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52 lines
1.2 KiB
52 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* NCI based Driver for STMicroelectronics NFC Chip |
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* |
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* Copyright (C) 2014-2015 STMicroelectronics SAS. All rights reserved. |
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*/ |
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#ifndef __LOCAL_NDLC_H_ |
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#define __LOCAL_NDLC_H_ |
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#include <linux/skbuff.h> |
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#include <net/nfc/nfc.h> |
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struct st_nci_se_status; |
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/* Low Level Transport description */ |
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struct llt_ndlc { |
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struct nci_dev *ndev; |
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struct nfc_phy_ops *ops; |
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void *phy_id; |
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struct timer_list t1_timer; |
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bool t1_active; |
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struct timer_list t2_timer; |
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bool t2_active; |
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struct sk_buff_head rcv_q; |
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struct sk_buff_head send_q; |
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struct sk_buff_head ack_pending_q; |
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struct work_struct sm_work; |
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struct device *dev; |
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/* |
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* < 0 if hardware error occurred |
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* and prevents normal operation. |
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*/ |
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int hard_fault; |
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int powered; |
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}; |
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int ndlc_open(struct llt_ndlc *ndlc); |
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void ndlc_close(struct llt_ndlc *ndlc); |
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int ndlc_send(struct llt_ndlc *ndlc, struct sk_buff *skb); |
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void ndlc_recv(struct llt_ndlc *ndlc, struct sk_buff *skb); |
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int ndlc_probe(void *phy_id, struct nfc_phy_ops *phy_ops, struct device *dev, |
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int phy_headroom, int phy_tailroom, struct llt_ndlc **ndlc_id, |
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struct st_nci_se_status *se_status); |
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void ndlc_remove(struct llt_ndlc *ndlc); |
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#endif /* __LOCAL_NDLC_H__ */
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