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![Eric Lapuyade](/assets/img/avatar_default.png)
This is used by HCI drivers such as the one for the pn544 which require communications between HCI and the chip to use shdlc. Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/*
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* Link Layer Control manager public interface
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*
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* Copyright (C) 2012 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __NFC_LLC_H_
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#define __NFC_LLC_H_
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#include <net/nfc/hci.h>
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#include <linux/skbuff.h>
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#define LLC_NOP_NAME "nop"
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#define LLC_SHDLC_NAME "shdlc"
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typedef void (*rcv_to_hci_t) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
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typedef int (*xmit_to_drv_t) (struct nfc_hci_dev *hdev, struct sk_buff *skb);
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typedef void (*llc_failure_t) (struct nfc_hci_dev *hdev, int err);
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struct nfc_llc;
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struct nfc_llc *nfc_llc_allocate(const char *name, struct nfc_hci_dev *hdev,
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xmit_to_drv_t xmit_to_drv,
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rcv_to_hci_t rcv_to_hci, int tx_headroom,
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int tx_tailroom, llc_failure_t llc_failure);
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void nfc_llc_free(struct nfc_llc *llc);
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void nfc_llc_get_rx_head_tail_room(struct nfc_llc *llc, int *rx_headroom,
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int *rx_tailroom);
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int nfc_llc_start(struct nfc_llc *llc);
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int nfc_llc_stop(struct nfc_llc *llc);
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void nfc_llc_rcv_from_drv(struct nfc_llc *llc, struct sk_buff *skb);
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int nfc_llc_xmit_from_hci(struct nfc_llc *llc, struct sk_buff *skb);
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int nfc_llc_init(void);
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void nfc_llc_exit(void);
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#endif /* __NFC_LLC_H_ */
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