linux-stable/net/nfc/hci/llc.h
John W. Linville 8a14e8bf38 nfc: add dummy nfc_llc_shdlc_register definition
This is used when CONFIG_NFC_SHDLC is disabled.

Reported-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2012-09-26 13:38:48 -04:00

69 lines
1.9 KiB
C

/*
* Link Layer Control manager
*
* Copyright (C) 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions 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.
*/
#ifndef __LOCAL_LLC_H_
#define __LOCAL_LLC_H_
#include <net/nfc/hci.h>
#include <net/nfc/llc.h>
#include <linux/skbuff.h>
struct nfc_llc_ops {
void *(*init) (struct nfc_hci_dev *hdev, xmit_to_drv_t xmit_to_drv,
rcv_to_hci_t rcv_to_hci, int tx_headroom,
int tx_tailroom, int *rx_headroom, int *rx_tailroom,
llc_failure_t llc_failure);
void (*deinit) (struct nfc_llc *llc);
int (*start) (struct nfc_llc *llc);
int (*stop) (struct nfc_llc *llc);
void (*rcv_from_drv) (struct nfc_llc *llc, struct sk_buff *skb);
int (*xmit_from_hci) (struct nfc_llc *llc, struct sk_buff *skb);
};
struct nfc_llc_engine {
const char *name;
struct nfc_llc_ops *ops;
struct list_head entry;
};
struct nfc_llc {
void *data;
struct nfc_llc_ops *ops;
int rx_headroom;
int rx_tailroom;
};
void *nfc_llc_get_data(struct nfc_llc *llc);
int nfc_llc_register(const char *name, struct nfc_llc_ops *ops);
void nfc_llc_unregister(const char *name);
int nfc_llc_nop_register(void);
#if defined(CONFIG_NFC_SHDLC)
int nfc_llc_shdlc_register(void);
#else
static inline int nfc_llc_shdlc_register(void)
{
return 0;
}
#endif
#endif /* __LOCAL_LLC_H_ */