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Commit ef873947 authored by Durgadoss R's avatar Durgadoss R Committed by Zhang Rui
Browse files

Thermal: Add platform level information to thermal.h 



This patch adds platform level information to thermal.h
by introducing two structures to hold:
 * bind parameters for a thermal zone,
 * zone level platform parameters

Signed-off-by: default avatarDurgadoss R <durgadoss.r@intel.com>
Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
parent 9b4298a0

include/linux/thermal.h

+29 −0
Original line number Diff line number Diff line
@@ -157,6 +157,7 @@ struct thermal_zone_device { 
	int passive;

	unsigned int forced_passive;

	const struct thermal_zone_device_ops *ops;

	const struct thermal_zone_params *tzp;

	struct list_head thermal_instances;

	struct idr idr;

	struct mutex lock; /* protect thermal_instances list */
@@ -164,6 +165,34 @@ struct thermal_zone_device { 
	struct delayed_work poll_queue;

};



/* Structure that holds binding parameters for a zone */

struct thermal_bind_params {

	struct thermal_cooling_device *cdev;



	/*

	 * This is a measure of 'how effectively these devices can

	 * cool 'this' thermal zone. The shall be determined by platform

	 * characterization. This is on a 'percentage' scale.

	 * See Documentation/thermal/sysfs-api.txt for more information.

	 */

	int weight;



	/*

	 * This is a bit mask that gives the binding relation between this

	 * thermal zone and cdev, for a particular trip point.

	 * See Documentation/thermal/sysfs-api.txt for more information.

	 */

	int trip_mask;

	int (*match) (struct thermal_zone_device *tz,

			struct thermal_cooling_device *cdev);

};



/* Structure to define Thermal Zone parameters */

struct thermal_zone_params {

	int num_tbps;	/* Number of tbp entries */

	struct thermal_bind_params *tbp;

};



struct thermal_genl_event {

	u32 orig;

	enum events event;