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
  17 typedef 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
  45 extern void (*leds_event)(led_event_t);
  46 #else
  47 #define leds_event(e)
  48 #endif
  49
  50 #endif