WF_CONTROL_RPM_FAN
case WF_CONTROL_RPM_FAN:
fan->ctrl.type = WF_CONTROL_RPM_FAN;
param.additive = (fan_hd->type == WF_CONTROL_RPM_FAN);
param.additive = (fan_slots->type == WF_CONTROL_RPM_FAN);
fct->ctrl.type = pwm_fan ? WF_CONTROL_PWM_FAN : WF_CONTROL_RPM_FAN;