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