diff options
Diffstat (limited to 'include/linux/thermal.h')
| -rw-r--r-- | include/linux/thermal.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 4a849f19e6c9..b90f8f5c663d 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -77,11 +77,19 @@ enum thermal_device_mode { THERMAL_DEVICE_ENABLED, }; +enum thermal_trip_activation_mode { + THERMAL_TRIP_ACTIVATION_DISABLED = 0, + THERMAL_TRIP_ACTIVATION_ENABLED, +}; + enum thermal_trip_type { THERMAL_TRIP_ACTIVE = 0, THERMAL_TRIP_PASSIVE, THERMAL_TRIP_HOT, THERMAL_TRIP_CRITICAL, + THERMAL_TRIP_CONFIGURABLE_HI, + THERMAL_TRIP_CONFIGURABLE_LOW, + THERMAL_TRIP_CRITICAL_LOW, }; enum thermal_trend { @@ -110,6 +118,8 @@ struct thermal_zone_device_ops { 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 (*activate_trip_type) (struct thermal_zone_device *, int, + enum thermal_trip_activation_mode); int (*get_trend) (struct thermal_zone_device *, int, enum thermal_trend *); int (*notify) (struct thermal_zone_device *, int, @@ -146,6 +156,30 @@ struct thermal_attr { char name[THERMAL_NAME_LENGTH]; }; +struct sensor_threshold { + long temp; + enum thermal_trip_type trip; + int (*notify)(enum thermal_trip_type type, int temp, void *data); + void *data; + uint8_t active; + struct list_head list; +}; + +struct sensor_info { + uint32_t sensor_id; + struct thermal_zone_device *tz; + int threshold_min; + int threshold_max; + int max_idx; + int min_idx; + struct list_head sensor_list; + struct list_head threshold_list; + struct mutex lock; + struct work_struct work; + struct task_struct *sysfs_notify_thread; + struct completion sysfs_notify_complete; +}; + /** * struct thermal_zone_device - structure for a thermal zone * @id: unique id number for each thermal zone @@ -210,6 +244,8 @@ struct thermal_zone_device { struct mutex lock; struct list_head node; struct delayed_work poll_queue; + struct sensor_threshold tz_threshold[2]; + struct sensor_info sensor; }; /** @@ -420,6 +456,16 @@ struct thermal_instance *get_thermal_instance(struct thermal_zone_device *, struct thermal_cooling_device *, int); void thermal_cdev_update(struct thermal_cooling_device *); void thermal_notify_framework(struct thermal_zone_device *, int); + +int sensor_get_temp(uint32_t sensor_id, int *temp); +int sensor_get_id(char *name); +int sensor_set_trip(uint32_t sensor_id, struct sensor_threshold *threshold); +int sensor_cancel_trip(uint32_t sensor_id, struct sensor_threshold *threshold); +int sensor_activate_trip(uint32_t sensor_id, struct sensor_threshold *threshold, + bool enable); +int thermal_sensor_trip(struct thermal_zone_device *tz, + enum thermal_trip_type trip, long temp); + #else static inline bool cdev_is_power_actor(struct thermal_cooling_device *cdev) { return false; } @@ -482,6 +528,20 @@ static inline void thermal_cdev_update(struct thermal_cooling_device *cdev) static inline void thermal_notify_framework(struct thermal_zone_device *tz, int trip) { } +static inline int sensor_get_id(char *name){ return -ENODEV;} +static inline int sensor_set_trip(uint32_t sensor_id, + struct sensor_threshold *threshold) +{ return ENODEV;} +static inline int sensor_cancel_trip(uint32_t sensor_id, + struct sensor_threshold *threshold) +{ return -ENODEV;} + +static inline int thermal_sensor_trip(struct thermal_zone_device *tz, + enum thermal_trip_type trip, unsigned long temp) +{ return -ENODEV;} +static inline int sensor_get_temp(uint32_t sensor_id, long *temp) +{ return -ENODEV;} + #endif /* CONFIG_THERMAL */ #if defined(CONFIG_NET) && IS_ENABLED(CONFIG_THERMAL) |