65 #define FCU_PWM_RPM(x)    0x31 + (x) * 2 /* Get RPM. */
78 	int     rpm;  member
89 /* We can read the PWM and the RPM from a PWM controlled fan.
106 static int  fcu_fan_set_rpm(struct fcu_fan *fan, int rpm);
110 			    int *rpm);
253 	device_printf(dev, "FCU initialized, RPM shift: %d\n",  in fcu_start()
265 fcu_fan_set_rpm(struct fcu_fan *fan, int rpm)  in fcu_fan_set_rpm()  argument
274 	rpm = max(fan->fan.min_rpm, rpm);  in fcu_fan_set_rpm()
275 	rpm = min(fan->fan.max_rpm, rpm);  in fcu_fan_set_rpm()
279 		fan->setpoint = rpm;  in fcu_fan_set_rpm()
285 	buf[0] = rpm >> (8 - fcu_rpm_shift);  in fcu_fan_set_rpm()
286 	buf[1] = rpm << fcu_rpm_shift;  in fcu_fan_set_rpm()
301 	int rpm;  in fcu_fan_get_rpm()  local
312 			    "RPM Fan not available ID: %d\n", fan->id);  in fcu_fan_get_rpm()
321 			    "RPM Fan failed ID: %d\n", fan->id);  in fcu_fan_get_rpm()
329 			device_printf(fan->dev, "RPM Fan not active ID: %d\n",  in fcu_fan_get_rpm()
340 	/* It seems that we can read the fans rpm. */  in fcu_fan_get_rpm()
344 	rpm = (buff[0] << (8 - fcu_rpm_shift)) | buff[1] >> fcu_rpm_shift;  in fcu_fan_get_rpm()
346 	return (rpm);  in fcu_fan_get_rpm()
382 fcu_fan_get_pwm(device_t dev, struct fcu_fan *fan, int *pwm, int *rpm)  in fcu_fan_get_pwm()  argument
430 	/* Now read the rpm. */  in fcu_fan_get_pwm()
435 	*rpm = (buf[0] << (8 - fcu_rpm_shift)) | buf[1] >> fcu_rpm_shift;  in fcu_fan_get_pwm()
478 		if (strcmp(type + len, "fan-rpm") == 0)  in fcu_fill_fan_prop()
528 	int rpm = 0, pwm = 0, error = 0;  in fcu_fanrpm_sysctl()  local
534 		rpm = fcu_fan_get_rpm(fan);  in fcu_fanrpm_sysctl()
535 		if (rpm < 0)  in fcu_fanrpm_sysctl()
537 		error = sysctl_handle_int(oidp, &rpm, 0, req);  in fcu_fanrpm_sysctl()
539 		error = fcu_fan_get_pwm(fcu, fan, &pwm, &rpm);  in fcu_fanrpm_sysctl()
548 			error = sysctl_handle_int(oidp, &rpm, 0, req);  in fcu_fanrpm_sysctl()
556 	/* We can only read the RPM from a PWM controlled fan, so return. */  in fcu_fanrpm_sysctl()
564 		return (fcu_fan_set_rpm(fan, rpm));  in fcu_fanrpm_sysctl()
623 				       "Minimum allowed RPM");  in fcu_attach_fans()
627 				       "Maximum allowed RPM");  in fcu_attach_fans()
630 			    "rpm", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT,  in fcu_attach_fans()
631 			    dev, i, fcu_fanrpm_sysctl, "I", "Fan RPM");  in fcu_attach_fans()
635 					&sc->sc_fans[i].rpm);  in fcu_attach_fans()
656 			    "rpm", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_NEEDGIANT,  in fcu_attach_fans()
658 			    "Fan RPM");  in fcu_attach_fans()
662 	/* Dump fan location, type & RPM. */  in fcu_attach_fans()
667 				      "RPM: %d\n", sc->sc_fans[i].fan.name,  in fcu_attach_fans()
671 				      sc->sc_fans[i].rpm );  in fcu_attach_fans()