mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-10 08:46:39 +07:00
6a2968aaf5
The NFC Controller Interface (NCI) is a standard communication protocol between an NFC Controller (NFCC) and a Device Host (DH), defined by the NFC Forum. Signed-off-by: Ilan Elias <ilane@ti.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
/*
|
|
* The NFC Controller Interface is the communication protocol between an
|
|
* NFC Controller (NFCC) and a Device Host (DH).
|
|
*
|
|
* Copyright (C) 2011 Texas Instruments, Inc.
|
|
*
|
|
* Written by Ilan Elias <ilane@ti.com>
|
|
*
|
|
* Acknowledgements:
|
|
* This file is based on lib.c, which was written
|
|
* by Maxim Krasnyansky.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2
|
|
* as published by the Free Software Foundation
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/errno.h>
|
|
|
|
#include <net/nfc/nci.h>
|
|
|
|
/* NCI status codes to Unix errno mapping */
|
|
int nci_to_errno(__u8 code)
|
|
{
|
|
switch (code) {
|
|
case NCI_STATUS_OK:
|
|
return 0;
|
|
|
|
case NCI_STATUS_REJECTED:
|
|
return -EBUSY;
|
|
|
|
case NCI_STATUS_MESSAGE_CORRUPTED:
|
|
return -EBADMSG;
|
|
|
|
case NCI_STATUS_BUFFER_FULL:
|
|
return -ENOBUFS;
|
|
|
|
case NCI_STATUS_NOT_INITIALIZED:
|
|
return -EHOSTDOWN;
|
|
|
|
case NCI_STATUS_SYNTAX_ERROR:
|
|
case NCI_STATUS_SEMANTIC_ERROR:
|
|
case NCI_STATUS_INVALID_PARAM:
|
|
case NCI_STATUS_RF_PROTOCOL_ERROR:
|
|
case NCI_STATUS_NFCEE_PROTOCOL_ERROR:
|
|
return -EPROTO;
|
|
|
|
case NCI_STATUS_UNKNOWN_GID:
|
|
case NCI_STATUS_UNKNOWN_OID:
|
|
return -EBADRQC;
|
|
|
|
case NCI_STATUS_MESSAGE_SIZE_EXCEEDED:
|
|
return -EMSGSIZE;
|
|
|
|
case NCI_STATUS_DISCOVERY_ALREADY_STARTED:
|
|
return -EALREADY;
|
|
|
|
case NCI_STATUS_DISCOVERY_TARGET_ACTIVATION_FAILED:
|
|
case NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED:
|
|
return -ECONNREFUSED;
|
|
|
|
case NCI_STATUS_RF_TRANSMISSION_ERROR:
|
|
case NCI_STATUS_NFCEE_TRANSMISSION_ERROR:
|
|
return -ECOMM;
|
|
|
|
case NCI_STATUS_RF_TIMEOUT_ERROR:
|
|
case NCI_STATUS_NFCEE_TIMEOUT_ERROR:
|
|
return -ETIMEDOUT;
|
|
|
|
case NCI_STATUS_RF_LINK_LOSS_ERROR:
|
|
return -ENOLINK;
|
|
|
|
case NCI_STATUS_MAX_ACTIVE_NFCEE_INTERFACES_REACHED:
|
|
return -EDQUOT;
|
|
|
|
case NCI_STATUS_FAILED:
|
|
default:
|
|
return -ENOSYS;
|
|
}
|
|
}
|
|
EXPORT_SYMBOL(nci_to_errno);
|