LXR linux/arch/arm/include/asm/leds.h

   1/*
   2 *  arch/arm/include/asm/leds.h
   3 *
   4 *  Copyright (C) 1998 Russell King
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 *
  10 *  Event-driven interface for LEDs on machines
  11 *  Added led_start and led_stop- Alex Holden, 28th Dec 1998.
  12 */
  13#ifndef ASM_ARM_LEDS_H
  14#define ASM_ARM_LEDS_H
  15
  16
  17typedef enum {
  18        led_idle_start,
  19        led_idle_end,
  20        led_timer,
  21        led_start,
  22        led_stop,
  23        led_claim,              /* override idle & timer leds */
  24        led_release,            /* restore idle & timer leds */
  25        led_start_timer_mode,
  26        led_stop_timer_mode,
  27        led_green_on,
  28        led_green_off,
  29        led_amber_on,
  30        led_amber_off,
  31        led_red_on,
  32        led_red_off,
  33        led_blue_on,
  34        led_blue_off,
  35        /*
  36         * I want this between led_timer and led_start, but
  37         * someone has decided to export this to user space
  38         */
  39        led_halted
  40} led_event_t;
  41
  42/* Use this routine to handle LEDs */
  43
  44#ifdef CONFIG_LEDS
  45extern void (*leds_event)(led_event_t);
  46#else
  47#define leds_event(e)
  48#endif
  49
  50#endif
  51