leds: allow led-drivers to use a variable range of brightness values

[karo-tx-linux.git] / include / linux / leds.h

diff --git a/include/linux/leds.h b/include/linux/leds.h
index d3a73f5a48c3f0514508da1395914e7846b488c5..17d277e0c4a645d6be61bfffb84539f36cacace5 100644 (file)
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -30,9 +30,13 @@ enum led_brightness {
 struct led_classdev {
        const char              *name;
        int                      brightness;
+       int                      max_brightness;
        int                      flags;
 
+       /* Lower 16 bits reflect status */
 #define LED_SUSPENDED          (1 << 0)
+       /* Upper 16 bits reflect control information */
+#define LED_CORE_SUSPENDRESUME (1 << 16)
 
        /* Set LED brightness level */
        /* Must not sleep, use a workqueue if needed */
@@ -62,7 +66,7 @@ struct led_classdev {
 
 extern int led_classdev_register(struct device *parent,
                                 struct led_classdev *led_cdev);
-extern void led_classdev_unregister(struct led_classdev *lcd);
+extern void led_classdev_unregister(struct led_classdev *led_cdev);
 extern void led_classdev_suspend(struct led_classdev *led_cdev);
 extern void led_classdev_resume(struct led_classdev *led_cdev);