diff options
Diffstat (limited to 'include/linux/thermal.h')
| -rw-r--r-- | include/linux/thermal.h | 92 |
1 files changed, 57 insertions, 35 deletions
diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 87837094d549..a5ae4af955ff 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -53,6 +53,20 @@ enum thermal_notify_event { THERMAL_EVENT_KEEP_ALIVE, /* Request for user space handler to respond */ }; +/** + * struct thermal_trip - representation of a point in temperature domain + * @temperature: temperature value in miliCelsius + * @hysteresis: relative hysteresis in miliCelsius + * @type: trip point type + * @priv: pointer to driver data associated with this trip + */ +struct thermal_trip { + int temperature; + int hysteresis; + enum thermal_trip_type type; + void *priv; +}; + struct thermal_zone_device_ops { int (*bind) (struct thermal_zone_device *, struct thermal_cooling_device *); @@ -62,32 +76,16 @@ struct thermal_zone_device_ops { int (*set_trips) (struct thermal_zone_device *, int, int); int (*change_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, int *); int (*set_trip_temp) (struct thermal_zone_device *, int, int); - int (*get_trip_hyst) (struct thermal_zone_device *, int, int *); int (*set_trip_hyst) (struct thermal_zone_device *, int, int); int (*get_crit_temp) (struct thermal_zone_device *, int *); int (*set_emul_temp) (struct thermal_zone_device *, int); - int (*get_trend) (struct thermal_zone_device *, int, - enum thermal_trend *); + int (*get_trend) (struct thermal_zone_device *, + const struct thermal_trip *, enum thermal_trend *); void (*hot)(struct thermal_zone_device *); void (*critical)(struct thermal_zone_device *); }; -/** - * struct thermal_trip - representation of a point in temperature domain - * @temperature: temperature value in miliCelsius - * @hysteresis: relative hysteresis in miliCelsius - * @type: trip point type - */ -struct thermal_trip { - int temperature; - int hysteresis; - enum thermal_trip_type type; -}; - struct thermal_cooling_device_ops { int (*get_max_state) (struct thermal_cooling_device *, unsigned long *); int (*get_cur_state) (struct thermal_cooling_device *, unsigned long *); @@ -287,6 +285,9 @@ int thermal_zone_get_trip(struct thermal_zone_device *tz, int trip_id, int thermal_zone_set_trip(struct thermal_zone_device *tz, int trip_id, const struct thermal_trip *trip); +int for_each_thermal_trip(struct thermal_zone_device *tz, + int (*cb)(struct thermal_trip *, void *), + void *data); int thermal_zone_get_num_trips(struct thermal_zone_device *tz); int thermal_zone_get_crit_temp(struct thermal_zone_device *tz, int *temp); @@ -299,16 +300,22 @@ int thermal_acpi_critical_trip_temp(struct acpi_device *adev, int *ret_temp); #endif #ifdef CONFIG_THERMAL -struct thermal_zone_device *thermal_zone_device_register(const char *, int, int, - void *, struct thermal_zone_device_ops *, - struct thermal_zone_params *, int, int); - -void thermal_zone_device_unregister(struct thermal_zone_device *); - -struct thermal_zone_device * -thermal_zone_device_register_with_trips(const char *, struct thermal_trip *, int, int, - void *, struct thermal_zone_device_ops *, - struct thermal_zone_params *, int, int); +struct thermal_zone_device *thermal_zone_device_register_with_trips( + const char *type, + struct thermal_trip *trips, + int num_trips, int mask, + void *devdata, + struct thermal_zone_device_ops *ops, + const struct thermal_zone_params *tzp, + int passive_delay, int polling_delay); + +struct thermal_zone_device *thermal_tripless_zone_device_register( + const char *type, + void *devdata, + struct thermal_zone_device_ops *ops, + const struct thermal_zone_params *tzp); + +void thermal_zone_device_unregister(struct thermal_zone_device *tz); void *thermal_zone_device_priv(struct thermal_zone_device *tzd); const char *thermal_zone_device_type(struct thermal_zone_device *tzd); @@ -323,6 +330,10 @@ int thermal_zone_unbind_cooling_device(struct thermal_zone_device *, int, struct thermal_cooling_device *); void thermal_zone_device_update(struct thermal_zone_device *, enum thermal_notify_event); +void thermal_zone_device_exec(struct thermal_zone_device *tz, + void (*cb)(struct thermal_zone_device *, + unsigned long), + unsigned long data); struct thermal_cooling_device *thermal_cooling_device_register(const char *, void *, const struct thermal_cooling_device_ops *); @@ -345,15 +356,26 @@ int thermal_zone_device_enable(struct thermal_zone_device *tz); int thermal_zone_device_disable(struct thermal_zone_device *tz); void thermal_zone_device_critical(struct thermal_zone_device *tz); #else -static inline struct thermal_zone_device *thermal_zone_device_register( - const char *type, int trips, int mask, void *devdata, - struct thermal_zone_device_ops *ops, - struct thermal_zone_params *tzp, - int passive_delay, int polling_delay) +static inline struct thermal_zone_device *thermal_zone_device_register_with_trips( + const char *type, + struct thermal_trip *trips, + int num_trips, int mask, + void *devdata, + struct thermal_zone_device_ops *ops, + const struct thermal_zone_params *tzp, + int passive_delay, int polling_delay) { return ERR_PTR(-ENODEV); } -static inline void thermal_zone_device_unregister( - struct thermal_zone_device *tz) + +static inline struct thermal_zone_device *thermal_tripless_zone_device_register( + const char *type, + void *devdata, + struct thermal_zone_device_ops *ops, + const struct thermal_zone_params *tzp) +{ return ERR_PTR(-ENODEV); } + +static inline void thermal_zone_device_unregister(struct thermal_zone_device *tz) { } + static inline struct thermal_cooling_device * thermal_cooling_device_register(const char *type, void *devdata, const struct thermal_cooling_device_ops *ops) |