/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved. #ifndef DCA_H#define DCA_H#include <linux/pci.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 0x0002struct dca_provider {struct list_head node;const struct dca_ops *ops;struct device *cd;int id;struct dca_domain {struct list_head node;struct list_head dca_providers;struct pci_bus *pci_rc;struct dca_ops {int (*add_requester) (struct dca_provider *, struct device *);int (*remove_requester) (struct dca_provider *, struct device *);struct dca_provider *, struct device *,int cpu);int (*dev_managed) (struct dca_provider *, struct device *);struct dca_provider *alloc_dca_provider(const 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, struct device *dev);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);int cpu);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 */ quality 100%
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