arch/powerpc/include/asm/pSeries_reconfig.h

   1 #ifndef _PPC64_PSERIES_RECONFIG_H
   2 #define _PPC64_PSERIES_RECONFIG_H
   3 #ifdef __KERNEL__
   4
   5 #include <linux/notifier.h>
   6
   7 /*
   8  * Use this API if your code needs to know about OF device nodes being
   9  * added or removed on pSeries systems.
  10  */
  11
  12 #define PSERIES_RECONFIG_ADD            0x0001
  13 #define PSERIES_RECONFIG_REMOVE         0x0002
  14 #define PSERIES_DRCONF_MEM_ADD          0x0003
  15 #define PSERIES_DRCONF_MEM_REMOVE       0x0004
  16
  17 #ifdef CONFIG_PPC_PSERIES
  18 extern int pSeries_reconfig_notifier_register(struct notifier_block *);
  19 extern void pSeries_reconfig_notifier_unregister(struct notifier_block *);
  20 extern struct blocking_notifier_head pSeries_reconfig_chain;
  21 #else /* !CONFIG_PPC_PSERIES */
  22 static inline int pSeries_reconfig_notifier_register(struct notifier_block *nb)
  23 {
  24         return 0;
  25 }
  26 static inline void pSeries_reconfig_notifier_unregister(struct notifier_block *nb) { }
  27 #endif /* CONFIG_PPC_PSERIES */
  28
  29 #endif /* __KERNEL__ */
  30 #endif /* _PPC64_PSERIES_RECONFIG_H */