Cross Reference: /drivers/macintosh/windfarm

Lines Matching defs:control
2  * Windfarm PowerMac thermal control. iMac G5 iSight
17  * The algorithm used is the PID control algorithm, used the same way
25  * controls with a tiny difference. The control-ids of hard-drive-fan
36  * OD Fan control correction.
46  * HD Fan control correction.
56  * CPU Fan control correction.
70  * control value. The correction is computed in the following way :
74  * ref_value is the value of the reference control. If new_min is
81  *   control	: cpu-fan
87  *   control	: optical-drive-fan
98  * The various control loops found in Darwin config file are:
100  * HD Fan control loop.
103  *   control        : hard-drive-fan
113  *   control        : hard-drive-fan
122  * OD Fan control loop.
125  *   control        : optical-drive-fan
135  *   control        : optical-drive-fan
144  * GPU Fan control loop.
147  *   control        : hard-drive-fan
157  *   control        : cpu-fan
166  * KODIAK (aka northbridge) Fan control loop.
169  *   control        : optical-drive-fan
179  *   control        : hard-drive-fan
188  * CPU Fan control loop.
190  *   control        : cpu-fan
195  * CPU Slew control loop.
197  *   control        : cpufreq-clamp
248 /* Set to kick the control loop into life */
260 	LOOP_GPU,		/* control = hd or cpu, but luckily,
262 	LOOP_HD,		/* control = hd */
263 	LOOP_KODIAK,		/* control = hd or od */
264 	LOOP_OD,		/* control = od */
355 /* Since each loop handles only one control and we want to avoid
356  * writing virtual control, we store the control correction with the
370 	/* GPU Fan control loop */
385 	/* HD Fan control loop */
400 	/* KODIAK Fan control loop */
415 	/* OD Fan control loop */
438 /* State data used by the system fans control loop
455 /* State data used by the cpu fans control loop
521 	struct wf_control *control = NULL;
540 	control = controls[param->control_id];
558 	if(control)
560 		pid_param.min		= control->ops->get_min(control);
561 		pid_param.max		= control->ops->get_max(control);
565 		 * Perhaps goto fail  if control == NULL  above?
573 	pr_debug("pm121: %s Fan control loop initialized.\n"
581 	   control the same control */
584 	       loop_names[loop_id], control ? control->name : "uninitialized value");
586 	if (control)
587 		wf_control_set_max(control);
595 	struct wf_control *control;
602 	control = controls[param->control_id];
636 		 control->name, (int)new_setpoint);
638 	if (control && pm121_failure_state == 0) {
639 		rc = control->ops->set_value(control, st->setpoint);
642 			       control->name, rc);
691 		       "CPU control loop (%d)\n", piddata->history_len);
711 	pr_debug("pm121: CPU Fan control initialized.\n");
804 		pr_debug("pm121: creating control loops !\n");
867 	 * the control loop levels, but we don't want to keep it clear
955 		pr_debug("pm121: new control %s detected\n",
1051 MODULE_DESCRIPTION("Thermal control logic for iMac G5 (iSight)");