LXR linux/include/net/nfc/llc.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * Link Layer Control manager public interface
   4 *
   5 * Copyright (C) 2012  Intel Corporation. All rights reserved.
   6 */
   7
   8#ifndef __NFC_LLC_H_
   9#define __NFC_LLC_H_
  10
  11#include <net/nfc/hci.h>
  12#include <linux/skbuff.h>
  13
  14#define LLC_NOP_NAME "nop"
  15#define LLC_SHDLC_NAME "shdlc"
  16
  17typedef void (*rcv_to_hci_t) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
  18typedef int (*xmit_to_drv_t) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
  19typedef void (*llc_failure_t) (struct nfc_hci_dev *hdev, int err);
  20
  21struct nfc_llc;
  22
  23struct nfc_llc *nfc_llc_allocate(const char *name, struct nfc_hci_dev *hdev,
  24                                 xmit_to_drv_t xmit_to_drv,
  25                                 rcv_to_hci_t rcv_to_hci, int tx_headroom,
  26                                 int tx_tailroom, llc_failure_t llc_failure);
  27void nfc_llc_free(struct nfc_llc *llc);
  28
  29int nfc_llc_start(struct nfc_llc *llc);
  30int nfc_llc_stop(struct nfc_llc *llc);
  31void nfc_llc_rcv_from_drv(struct nfc_llc *llc, struct sk_buff *skb);
  32int nfc_llc_xmit_from_hci(struct nfc_llc *llc, struct sk_buff *skb);
  33
  34int nfc_llc_init(void);
  35void nfc_llc_exit(void);
  36
  37#endif /* __NFC_LLC_H_ */
  38