mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-26 02:25:44 +07:00
3aef19f0a1
This introduces pSeries_reconfig_notify() as a just wrapper of blocking_notifier_call_chain() for pSeries_reconfig_chain. This is a preparation to improvement of error code on reconfiguration notifier failure. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
#ifndef _PPC64_PSERIES_RECONFIG_H
|
|
#define _PPC64_PSERIES_RECONFIG_H
|
|
#ifdef __KERNEL__
|
|
|
|
#include <linux/notifier.h>
|
|
|
|
/*
|
|
* Use this API if your code needs to know about OF device nodes being
|
|
* added or removed on pSeries systems.
|
|
*/
|
|
|
|
#define PSERIES_RECONFIG_ADD 0x0001
|
|
#define PSERIES_RECONFIG_REMOVE 0x0002
|
|
#define PSERIES_DRCONF_MEM_ADD 0x0003
|
|
#define PSERIES_DRCONF_MEM_REMOVE 0x0004
|
|
|
|
#ifdef CONFIG_PPC_PSERIES
|
|
extern int pSeries_reconfig_notifier_register(struct notifier_block *);
|
|
extern void pSeries_reconfig_notifier_unregister(struct notifier_block *);
|
|
extern int pSeries_reconfig_notify(unsigned long action, void *p);
|
|
/* Not the best place to put this, will be fixed when we move some
|
|
* of the rtas suspend-me stuff to pseries */
|
|
extern void pSeries_coalesce_init(void);
|
|
#else /* !CONFIG_PPC_PSERIES */
|
|
static inline int pSeries_reconfig_notifier_register(struct notifier_block *nb)
|
|
{
|
|
return 0;
|
|
}
|
|
static inline void pSeries_reconfig_notifier_unregister(struct notifier_block *nb) { }
|
|
static inline void pSeries_coalesce_init(void) { }
|
|
#endif /* CONFIG_PPC_PSERIES */
|
|
|
|
|
|
#endif /* __KERNEL__ */
|
|
#endif /* _PPC64_PSERIES_RECONFIG_H */
|