android_kernel_motorola_sm6225/include/linux/dca.h
Kay Sievers 765cdb6cef DCA: convert struct class_device to struct device.
Thanks to Kay for keeping us honest.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Cc: "Williams, Dan J" <dan.j.williams@intel.com>
Acked-by: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-02-08 15:33:33 -08:00

47 lines
1.4 KiB
C

#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 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 *, int cpu);
};
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 */
int dca_add_requester(struct device *dev);
int dca_remove_requester(struct device *dev);
u8 dca_get_tag(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 */