RK3588 CPU GPU DDR NPU定频和性能模式设置 |
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RK3588 CPU GPU NPU DDR定频和性能模式设置方法
文章目录
RK3588 CPU GPU NPU DDR定频和性能模式设置方法查看RK3588 CPU GPU DDR NPU的频率电压表CPU定频获取当前CPU支持的频点获取cpu运行的模式设置手动定频模式：userspace设置频率为2016000确认是否设置成功
GPU定频GPU的节点路径获取GPU支持的频点获取GPU运行的模式设置手动定频模式：userspace设置频率为1000000000确认是否设置成功查看GPU的负载
DDR定频DDR的节点路径获取DDR支持的频点获取DDR运行的模式设置手动定频模式：userspace设置频率为2112000000确认是否设置成功查看DDR的负载
NPU定频NPU的节点路径获取NPU支持的频点获取NPU运行的模式设置手动定频模式：userspace设置频率为1000000000确认是否设置成功查看NPU的负载
CPU性能模式GPU性能模式DDR性能模式NPU性能模式
查看RK3588 CPU GPU DDR NPU的频率电压表
在设计上面通过ADB命令可以查看机器的频率电压信息： rk3588_s:/ $ su rk3588_s:/ # cat /d/opp/opp_summary device rate(Hz) target(uV) min(uV) max(uV) ------------------------------------------------------------------- platform-fdab0000.npu 200000000 675000 675000 850000 675000 675000 850000 300000000 675000 675000 850000 675000 675000 850000 400000000 675000 675000 850000 675000 675000 850000 500000000 675000 675000 850000 675000 675000 850000 600000000 675000 675000 850000 675000 675000 850000 700000000 675000 675000 850000 675000 675000 850000 800000000 712500 712500 850000 712500 712500 850000 900000000 762500 762500 850000 762500 762500 850000 1000000000 812500 812500 850000 812500 812500 850000 platform-dmc 528000000 675000 675000 675000 1068000000 725000 725000 725000 1560000000 800000 800000 800000 2112000000 850000 850000 850000 platform-fb000000.gpu 300000000 675000 675000 850000 675000 675000 850000 400000000 675000 675000 850000 675000 675000 850000 500000000 675000 675000 850000 675000 675000 850000 600000000 675000 675000 850000 675000 675000 850000 700000000 675000 675000 850000 675000 675000 850000 800000000 700000 700000 850000 700000 700000 850000 900000000 750000 750000 850000 750000 750000 850000 1000000000 800000 800000 850000 800000 800000 850000 cpu6 408000000 675000 675000 1000000 675000 675000 1000000 600000000 675000 675000 1000000 675000 675000 1000000 816000000 675000 675000 1000000 675000 675000 1000000 1008000000 675000 675000 1000000 675000 675000 1000000 1200000000 675000 675000 1000000 675000 675000 1000000 1416000000 675000 675000 1000000 675000 675000 1000000 1608000000 700000 700000 1000000 700000 700000 1000000 1800000000 762500 762500 1000000 762500 762500 1000000 2016000000 837500 837500 1000000 837500 837500 1000000 2208000000 912500 912500 1000000 912500 912500 1000000 2400000000 962500 962500 1000000 962500 962500 1000000 cpu4 408000000 675000 675000 1000000 675000 675000 1000000 600000000 675000 675000 1000000 675000 675000 1000000 816000000 675000 675000 1000000 675000 675000 1000000 1008000000 675000 675000 1000000 675000 675000 1000000 1200000000 675000 675000 1000000 675000 675000 1000000 1416000000 675000 675000 1000000 675000 675000 1000000 1608000000 700000 700000 1000000 700000 700000 1000000 1800000000 762500 762500 1000000 762500 762500 1000000 2016000000 837500 837500 1000000 837500 837500 1000000 2208000000 912500 912500 1000000 912500 912500 1000000 2400000000 962500 962500 1000000 962500 962500 1000000 cpu0 408000000 675000 675000 950000 675000 675000 950000 600000000 675000 675000 950000 675000 675000 950000 816000000 675000 675000 950000 675000 675000 950000 1008000000 675000 675000 950000 675000 675000 950000 1200000000 675000 675000 950000 675000 675000 950000 1416000000 712500 712500 950000 712500 712500 950000 1608000000 787500 787500 950000 787500 787500 950000 1800000000 875000 875000 950000 875000 875000 950000 CPU定频RK3588的cpu是4个A55+4个A76，分为3组单独管理，节点分别是： /sys/devices/system/cpu/cpufreq/policy0:（对应4个A55：CPU0-3） affected_cpus cpuinfo_max_freq cpuinfo_transition_latency scaling_available_frequencies scaling_cur_freq scaling_governor scaling_min_freq stats cpuinfo_cur_freq cpuinfo_min_freq related_cpus scaling_available_governors scaling_driver scaling_max_freq scaling_setspeed /sys/devices/system/cpu/cpufreq/policy4:(对应2个A76：CPU4-5) affected_cpus cpuinfo_max_freq cpuinfo_transition_latency scaling_available_frequencies scaling_cur_freq scaling_governor scaling_min_freq stats cpuinfo_cur_freq cpuinfo_min_freq related_cpus scaling_available_governors scaling_driver scaling_max_freq scaling_setspeed /sys/devices/system/cpu/cpufreq/policy6:(对应2个A76：CPU6-7) affected_cpus cpuinfo_max_freq cpuinfo_transition_latency scaling_available_frequencies scaling_cur_freq scaling_governor scaling_min_freq stats cpuinfo_cur_freq cpuinfo_min_freq related_cpus scaling_available_governors scaling_driver scaling_max_freq scaling_setspeed rk3588_s:/ #以上3个CPU是独立控制，下面以设置CPU6-7为例说明如何设置CPU6-7的频率 获取当前CPU支持的频点 rk3588_s:/ # cat /sys/devices/system/cpu/cpufreq/policy6/scaling_available_frequencies 408000 600000 816000 1008000 1200000 1416000 1608000 1800000 2016000 2208000 2400000 获取cpu运行的模式 rk3588_s:/ # cat /sys/devices/system/cpu/cpufreq/policy6/scaling_available_governors conservative ondemand userspace powersave performance schedutil默认是自动变频模式：schedutil（恢复的话设置为该模式即可） 设置手动定频模式：userspace 1|rk3588_s:/ $ su rk3588_s:/ # echo userspace > /sys/devices/system/cpu/cpufreq/policy6/scaling_governor 设置频率为2016000 rk3588_s:/ # echo 2016000 > /sys/devices/system/cpu/cpufreq/policy6/scaling_setspeed 确认是否设置成功 rk3588_s:/ # cat /sys/devices/system/cpu/cpufreq/policy6/cpuinfo_cur_freq 2016000其他两组CPU也是类似的方式进行设置，操作对应的节点即可。 GPU定频 GPU的节点路径 rk3588_s:/ # ls /sys/class/devfreq/fb000000.gpu/ available_frequencies cur_freq governor max_freq name power target_freq trans_stat available_governors device load min_freq polling_interval subsystem timer uevent 获取GPU支持的频点 rk3588_s:/ # cat /sys/class/devfreq/fb000000.gpu/available_frequencies 1000000000 900000000 800000000 700000000 600000000 500000000 400000000 300000000 200000000 获取GPU运行的模式 rk3588_s:/ # cat /sys/class/devfreq/fb000000.gpu/available_governors dmc_ondemand userspace powersave performance simple_ondemand默认是自动变频模式：simple_ondemand（恢复的话设置为该模式即可） 设置手动定频模式：userspace 1|rk3588_s:/ $ su rk3588_s:/ # echo userspace > /sys/class/devfreq/fb000000.gpu/governor 设置频率为1000000000 rk3588_s:/ # echo 1000000000 > /sys/class/devfreq/fb000000.gpu/userspace/set_freq 确认是否设置成功 rk3588_s:/ # cat /sys/class/devfreq/fb000000.gpu/cur_freq 1000000000 查看GPU的负载 rk3588_s_evb7:/ # cat /sys/class/devfreq/fb000000.gpu/load 28@300000000Hz DDR定频 DDR的节点路径 1|rk3588_s:/ # ls /sys/class/devfreq/dmc/ available_frequencies cur_freq downdifferential load min_freq polling_interval subsystem target_freq trans_stat upthreshold available_governors device governor max_freq name power system_status timer uevent 获取DDR支持的频点 rk3588_s:/ # cat /sys/class/devfreq/dmc/available_frequencies 528000000 1068000000 1560000000 2112000000 获取DDR运行的模式 rk3588_s:/ # cat /sys/class/devfreq/dmc/available_governors dmc_ondemand userspace powersave performance simple_ondemand默认是自动变频模式：dmc_ondemand（恢复的话设置为该模式即可） 设置手动定频模式：userspace 1|rk3588_s:/ $ su rk3588_s:/ # echo userspace > /sys/class/devfreq/dmc/governor 设置频率为2112000000 rk3588_s:/ # echo 2112000000 > /sys/class/devfreq/dmc/userspace/set_freq 确认是否设置成功 rk3588_s:/ # cat /sys/class/devfreq/dmc/cur_freq 2112000000 查看DDR的负载 rk3588_s_evb7:/ # cat /sys/class/devfreq/dmc/load 7@528000000Hz NPU定频 NPU的节点路径 1|rk3588_s:/ # ls /sys/class/devfreq/fdab0000.npu/ available_frequencies cur_freq governor max_freq name power target_freq trans_stat userspace available_governors device load min_freq polling_interval subsystem timer uevent 获取NPU支持的频点 rk3588_s:/ # cat /sys/class/devfreq/fdab0000.npu/available_frequencies 200000000 300000000 400000000 500000000 600000000 700000000 800000000 900000000 1000000000 获取NPU运行的模式 rk3588_s:/ # cat /sys/class/devfreq/fdab0000.npu/available_governors dmc_ondemand userspace powersave performance simple_ondemand默认是自动变频模式：simple_ondemand（恢复的话设置为该模式即可） 设置手动定频模式：userspace 1|rk3588_s:/ $ su rk3588_s:/ # echo userspace > /sys/class/devfreq/fdab0000.npu/governor 设置频率为1000000000 rk3588_s:/ # echo 1000000000 > /sys/class/devfreq/fdab0000.npu/userspace/set_freq 确认是否设置成功 rk3588_s:/ # cat /sys/class/devfreq/fdab0000.npu/cur_freq 1000000000 查看NPU的负载 rk3588_s_evb7:/ # cat /sys/kernel/debug/rknpu/load NPU load: Core0: 0%, Core1: 0%, Core2: 0%, CPU性能模式 1|rk3588_s:/ $ su rk3588_s:/ # echo performance > /sys/devices/system/cpu/cpufreq/policy6/scaling_governor GPU性能模式 1|rk3588_s:/ $ su rk3588_s:/ # echo performance > sys/class/devfreq/fb000000.gpu/governor DDR性能模式 1|rk3588_s:/ $ su rk3588_s:/ # echo performance > /sys/class/devfreq/dmc/governor NPU性能模式 1|rk3588_s:/ $ su rk3588_s:/ # echo performance > /sys/class/devfreq/fdab0000.npu/governor如果有帮到您，欢迎 点赞 关注 博客主页 |
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