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6a2968aa IE |
1 | /* |
2 | * The NFC Controller Interface is the communication protocol between an | |
3 | * NFC Controller (NFCC) and a Device Host (DH). | |
4 | * | |
5 | * Copyright (C) 2011 Texas Instruments, Inc. | |
6 | * | |
7 | * Written by Ilan Elias <ilane@ti.com> | |
8 | * | |
9 | * Acknowledgements: | |
10 | * This file is based on lib.c, which was written | |
11 | * by Maxim Krasnyansky. | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify | |
14 | * it under the terms of the GNU General Public License version 2 | |
15 | * as published by the Free Software Foundation | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
98b32dec | 23 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
6a2968aa IE |
24 | * |
25 | */ | |
26 | ||
27 | #include <linux/module.h> | |
28 | #include <linux/kernel.h> | |
29 | #include <linux/types.h> | |
30 | #include <linux/errno.h> | |
31 | ||
32 | #include <net/nfc/nci.h> | |
502b4240 | 33 | #include <net/nfc/nci_core.h> |
6a2968aa IE |
34 | |
35 | /* NCI status codes to Unix errno mapping */ | |
36 | int nci_to_errno(__u8 code) | |
37 | { | |
38 | switch (code) { | |
39 | case NCI_STATUS_OK: | |
40 | return 0; | |
41 | ||
42 | case NCI_STATUS_REJECTED: | |
43 | return -EBUSY; | |
44 | ||
e8c0dacd | 45 | case NCI_STATUS_RF_FRAME_CORRUPTED: |
6a2968aa IE |
46 | return -EBADMSG; |
47 | ||
6a2968aa IE |
48 | case NCI_STATUS_NOT_INITIALIZED: |
49 | return -EHOSTDOWN; | |
50 | ||
51 | case NCI_STATUS_SYNTAX_ERROR: | |
52 | case NCI_STATUS_SEMANTIC_ERROR: | |
53 | case NCI_STATUS_INVALID_PARAM: | |
54 | case NCI_STATUS_RF_PROTOCOL_ERROR: | |
55 | case NCI_STATUS_NFCEE_PROTOCOL_ERROR: | |
56 | return -EPROTO; | |
57 | ||
58 | case NCI_STATUS_UNKNOWN_GID: | |
59 | case NCI_STATUS_UNKNOWN_OID: | |
60 | return -EBADRQC; | |
61 | ||
62 | case NCI_STATUS_MESSAGE_SIZE_EXCEEDED: | |
63 | return -EMSGSIZE; | |
64 | ||
65 | case NCI_STATUS_DISCOVERY_ALREADY_STARTED: | |
66 | return -EALREADY; | |
67 | ||
68 | case NCI_STATUS_DISCOVERY_TARGET_ACTIVATION_FAILED: | |
69 | case NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED: | |
70 | return -ECONNREFUSED; | |
71 | ||
72 | case NCI_STATUS_RF_TRANSMISSION_ERROR: | |
73 | case NCI_STATUS_NFCEE_TRANSMISSION_ERROR: | |
74 | return -ECOMM; | |
75 | ||
76 | case NCI_STATUS_RF_TIMEOUT_ERROR: | |
77 | case NCI_STATUS_NFCEE_TIMEOUT_ERROR: | |
78 | return -ETIMEDOUT; | |
79 | ||
6a2968aa IE |
80 | case NCI_STATUS_FAILED: |
81 | default: | |
82 | return -ENOSYS; | |
83 | } | |
84 | } | |
85 | EXPORT_SYMBOL(nci_to_errno); |