leds: add possibility to remove leds classdevs during suspend/resume

[linux-2.6-omap-h63xx.git] / drivers / leds / led-class.c

diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index 64c66b3769c99edf05af6ae8d104a70a8240f2e1..4a938780dfc380e187b058afcd4da96be6cdf3f8 100644 (file)
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -137,12 +137,14 @@ err_out:
 EXPORT_SYMBOL_GPL(led_classdev_register);
 
 /**
- * led_classdev_unregister - unregisters a object of led_properties class.
+ * __led_classdev_unregister - unregisters a object of led_properties class.
  * @led_cdev: the led device to unregister
+ * @suspended: indicates whether system-wide suspend or resume is in progress
  *
  * Unregisters a previously registered via led_classdev_register object.
  */
-void led_classdev_unregister(struct led_classdev *led_cdev)
+void __led_classdev_unregister(struct led_classdev *led_cdev,
+                                     bool suspended)
 {
        device_remove_file(led_cdev->dev, &dev_attr_brightness);
 #ifdef CONFIG_LEDS_TRIGGERS
@@ -153,13 +155,16 @@ void led_classdev_unregister(struct led_classdev *led_cdev)
        up_write(&led_cdev->trigger_lock);
 #endif
 
-       device_unregister(led_cdev->dev);
+       if (suspended)
+               device_pm_schedule_removal(led_cdev->dev);
+       else
+               device_unregister(led_cdev->dev);
 
        down_write(&leds_list_lock);
        list_del(&led_cdev->node);
        up_write(&leds_list_lock);
 }
-EXPORT_SYMBOL_GPL(led_classdev_unregister);
+EXPORT_SYMBOL_GPL(__led_classdev_unregister);
 
 static int __init leds_init(void)
 {