#include <linux/idr.h>
#include <linux/device.h>
+#include <linux/workqueue.h>
struct thermal_zone_device;
struct thermal_cooling_device;
+enum thermal_device_mode {
+ THERMAL_DEVICE_DISABLED = 0,
+ THERMAL_DEVICE_ENABLED,
+};
+
+enum thermal_trip_type {
+ THERMAL_TRIP_ACTIVE = 0,
+ THERMAL_TRIP_PASSIVE,
+ THERMAL_TRIP_HOT,
+ THERMAL_TRIP_CRITICAL,
+};
+
struct thermal_zone_device_ops {
int (*bind) (struct thermal_zone_device *,
struct thermal_cooling_device *);
int (*unbind) (struct thermal_zone_device *,
struct thermal_cooling_device *);
- int (*get_temp) (struct thermal_zone_device *, char *);
- int (*get_mode) (struct thermal_zone_device *, char *);
- int (*set_mode) (struct thermal_zone_device *, const char *);
- int (*get_trip_type) (struct thermal_zone_device *, int, char *);
- int (*get_trip_temp) (struct thermal_zone_device *, int, char *);
+ int (*get_temp) (struct thermal_zone_device *, unsigned long *);
+ int (*get_mode) (struct thermal_zone_device *,
+ enum thermal_device_mode *);
+ int (*set_mode) (struct thermal_zone_device *,
+ enum thermal_device_mode);
+ int (*get_trip_type) (struct thermal_zone_device *, int,
+ enum thermal_trip_type *);
+ int (*get_trip_temp) (struct thermal_zone_device *, int,
+ unsigned long *);
+ int (*get_crit_temp) (struct thermal_zone_device *, unsigned long *);
+ int (*notify) (struct thermal_zone_device *, int,
+ enum thermal_trip_type);
};
struct thermal_cooling_device_ops {
- int (*get_max_state) (struct thermal_cooling_device *, char *);
- int (*get_cur_state) (struct thermal_cooling_device *, char *);
- int (*set_cur_state) (struct thermal_cooling_device *, unsigned int);
+ int (*get_max_state) (struct thermal_cooling_device *, unsigned long *);
+ int (*get_cur_state) (struct thermal_cooling_device *, unsigned long *);
+ int (*set_cur_state) (struct thermal_cooling_device *, unsigned long);
};
#define THERMAL_TRIPS_NONE -1
-#define THERMAL_MAX_TRIPS 10
+#define THERMAL_MAX_TRIPS 12
#define THERMAL_NAME_LENGTH 20
struct thermal_cooling_device {
int id;
((long)t-2732+5)/10 : ((long)t-2732-5)/10)
#define CELSIUS_TO_KELVIN(t) ((t)*10+2732)
+#if defined(CONFIG_THERMAL_HWMON)
+/* thermal zone devices with the same type share one hwmon device */
+struct thermal_hwmon_device {
+ char type[THERMAL_NAME_LENGTH];
+ struct device *device;
+ int count;
+ struct list_head tz_list;
+ struct list_head node;
+};
+
+struct thermal_hwmon_attr {
+ struct device_attribute attr;
+ char name[16];
+};
+#endif
+
struct thermal_zone_device {
int id;
char type[THERMAL_NAME_LENGTH];
struct device device;
void *devdata;
int trips;
+ int tc1;
+ int tc2;
+ int passive_delay;
+ int polling_delay;
+ int last_temperature;
+ bool passive;
+ unsigned int forced_passive;
struct thermal_zone_device_ops *ops;
struct list_head cooling_devices;
struct idr idr;
struct mutex lock; /* protect cooling devices list */
struct list_head node;
+ struct delayed_work poll_queue;
+#if defined(CONFIG_THERMAL_HWMON)
+ struct list_head hwmon_node;
+ struct thermal_hwmon_device *hwmon;
+ struct thermal_hwmon_attr temp_input; /* hwmon sys attr */
+ struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */
+#endif
};
struct thermal_zone_device *thermal_zone_device_register(char *, int, void *,
struct
thermal_zone_device_ops
- *);
+ *, int tc1, int tc2,
+ int passive_freq,
+ int polling_freq);
void thermal_zone_device_unregister(struct thermal_zone_device *);
int thermal_zone_bind_cooling_device(struct thermal_zone_device *, int,
struct thermal_cooling_device *);
int thermal_zone_unbind_cooling_device(struct thermal_zone_device *, int,
struct thermal_cooling_device *);
-
-#ifdef CONFIG_THERMAL
+void thermal_zone_device_update(struct thermal_zone_device *);
struct thermal_cooling_device *thermal_cooling_device_register(char *, void *,
struct
thermal_cooling_device_ops
*);
void thermal_cooling_device_unregister(struct thermal_cooling_device *);
-#else
-static inline struct thermal_cooling_device
-*thermal_cooling_device_register(char *c, void *v,
- struct thermal_cooling_device_ops *t)
-{
- return NULL;
-}
-static inline
- void thermal_cooling_device_unregister(struct thermal_cooling_device *t)
-{
-};
-#endif
#endif /* __THERMAL_H__ */