Python amdgpu-fan package also doesn't work for me. Neither does sudo sh -c: sudo sh -c 'echo 225 > /sys/class/drm/card1/device/hwmon/hwmon1/pwm1'Īrchilinux Wiki states it should be possible though They edit values directly with echo and looks like it works for them.Īnother guide also recommends configuring fans this way I have also tried sysfs config to edit these params but it didn't work: $ cat /etc/nfĬlass/drm/card1/device/hwmon/hwmon1/pwm1 = 255Ĭlass/drm/card1/device/hwmon/hwmon1/pwm1_enable = 1 $ echo 255 > /sys/class/drm/card1/device/hwmon/hwmon1/pwm1īash: echo: write error: Invalid argument Obviously, it doesn't work due to missing permissions (even with sudo/ root) because it is /sys: $ sudo su I'm trying to lock RPM of my AMD Radeon videocard fans at the full speed: echo 1 > /sys/class/hwmon/hwmon1/pwm1_enable
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