18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * NCI based driver for Samsung S3FWRN5 NFC chip 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (C) 2015 Samsung Electrnoics 68c2ecf20Sopenharmony_ci * Robert Baldyga <r.baldyga@samsung.com> 78c2ecf20Sopenharmony_ci */ 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci#ifndef __LOCAL_S3FWRN5_H_ 108c2ecf20Sopenharmony_ci#define __LOCAL_S3FWRN5_H_ 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci#include <linux/nfc.h> 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci#include <net/nfc/nci_core.h> 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ci#include "firmware.h" 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_cienum s3fwrn5_mode { 198c2ecf20Sopenharmony_ci S3FWRN5_MODE_COLD, 208c2ecf20Sopenharmony_ci S3FWRN5_MODE_NCI, 218c2ecf20Sopenharmony_ci S3FWRN5_MODE_FW, 228c2ecf20Sopenharmony_ci}; 238c2ecf20Sopenharmony_ci 248c2ecf20Sopenharmony_cistruct s3fwrn5_phy_ops { 258c2ecf20Sopenharmony_ci void (*set_wake)(void *id, bool sleep); 268c2ecf20Sopenharmony_ci void (*set_mode)(void *id, enum s3fwrn5_mode); 278c2ecf20Sopenharmony_ci enum s3fwrn5_mode (*get_mode)(void *id); 288c2ecf20Sopenharmony_ci int (*write)(void *id, struct sk_buff *skb); 298c2ecf20Sopenharmony_ci}; 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_cistruct s3fwrn5_info { 328c2ecf20Sopenharmony_ci struct nci_dev *ndev; 338c2ecf20Sopenharmony_ci void *phy_id; 348c2ecf20Sopenharmony_ci struct device *pdev; 358c2ecf20Sopenharmony_ci 368c2ecf20Sopenharmony_ci const struct s3fwrn5_phy_ops *phy_ops; 378c2ecf20Sopenharmony_ci unsigned int max_payload; 388c2ecf20Sopenharmony_ci 398c2ecf20Sopenharmony_ci struct s3fwrn5_fw_info fw_info; 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci struct mutex mutex; 428c2ecf20Sopenharmony_ci}; 438c2ecf20Sopenharmony_ci 448c2ecf20Sopenharmony_cistatic inline int s3fwrn5_set_mode(struct s3fwrn5_info *info, 458c2ecf20Sopenharmony_ci enum s3fwrn5_mode mode) 468c2ecf20Sopenharmony_ci{ 478c2ecf20Sopenharmony_ci if (!info->phy_ops->set_mode) 488c2ecf20Sopenharmony_ci return -ENOTSUPP; 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ci info->phy_ops->set_mode(info->phy_id, mode); 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_ci return 0; 538c2ecf20Sopenharmony_ci} 548c2ecf20Sopenharmony_ci 558c2ecf20Sopenharmony_cistatic inline enum s3fwrn5_mode s3fwrn5_get_mode(struct s3fwrn5_info *info) 568c2ecf20Sopenharmony_ci{ 578c2ecf20Sopenharmony_ci if (!info->phy_ops->get_mode) 588c2ecf20Sopenharmony_ci return -ENOTSUPP; 598c2ecf20Sopenharmony_ci 608c2ecf20Sopenharmony_ci return info->phy_ops->get_mode(info->phy_id); 618c2ecf20Sopenharmony_ci} 628c2ecf20Sopenharmony_ci 638c2ecf20Sopenharmony_cistatic inline int s3fwrn5_set_wake(struct s3fwrn5_info *info, bool wake) 648c2ecf20Sopenharmony_ci{ 658c2ecf20Sopenharmony_ci if (!info->phy_ops->set_wake) 668c2ecf20Sopenharmony_ci return -ENOTSUPP; 678c2ecf20Sopenharmony_ci 688c2ecf20Sopenharmony_ci info->phy_ops->set_wake(info->phy_id, wake); 698c2ecf20Sopenharmony_ci 708c2ecf20Sopenharmony_ci return 0; 718c2ecf20Sopenharmony_ci} 728c2ecf20Sopenharmony_ci 738c2ecf20Sopenharmony_cistatic inline int s3fwrn5_write(struct s3fwrn5_info *info, struct sk_buff *skb) 748c2ecf20Sopenharmony_ci{ 758c2ecf20Sopenharmony_ci if (!info->phy_ops->write) 768c2ecf20Sopenharmony_ci return -ENOTSUPP; 778c2ecf20Sopenharmony_ci 788c2ecf20Sopenharmony_ci return info->phy_ops->write(info->phy_id, skb); 798c2ecf20Sopenharmony_ci} 808c2ecf20Sopenharmony_ci 818c2ecf20Sopenharmony_ciint s3fwrn5_probe(struct nci_dev **ndev, void *phy_id, struct device *pdev, 828c2ecf20Sopenharmony_ci const struct s3fwrn5_phy_ops *phy_ops, unsigned int max_payload); 838c2ecf20Sopenharmony_civoid s3fwrn5_remove(struct nci_dev *ndev); 848c2ecf20Sopenharmony_ci 858c2ecf20Sopenharmony_ciint s3fwrn5_recv_frame(struct nci_dev *ndev, struct sk_buff *skb, 868c2ecf20Sopenharmony_ci enum s3fwrn5_mode mode); 878c2ecf20Sopenharmony_ci 888c2ecf20Sopenharmony_ci#endif /* __LOCAL_S3FWRN5_H_ */ 89