leds.h 1.0 KB

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