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67cccfe1 EL |
1 | /* |
2 | * Link Layer Control manager | |
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 | |
98b32dec | 16 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
67cccfe1 EL |
17 | */ |
18 | ||
19 | #ifndef __LOCAL_LLC_H_ | |
20 | #define __LOCAL_LLC_H_ | |
21 | ||
22 | #include <net/nfc/hci.h> | |
23 | #include <net/nfc/llc.h> | |
24 | #include <linux/skbuff.h> | |
25 | ||
26 | struct nfc_llc_ops { | |
27 | void *(*init) (struct nfc_hci_dev *hdev, xmit_to_drv_t xmit_to_drv, | |
28 | rcv_to_hci_t rcv_to_hci, int tx_headroom, | |
29 | int tx_tailroom, int *rx_headroom, int *rx_tailroom, | |
30 | llc_failure_t llc_failure); | |
31 | void (*deinit) (struct nfc_llc *llc); | |
32 | int (*start) (struct nfc_llc *llc); | |
33 | int (*stop) (struct nfc_llc *llc); | |
34 | void (*rcv_from_drv) (struct nfc_llc *llc, struct sk_buff *skb); | |
35 | int (*xmit_from_hci) (struct nfc_llc *llc, struct sk_buff *skb); | |
36 | }; | |
37 | ||
38 | struct nfc_llc_engine { | |
39 | const char *name; | |
40 | struct nfc_llc_ops *ops; | |
41 | struct list_head entry; | |
42 | }; | |
43 | ||
44 | struct nfc_llc { | |
45 | void *data; | |
46 | struct nfc_llc_ops *ops; | |
47 | int rx_headroom; | |
48 | int rx_tailroom; | |
49 | }; | |
50 | ||
51 | void *nfc_llc_get_data(struct nfc_llc *llc); | |
52 | ||
53 | int nfc_llc_register(const char *name, struct nfc_llc_ops *ops); | |
54 | void nfc_llc_unregister(const char *name); | |
55 | ||
8af00d48 | 56 | int nfc_llc_nop_register(void); |
8a14e8bf JL |
57 | |
58 | #if defined(CONFIG_NFC_SHDLC) | |
4a61cd66 | 59 | int nfc_llc_shdlc_register(void); |
8a14e8bf JL |
60 | #else |
61 | static inline int nfc_llc_shdlc_register(void) | |
62 | { | |
63 | return 0; | |
64 | } | |
65 | #endif | |
8af00d48 | 66 | |
67cccfe1 | 67 | #endif /* __LOCAL_LLC_H_ */ |