Lines Matching full:zone
13 The generic thermal sysfs provides a set of interfaces for thermal zone
17 This how-to focuses on enabling new thermal zone and cooling devices to
19 This solution is platform independent and any type of thermal zone devices
22 The main task of the thermal sysfs driver is to expose thermal zone attributes
25 inputs from thermal zone attributes (the current temperature and trip point
33 1.1 thermal zone device interface
40 This interface function adds a new thermal zone device (sensor) to
44 type: the thermal zone type.
45 trips: the total number of trip points this thermal zone supports.
48 ops: thermal zone device call-backs.
49 .bind: bind the thermal zone device with a thermal cooling device.
50 .unbind: unbind the thermal zone device with a thermal cooling device.
51 .get_temp: get the current temperature of the thermal zone.
55 .get_mode: get the current mode (enabled/disabled) of the thermal zone.
59 .set_mode: set the mode (enabled/disabled) of the thermal zone.
65 tzp: thermal zone platform parameters.
74 This interface function removes the thermal zone device.
82 This interface adds a new sensor to a DT thermal zone.
84 device tree and look for the zone that refer to the sensor device
85 pointed by dev->of_node as temperature providers. For the zone
87 thermal zone device.
109 The thermal zone temperature is provided by the get_temp() function
113 It returns error pointer if fails otherwise valid thermal zone device
120 This interface unregisters a sensor from a DT thermal zone which was
123 thermal zone device registered with thermal_zone_of_sensor_register()
124 interface. It will also silent the zone by remove the .get_temp() and
125 get_trend() thermal zone device callbacks.
153 for the thermal zone device, which might be useful for platform
159 for the thermal zone device, which might be useful for platform
168 to all the thermal zone devices registered at the same time.
180 unbinds itself from all the thermal zone devices using it.
182 1.3 interface for binding a thermal zone device with a thermal cooling device
188 point of a thermal zone device.
189 This function is usually called in the thermal zone device .bind callback.
190 tz: the thermal zone device
192 trip: indicates which trip point in this thermal zone the cooling device
201 zone. See 1.4.1 below for more information.
207 trip point of a thermal zone device. This function is usually called in
208 the thermal zone device .unbind callback.
209 tz: the thermal zone device
211 trip: indicates which trip point in this thermal zone the cooling device
214 1.4 Thermal Zone Parameters
217 a zone with a cooling device for a particular trip point.
220 zone. This is relative to the rest of the cooling
225 contribute to the cooling of this zone unless all cooling
229 this thermal zone and cdev, for a particular trip point.
230 If nth bit is set, then the cdev and thermal zone are bound
242 This structure defines the platform level parameters for a thermal zone.
243 This data, for each thermal zone should come from the platform layer.
246 .governor_name: Name of the thermal governor used for this zone
252 .num_tbps: Number of thermal_bind_params entries for this zone
265 Thermal zone device sys I/F, created once it's registered:
267 |---type: Type of the thermal zone
269 |---mode: Working mode of the thermal zone
270 |---policy: Thermal governor used for this zone
271 |---available_policies: Available thermal governors for this zone
298 the relationship between a thermal zone and its associated cooling device.
303 |---cdev[0-*]: [0-*]th cooling device in current thermal zone
306 this thermal zone
308 Besides the thermal zone device sysfs I/F and cooling device sysfs I/F,
310 of thermal zone device. E.g. the generic thermal driver registers one hwmon
315 |---name: The type of the thermal zone devices
316 |---temp[1-*]_input: The current temperature of thermal zone [1-*]
317 |---temp[1-*]_critical: The critical trip point of thermal zone [1-*]
322 * Thermal zone attributes *
326 Strings which represent the thermal zone type.
327 This is given by thermal zone driver as part of registration.
334 Current temperature as reported by thermal zone (sensor).
341 managing the thermal zone. It can be either default kernel based
344 disabled = Preventing kernel thermal zone driver actions upon
350 One of the various thermal governors used for a particular zone.
354 Available thermal governors which can be used for a particular zone.
365 thermal zone.
379 The trip point in this thermal zone which cdev[0-*] is associated
385 The influence of cdev[0-*] in this thermal zone. This value
387 zone. For example, if a cooling device has a weight double
389 thermal zone.
396 passive trip point for the zone. Activation is done by polling with
403 Interface to set the emulated temperature method in thermal zone
404 (sensor). After setting this temperature, the thermal zone may pass
418 the thermal zone. Used by the power allocator governor. For
526 ACPI thermal zone may support multiple trip points like critical, hot,
527 passive, active. If an ACPI thermal zone supports critical, passive,
532 effectiveness in cooling the thermal zone.
585 thermal zone device will be used in the message to identify the zone. The
593 This function returns the trend of a thermal zone, i.e the rate of change
594 of temperature of the thermal zone. Ideally, the thermal sensor drivers