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Thermal: Make thermal_cdev_update as a global function

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This patch makes the thermal_cdev_update function as a
global one, so that other files can use it. This function
serves as a single arbitrator to set the state of a cooling
device.

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 11:05:00 +05:30 committed by Zhang Rui
parent 7e8ee1e9d7
commit dc76548269
2 changed files with 4 additions and 2 deletions
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5
drivers/thermal/thermal_sys.c
View File

@ -1257,7 +1257,7 @@ void thermal_cooling_device_unregister(struct thermal_cooling_device *cdev)
}
EXPORT_SYMBOL(thermal_cooling_device_unregister);
static void thermal_cdev_do_update(struct thermal_cooling_device *cdev)
void thermal_cdev_update(struct thermal_cooling_device *cdev)
{
struct thermal_instance *instance;
unsigned long target = 0;
@ -1278,13 +1278,14 @@ static void thermal_cdev_do_update(struct thermal_cooling_device *cdev)
cdev->ops->set_cur_state(cdev, target);
cdev->updated = true;
}
EXPORT_SYMBOL(thermal_cdev_update);
static void thermal_zone_do_update(struct thermal_zone_device *tz)
{
struct thermal_instance *instance;
list_for_each_entry(instance, &tz->thermal_instances, tz_node)
thermal_cdev_do_update(instance->cdev);
thermal_cdev_update(instance->cdev);
}
/*

1
include/linux/thermal.h
View File

@ -231,6 +231,7 @@ void thermal_cooling_device_unregister(struct thermal_cooling_device *);
int get_tz_trend(struct thermal_zone_device *, int);
struct thermal_instance *get_thermal_instance(struct thermal_zone_device *,
struct thermal_cooling_device *, int);
void thermal_cdev_update(struct thermal_cooling_device *);
int thermal_register_governor(struct thermal_governor *);
void thermal_unregister_governor(struct thermal_governor *);