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
52