| Ilan Elias | 6a2968a | 2011-09-18 11:19:35 +0300 | [diff] [blame] | 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 |
| 23 | * along with this program; if not, write to the Free Software |
| 24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 25 | * |
| 26 | */ |
| 27 | |
| 28 | #include <linux/module.h> |
| 29 | #include <linux/kernel.h> |
| 30 | #include <linux/types.h> |
| 31 | #include <linux/errno.h> |
| 32 | |
| 33 | #include <net/nfc/nci.h> |
| 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 | |
| Ilan Elias | e8c0dac | 2011-11-09 12:09:14 +0200 | [diff] [blame] | 45 | case NCI_STATUS_RF_FRAME_CORRUPTED: |
| Ilan Elias | 6a2968a | 2011-09-18 11:19:35 +0300 | [diff] [blame] | 46 | return -EBADMSG; |
| 47 | |
| Ilan Elias | 6a2968a | 2011-09-18 11:19:35 +0300 | [diff] [blame] | 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 | |
| Ilan Elias | 6a2968a | 2011-09-18 11:19:35 +0300 | [diff] [blame] | 80 | case NCI_STATUS_FAILED: |
| 81 | default: |
| 82 | return -ENOSYS; |
| 83 | } |
| 84 | } |
| 85 | EXPORT_SYMBOL(nci_to_errno); |