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-rw-r--r--drivers/thermal/user_space.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/thermal/user_space.c b/drivers/thermal/user_space.c
index 10adcddc8821..c908150c268d 100644
--- a/drivers/thermal/user_space.c
+++ b/drivers/thermal/user_space.c
@@ -23,19 +23,30 @@
23 */ 23 */
24 24
25#include <linux/thermal.h> 25#include <linux/thermal.h>
26 26#include <linux/slab.h>
27#include "thermal_core.h" 27#include "thermal_core.h"
28 28
29/** 29/**
30 * notify_user_space - Notifies user space about thermal events 30 * notify_user_space - Notifies user space about thermal events
31 * @tz - thermal_zone_device 31 * @tz - thermal_zone_device
32 * @trip - Trip point index
32 * 33 *
33 * This function notifies the user space through UEvents. 34 * This function notifies the user space through UEvents.
34 */ 35 */
35static int notify_user_space(struct thermal_zone_device *tz, int trip) 36static int notify_user_space(struct thermal_zone_device *tz, int trip)
36{ 37{
38 char *thermal_prop[5];
39 int i;
40
37 mutex_lock(&tz->lock); 41 mutex_lock(&tz->lock);
38 kobject_uevent(&tz->device.kobj, KOBJ_CHANGE); 42 thermal_prop[0] = kasprintf(GFP_KERNEL, "NAME=%s", tz->type);
43 thermal_prop[1] = kasprintf(GFP_KERNEL, "TEMP=%d", tz->temperature);
44 thermal_prop[2] = kasprintf(GFP_KERNEL, "TRIP=%d", trip);
45 thermal_prop[3] = kasprintf(GFP_KERNEL, "EVENT=%d", tz->notify_event);
46 thermal_prop[4] = NULL;
47 kobject_uevent_env(&tz->device.kobj, KOBJ_CHANGE, thermal_prop);
48 for (i = 0; i < 4; ++i)
49 kfree(thermal_prop[i]);
39 mutex_unlock(&tz->lock); 50 mutex_unlock(&tz->lock);
40 return 0; 51 return 0;
41} 52}