amdgpu_dpm_get_fan_speed_pwm
err = amdgpu_dpm_get_fan_speed_pwm(adev, &speed);
if (((amdgpu_dpm_get_fan_speed_pwm(adev, NULL) == -EOPNOTSUPP) &&
(amdgpu_dpm_get_fan_speed_pwm(adev, NULL) == -EOPNOTSUPP) &&
int amdgpu_dpm_get_fan_speed_pwm(struct amdgpu_device *adev,