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pSeries_reconfig.h

pSeries_reconfig.h 1.4 KB
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  1. #ifndef _PPC64_PSERIES_RECONFIG_H
    2. 

  2. #define _PPC64_PSERIES_RECONFIG_H
    3. 

  3. #ifdef __KERNEL__
    4. 

  4. 

  5. #include <linux/notifier.h>
    6. 

  6. 

  7. /*
    8. 

  8.  * Use this API if your code needs to know about OF device nodes being
    9. 

  9.  * added or removed on pSeries systems.
    10. 

  10.  */
    11. 

  11. 

  12. #define PSERIES_RECONFIG_ADD		0x0001
    13. 

  13. #define PSERIES_RECONFIG_REMOVE		0x0002
    14. 

  14. #define PSERIES_DRCONF_MEM_ADD		0x0003
    15. 

  15. #define PSERIES_DRCONF_MEM_REMOVE	0x0004
    16. 

  16. #define PSERIES_UPDATE_PROPERTY		0x0005
    17. 

  17. 

  18. /**
    19. 

  19.  * pSeries_reconfig_notify - Notifier value structure for OFDT property updates
    20. 

  20.  *
    21. 

  21.  * @node: Device tree node which owns the property being updated
    22. 

  22.  * @property: Updated property
    23. 

  23.  */
    24. 

  24. struct pSeries_reconfig_prop_update {
    25. 

  25. 	struct device_node *node;
    26. 

  26. 	struct property *property;
    27. 

  27. };
    28. 

  28. 

  29. #ifdef CONFIG_PPC_PSERIES
    30. 

  30. extern int pSeries_reconfig_notifier_register(struct notifier_block *);
    31. 

  31. extern void pSeries_reconfig_notifier_unregister(struct notifier_block *);
    32. 

  32. extern int pSeries_reconfig_notify(unsigned long action, void *p);
    33. 

  33. /* Not the best place to put this, will be fixed when we move some
    34. 

  34.  * of the rtas suspend-me stuff to pseries */
    35. 

  35. extern void pSeries_coalesce_init(void);
    36. 

  36. #else /* !CONFIG_PPC_PSERIES */
    37. 

  37. static inline int pSeries_reconfig_notifier_register(struct notifier_block *nb)
    38. 

  38. {
    39. 

  39. 	return 0;
    40. 

  40. }
    41. 

  41. static inline void pSeries_reconfig_notifier_unregister(struct notifier_block *nb) { }
    42. 

  42. static inline void pSeries_coalesce_init(void) { }
    43. 

  43. #endif /* CONFIG_PPC_PSERIES */
    44. 

  44. 

  45. 

  46. #endif /* __KERNEL__ */
    47. 

  47. #endif /* _PPC64_PSERIES_RECONFIG_H */
    48.