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