59 #define TZ_NOTIFY_LEVELS	0x81 /* Cooling levels changed. */
92     int				tz_active;	/*Current active cooling*/
95     int				tz_requested;	/*Minimum active cooling*/
107 					/*Current cooling starting time*/
117     /* passive cooling */
174 /* Minimum cooling run time */
249 		       "minimum cooling run time in sec");  in acpi_tz_attach()
270 	0, acpi_tz_active_sysctl, "I", "cooling is active");  in acpi_tz_attach()
275 	"enable passive (speed reduction) cooling");  in acpi_tz_attach()
283 	"passive cooling temp setpoint");  in acpi_tz_attach()
303 	"I", "thermal constant 1 for passive cooling");  in acpi_tz_attach()
307 	"I", "thermal constant 2 for passive cooling");  in acpi_tz_attach()
311 	"I", "thermal sampling period for passive cooling");  in acpi_tz_attach()
352      * Create a thread to handle passive cooling for 1st zone which  in acpi_tz_startup()
401      * with passive cooling thread which refers psv, tc1, tc2 and tsp.  in acpi_tz_establish()
516 	/* XXX disable zone? go to max cooling? */  in acpi_tz_monitor()
534      * minimum cooling run time if requested.  in acpi_tz_monitor()
561     /* If the active cooling state has changed, we have to switch things. */  in acpi_tz_monitor()
564 	 * We don't know which cooling device is on or off,  in acpi_tz_monitor()
580 	/* Turn off unneeded cooling devices that are on, if any are */  in acpi_tz_monitor()
587 	/* Turn on cooling devices that are required, if any are */  in acpi_tz_monitor()
603     /* XXX (de)activate any passive cooling that may be required. */  in acpi_tz_monitor()
895  * acpi_tz_monitor() before evaluating changes to setpoints or the cooling
918     /* XXX passive cooling actions? */  in acpi_tz_timeout()
1143  * Passive cooling thread; monitors current temperature according to the
1144  * cooling interval and calculates whether to scale back CPU frequency.
1173 		 * active, disable cooling.  in acpi_tz_cooling_thread()
1177 			"failed to set new freq, disabling passive cooling\n");  in acpi_tz_cooling_thread()
1183 	tsleep(&sc->tz_cooling_proc, PZERO, "cooling",  in acpi_tz_cooling_thread()
1198  * TODO: We ignore _PSL (list of cooling devices) since cpufreq enumerates