/* * NCI based driver for Samsung S3FWRN5 NFC chip * * Copyright (C) 2015 Samsung Electrnoics * Robert Baldyga <r.baldyga@samsung.com> * * 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 or later, 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, see <http://www.gnu.org/licenses/>. */ #ifndef __LOCAL_S3FWRN5_H_ #define __LOCAL_S3FWRN5_H_ #include <linux/nfc.h> #include <net/nfc/nci_core.h> #include "firmware.h" enum s3fwrn5_mode { S3FWRN5_MODE_COLD, S3FWRN5_MODE_NCI, S3FWRN5_MODE_FW, }; struct s3fwrn5_phy_ops { void (*set_wake)(void *id, bool sleep); void (*set_mode)(void *id, enum s3fwrn5_mode); enum s3fwrn5_mode (*get_mode)(void *id); int (*write)(void *id, struct sk_buff *skb); }; struct s3fwrn5_info { struct nci_dev *ndev; void *phy_id; struct device *pdev; const struct s3fwrn5_phy_ops *phy_ops; unsigned int max_payload; struct s3fwrn5_fw_info fw_info; struct mutex mutex; }; static inline int s3fwrn5_set_mode(struct s3fwrn5_info *info, enum s3fwrn5_mode mode) { if (!info->phy_ops->set_mode) return -ENOTSUPP; info->phy_ops->set_mode(info->phy_id, mode); return 0; } static inline enum s3fwrn5_mode s3fwrn5_get_mode(struct s3fwrn5_info *info) { if (!info->phy_ops->get_mode) return -ENOTSUPP; return info->phy_ops->get_mode(info->phy_id); } static inline int s3fwrn5_set_wake(struct s3fwrn5_info *info, bool wake) { if (!info->phy_ops->set_wake) return -ENOTSUPP; info->phy_ops->set_wake(info->phy_id, wake); return 0; } static inline int s3fwrn5_write(struct s3fwrn5_info *info, struct sk_buff *skb) { if (!info->phy_ops->write) return -ENOTSUPP; return info->phy_ops->write(info->phy_id, skb); } int s3fwrn5_probe(struct nci_dev **ndev, void *phy_id, struct device *pdev, const struct s3fwrn5_phy_ops *phy_ops, unsigned int max_payload); void s3fwrn5_remove(struct nci_dev *ndev); int s3fwrn5_recv_frame(struct nci_dev *ndev, struct sk_buff *skb, enum s3fwrn5_mode mode); #endif /* __LOCAL_S3FWRN5_H_ */