include/asm-arm/leds.h

   1 /*
   2  *  linux/include/asm-arm/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 #include <linux/config.h>
  17
  18 typedef enum {
  19         led_idle_start,
  20         led_idle_end,
  21         led_timer,
  22         led_start,
  23         led_stop,
  24         led_claim,              /* override idle & timer leds */
  25         led_release,            /* restore idle & timer leds */
  26         led_start_timer_mode,
  27         led_stop_timer_mode,
  28         led_green_on,
  29         led_green_off,
  30         led_amber_on,
  31         led_amber_off,
  32         led_red_on,
  33         led_red_off,
  34         led_blue_on,
  35         led_blue_off,
  36         /*
  37          * I want this between led_timer and led_start, but
  38          * someone has decided to export this to user space
  39          */
  40         led_halted
  41 } led_event_t;
  42
  43 /* Use this routine to handle LEDs */
  44
  45 #ifdef CONFIG_LEDS
  46 extern void (*leds_event)(led_event_t);
  47 #else
  48 #define leds_event(e)
  49 #endif
  50
  51 #endif