cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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nxp-nci.h (1742B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Copyright (C) 2014  NXP Semiconductors  All rights reserved.
      4 *
      5 * Authors: Clément Perrochaud <clement.perrochaud@nxp.com>
      6 *
      7 * Derived from PN544 device driver:
      8 * Copyright (C) 2012  Intel Corporation. All rights reserved.
      9*/
     10
     11#ifndef __LOCAL_NXP_NCI_H_
     12#define __LOCAL_NXP_NCI_H_
     13
     14#include <linux/completion.h>
     15#include <linux/firmware.h>
     16#include <linux/nfc.h>
     17
     18#include <net/nfc/nci_core.h>
     19
     20#define NXP_NCI_FW_HDR_LEN	2
     21#define NXP_NCI_FW_CRC_LEN	2
     22
     23#define NXP_NCI_FW_FRAME_LEN_MASK	0x03FF
     24
     25enum nxp_nci_mode {
     26	NXP_NCI_MODE_COLD,
     27	NXP_NCI_MODE_NCI,
     28	NXP_NCI_MODE_FW
     29};
     30
     31struct nxp_nci_phy_ops {
     32	int (*set_mode)(void *id, enum nxp_nci_mode mode);
     33	int (*write)(void *id, struct sk_buff *skb);
     34};
     35
     36struct nxp_nci_fw_info {
     37	char name[NFC_FIRMWARE_NAME_MAXSIZE + 1];
     38	const struct firmware *fw;
     39
     40	size_t size;
     41	size_t written;
     42
     43	const u8 *data;
     44	size_t frame_size;
     45
     46	struct work_struct work;
     47	struct completion cmd_completion;
     48
     49	int cmd_result;
     50};
     51
     52struct nxp_nci_info {
     53	struct nci_dev *ndev;
     54	void *phy_id;
     55	struct device *pdev;
     56
     57	enum nxp_nci_mode mode;
     58
     59	const struct nxp_nci_phy_ops *phy_ops;
     60	unsigned int max_payload;
     61
     62	struct mutex info_lock;
     63
     64	struct nxp_nci_fw_info fw_info;
     65};
     66
     67int nxp_nci_fw_download(struct nci_dev *ndev, const char *firmware_name);
     68void nxp_nci_fw_work(struct work_struct *work);
     69void nxp_nci_fw_recv_frame(struct nci_dev *ndev, struct sk_buff *skb);
     70void nxp_nci_fw_work_complete(struct nxp_nci_info *info, int result);
     71
     72int nxp_nci_probe(void *phy_id, struct device *pdev,
     73		  const struct nxp_nci_phy_ops *phy_ops,
     74		  unsigned int max_payload,
     75		  struct nci_dev **ndev);
     76void nxp_nci_remove(struct nci_dev *ndev);
     77
     78#endif /* __LOCAL_NXP_NCI_H_ */