amdgpu_pwm_dpm_fix first add amdgpu.ppfeaturemask=0xffffffff

amdgpu_pwm_dpm_fix.sh

#!/bin/bash

enable -f /usr/lib/bash/sleep sleep

#OD_SCLK:                                                                   
#0:        825mV
#1:        825mV
#2:        825mV
#3:        950mV
#4:       1000mV
#5:        950mV
#6:       1100mV
#7:       1200mV

echo manual > /sys/class/drm/card0/device/power_dpm_force_performance_level
#echo s 0 300 800 > /sys/class/drm/card0/device/pp_od_clk_voltage
#echo m 0 300 800 > /sys/class/drm/card0/device/pp_od_clk_voltage
#echo c > /sys/class/drm/card0/device/pp_od_clk_voltage
#echo r > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 1 440 830 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 2 580 850 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 3 720 870 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 4 860 890 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 5 1000 910 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 6 1150 930 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo s 7 1280 950 > /sys/class/drm/card0/device/pp_od_clk_voltage
echo c > /sys/class/drm/card0/device/pp_od_clk_voltage

echo 5 1 10 100 50 1 10 100 20 > /sys/class/drm/card0/device/pp_power_profile_mode

echo -n 1 > /sys/class/drm/card0/device/hwmon/hwmon0/pwm1_enable 2> /dev/null

pwm=64
step=4

while true
do
    old_pwm=$pwm
    temp=`cat /sys/class/drm/card0/device/hwmon/hwmon0/temp1_input`
    if [ $temp -lt 45000 ]
    then 
        pwm=0
    elif [ $temp -lt 55000 ]
    then
        ((pwm-=step))
        pwm=$((pwm<64?64:pwm))
    elif [ $temp -gt 60000 ] && [ $pwm -lt 112 ] 
    then
        pwm=$((pwm<64?64:pwm))
        ((pwm+=step))
        pwm=$((pwm>112?112:pwm))
    elif [ $temp -lt 70000 ] && [ $pwm -gt 112 ] 
    then
        ((pwm-=step))
        pwm=$((pwm<112?112:pwm))
    elif [ $temp -gt 75000 ]
    then             
        ((pwm+=step))
        pwm=$((pwm>160?160:pwm))
    fi
    if [ $old_pwm -ne $pwm ]
    then
        echo -n $pwm > /sys/class/drm/card0/device/hwmon/hwmon0/pwm1 2> /dev/null
        echo "amdgpu:pwm = " $pwm
    fi
    sleep 2 
done