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Thermal: Add platform level information to thermal.h

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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: Durgadoss R <durgadoss.r@intel.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
This commit is contained in:
Durgadoss R 2012-09-18 11:04:55 +05:30 committed by Zhang Rui
parent 9b4298a088
commit ef87394791
1 changed files with 29 additions and 0 deletions
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29
include/linux/thermal.h
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@ -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;