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path: root/drivers/leds/trigger/ledtrig-transient.c
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Diffstat (limited to 'drivers/leds/trigger/ledtrig-transient.c')
-rw-r--r--drivers/leds/trigger/ledtrig-transient.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/leds/trigger/ledtrig-transient.c b/drivers/leds/trigger/ledtrig-transient.c
index 7e6011bd3646..7acce64b692a 100644
--- a/drivers/leds/trigger/ledtrig-transient.c
+++ b/drivers/leds/trigger/ledtrig-transient.c
@@ -33,12 +33,14 @@ struct transient_trig_data {
int restore_state;
unsigned long duration;
struct timer_list timer;
+ struct led_classdev *led_cdev;
};
-static void transient_timer_function(unsigned long data)
+static void transient_timer_function(struct timer_list *t)
{
- struct led_classdev *led_cdev = (struct led_classdev *) data;
- struct transient_trig_data *transient_data = led_cdev->trigger_data;
+ struct transient_trig_data *transient_data =
+ from_timer(transient_data, t, timer);
+ struct led_classdev *led_cdev = transient_data->led_cdev;
transient_data->activate = 0;
led_set_brightness_nosleep(led_cdev, transient_data->restore_state);
@@ -169,6 +171,7 @@ static void transient_trig_activate(struct led_classdev *led_cdev)
return;
}
led_cdev->trigger_data = tdata;
+ tdata->led_cdev = led_cdev;
rc = device_create_file(led_cdev->dev, &dev_attr_activate);
if (rc)
@@ -182,8 +185,7 @@ static void transient_trig_activate(struct led_classdev *led_cdev)
if (rc)
goto err_out_state;
- setup_timer(&tdata->timer, transient_timer_function,
- (unsigned long) led_cdev);
+ timer_setup(&tdata->timer, transient_timer_function, 0);
led_cdev->activated = true;
return;