#ifndef DCA_H#define DCA_H/* DCA Provider API */ /* DCA Notifier Interface */void dca_register_notify(struct notifier_block *nb);void dca_unregister_notify(struct notifier_block *nb); #define DCA_PROVIDER_ADD     0x0001#define DCA_PROVIDER_REMOVE  0x0002 struct dca_provider {	struct list_head	node;	struct dca_ops		*ops;	struct device 		*cd;	int			 id;}; struct dca_ops {	int	(*add_requester)    (struct dca_provider *, struct device *);	int	(*remove_requester) (struct dca_provider *, struct device *);	u8	(*get_tag)	    (struct dca_provider *, struct device *,				     int cpu);	int	(*dev_managed)      (struct dca_provider *, struct device *);}; struct dca_provider *alloc_dca_provider(struct dca_ops *ops, int priv_size);void free_dca_provider(struct dca_provider *dca);int register_dca_provider(struct dca_provider *dca, struct device *dev);void unregister_dca_provider(struct dca_provider *dca); static inline void *dca_priv(struct dca_provider *dca){	return (void *)dca + sizeof(struct dca_provider);} /* Requester API */#define DCA_GET_TAG_TWO_ARGSint dca_add_requester(struct device *dev);int dca_remove_requester(struct device *dev);u8 dca_get_tag(int cpu);u8 dca3_get_tag(struct device *dev, int cpu); /* internal stuff */int __init dca_sysfs_init(void);void __exit dca_sysfs_exit(void);int dca_sysfs_add_provider(struct dca_provider *dca, struct device *dev);void dca_sysfs_remove_provider(struct dca_provider *dca);int dca_sysfs_add_req(struct dca_provider *dca, struct device *dev, int slot);void dca_sysfs_remove_req(struct dca_provider *dca, int slot); #endif /* DCA_H */