leds.h 1.1 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051
  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. #include <linux/config.h>
  16. typedef enum {
  17. led_idle_start,
  18. led_idle_end,
  19. led_timer,
  20. led_start,
  21. led_stop,
  22. led_claim, /* override idle & timer leds */
  23. led_release, /* restore idle & timer leds */
  24. led_start_timer_mode,
  25. led_stop_timer_mode,
  26. led_green_on,
  27. led_green_off,
  28. led_amber_on,
  29. led_amber_off,
  30. led_red_on,
  31. led_red_off,
  32. led_blue_on,
  33. led_blue_off,
  34. /*
  35. * I want this between led_timer and led_start, but
  36. * someone has decided to export this to user space
  37. */
  38. led_halted
  39. } led_event_t;
  40. /* Use this routine to handle LEDs */
  41. #ifdef CONFIG_LEDS
  42. extern void (*leds_event)(led_event_t);
  43. #else
  44. #define leds_event(e)
  45. #endif
  46. #endif