mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-12 05:48:40 +00:00
![Kay Sievers](/assets/img/avatar_default.png)
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>
47 lines
1.4 KiB
C
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 */
|