/* SPDX-License-Identifier: GPL-2.0-only */ /* * Link Layer Control manager * * Copyright (C) 2012 Intel Corporation. All rights reserved. */ #ifndef __LOCAL_LLC_H_ #define __LOCAL_LLC_H_ #include <net/nfc/hci.h> #include <net/nfc/llc.h> #include <linux/skbuff.h> struct nfc_llc_ops { void *(*init) (struct nfc_hci_dev *hdev, xmit_to_drv_t xmit_to_drv, rcv_to_hci_t rcv_to_hci, int tx_headroom, int tx_tailroom, int *rx_headroom, int *rx_tailroom, llc_failure_t llc_failure); void (*deinit) (struct nfc_llc *llc); int (*start) (struct nfc_llc *llc); int (*stop) (struct nfc_llc *llc); void (*rcv_from_drv) (struct nfc_llc *llc, struct sk_buff *skb); int (*xmit_from_hci) (struct nfc_llc *llc, struct sk_buff *skb); }; struct nfc_llc_engine { const char *name; struct nfc_llc_ops *ops; struct list_head entry; }; struct nfc_llc { void *data; struct nfc_llc_ops *ops; int rx_headroom; int rx_tailroom; }; void *nfc_llc_get_data(struct nfc_llc *llc); int nfc_llc_register(const char *name, struct nfc_llc_ops *ops); void nfc_llc_unregister(const char *name); int nfc_llc_nop_register(void); #if defined(CONFIG_NFC_SHDLC) int nfc_llc_shdlc_register(void); #else static inline int nfc_llc_shdlc_register(void) { return 0; } #endif #endif /* __LOCAL_LLC_H_ */