1/*
2 * Link Layer Control manager public interface
3 *
4 * Copyright (C) 2012  Intel Corporation. All rights reserved.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19#ifndef __NFC_LLC_H_
20#define __NFC_LLC_H_
21
22#include <net/nfc/hci.h>
23#include <linux/skbuff.h>
24
25#define LLC_NOP_NAME "nop"
26#define LLC_SHDLC_NAME "shdlc"
27
28typedef void (*rcv_to_hci_t) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
29typedef int (*xmit_to_drv_t) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
30typedef void (*llc_failure_t) (struct nfc_hci_dev *hdev, int err);
31
32struct nfc_llc;
33
34struct nfc_llc *nfc_llc_allocate(const char *name, struct nfc_hci_dev *hdev,
35				 xmit_to_drv_t xmit_to_drv,
36				 rcv_to_hci_t rcv_to_hci, int tx_headroom,
37				 int tx_tailroom, llc_failure_t llc_failure);
38void nfc_llc_free(struct nfc_llc *llc);
39
40void nfc_llc_get_rx_head_tail_room(struct nfc_llc *llc, int *rx_headroom,
41				   int *rx_tailroom);
42
43
44int nfc_llc_start(struct nfc_llc *llc);
45int nfc_llc_stop(struct nfc_llc *llc);
46void nfc_llc_rcv_from_drv(struct nfc_llc *llc, struct sk_buff *skb);
47int nfc_llc_xmit_from_hci(struct nfc_llc *llc, struct sk_buff *skb);
48
49int nfc_llc_init(void);
50void nfc_llc_exit(void);
51
52#endif /* __NFC_LLC_H_ */
53