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4b10884e TE |
1 | /* |
2 | * NFC Digital Protocol stack | |
3 | * Copyright (c) 2013, Intel Corporation. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms and conditions of the GNU General Public License, | |
7 | * version 2, as published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | * more details. | |
13 | * | |
14 | */ | |
15 | ||
16 | #ifndef __DIGITAL_H | |
17 | #define __DIGITAL_H | |
18 | ||
19 | #include <net/nfc/nfc.h> | |
20 | #include <net/nfc/digital.h> | |
21 | ||
22 | #define PR_DBG(fmt, ...) pr_debug("%s: " fmt "\n", __func__, ##__VA_ARGS__) | |
23 | #define PR_ERR(fmt, ...) pr_err("%s: " fmt "\n", __func__, ##__VA_ARGS__) | |
24 | #define PROTOCOL_ERR(req) pr_err("%s:%d: NFC Digital Protocol error: %s\n", \ | |
25 | __func__, __LINE__, req) | |
26 | ||
59ee2361 TE |
27 | #define DIGITAL_CMD_IN_SEND 0 |
28 | #define DIGITAL_CMD_TG_SEND 1 | |
29 | #define DIGITAL_CMD_TG_LISTEN 2 | |
30 | #define DIGITAL_CMD_TG_LISTEN_MDAA 3 | |
31 | ||
32 | #define DIGITAL_MAX_HEADER_LEN 7 | |
33 | #define DIGITAL_CRC_LEN 2 | |
34 | ||
35 | struct sk_buff *digital_skb_alloc(struct nfc_digital_dev *ddev, | |
36 | unsigned int len); | |
37 | ||
38 | int digital_send_cmd(struct nfc_digital_dev *ddev, u8 cmd_type, | |
39 | struct sk_buff *skb, u16 timeout, | |
40 | nfc_digital_cmd_complete_t cmd_cb, void *cb_context); | |
41 | ||
42 | int digital_in_configure_hw(struct nfc_digital_dev *ddev, int type, int param); | |
43 | static inline int digital_in_send_cmd(struct nfc_digital_dev *ddev, | |
44 | struct sk_buff *skb, u16 timeout, | |
45 | nfc_digital_cmd_complete_t cmd_cb, | |
46 | void *cb_context) | |
47 | { | |
48 | return digital_send_cmd(ddev, DIGITAL_CMD_IN_SEND, skb, timeout, cmd_cb, | |
49 | cb_context); | |
50 | } | |
51 | ||
52 | void digital_poll_next_tech(struct nfc_digital_dev *ddev); | |
53 | ||
54 | int digital_in_send_sens_req(struct nfc_digital_dev *ddev, u8 rf_tech); | |
55 | ||
4b10884e | 56 | #endif /* __DIGITAL_H */ |