_gpu_freq

0
1

1.3 /d/ged/hal/custom_dvfs_mode

0
1

1.4 /d/ged/hal/custom_upbound_gpu_freq

3
1

1.5 /d/ged/hal/event_notify

cat event_notify
g_ui32EventStatus =0
g_ui32EventDebugStatus =0
Touch: 0
WFD: 0
MHL: 0
GAS: 0
VR: 0
Thermal: 0
Low power mode: 0
MHL4K Video: 0
Video merge MD: 0
LCD: 0
NETWORK: 0
DOPT_WIFI_SCAN: 0
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1.6 /d/ged/hal/fps_upper_bound

60
1

1.7 /d/ged/hal/ged_kpi

0,1521372427,96961,1550167888,17131845,28698500,290
1

1.8 /d/ged/hal/gpu_utilization

0 0 100
1

1.9 /d/ged/hal/integration_report

GPU Utilization fp: ffffff80085c1188
GPU DVFS idx commit fp: ffffff80085c165c
GPU clock notify on: 1
GPU clock notify off: 1
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1.10 /d/ged/hal/media_event

居然重启了，没查到什么东西

1.11 /d/ged/hal/previous_freqency

0 450000
1

1.12 /d/ged/hal/total_gpu_freq_level_count

获取系统有多少级 GPU 频率

4
1

1.13 /d/ged/hal/vsync_offset_level

8300000
1

2. GPU 频率获取

GpuUtils.java

package com.fadisu.cpurun.util;

import com.fadisu.cpurun.bean.GpuFreqInfo;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class GpuUtils {

    /**
     * CPU 场景配置文件
     *
     * @return
     */
    public static GpuFreqInfo getGpuFreq() {
        GpuFreqInfo result = new  GpuFreqInfo();
        BufferedReader br = null;
        try {
            String line;
            br = new BufferedReader(new FileReader("/d/ged/hal/current_freqency"));
            if ((line = br.readLine()) != null) {
                String[] info = line.split("\\s+");
                result.id = Integer.parseInt(info[0]);
                result.freq = Integer.parseInt(info[1]);
            }

            br.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (br != null) {
                try {
                    br.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return result;
    }

}
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GpuFreqInfo.java

package com.fadisu.cpurun.bean;

public class GpuFreqInfo {

    public int id;

    public int freq;

}
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3. GPU 频率获取 UI

4. 源码下载

https://github.com/sufadi/AndroidCpuTools