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- #include <linux/thermal.h>
- #include <linux/slab.h>
- #include "thermal_core.h"
- static int notify_user_space(struct thermal_zone_device *tz, int trip)
- {
- char *thermal_prop[5];
- int i;
- mutex_lock(&tz->lock);
- thermal_prop[0] = kasprintf(GFP_KERNEL, "NAME=%s", tz->type);
- thermal_prop[1] = kasprintf(GFP_KERNEL, "TEMP=%d", tz->temperature);
- thermal_prop[2] = kasprintf(GFP_KERNEL, "TRIP=%d", trip);
- thermal_prop[3] = kasprintf(GFP_KERNEL, "EVENT=%d", tz->notify_event);
- thermal_prop[4] = NULL;
- kobject_uevent_env(&tz->device.kobj, KOBJ_CHANGE, thermal_prop);
- for (i = 0; i < 4; ++i)
- kfree(thermal_prop[i]);
- mutex_unlock(&tz->lock);
- return 0;
- }
- static struct thermal_governor thermal_gov_user_space = {
- .name = "user_space",
- .throttle = notify_user_space,
- };
- int thermal_gov_user_space_register(void)
- {
- return thermal_register_governor(&thermal_gov_user_space);
- }
- void thermal_gov_user_space_unregister(void)
- {
- thermal_unregister_governor(&thermal_gov_user_space);
- }
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