blob: 90c21eab305818c21ae4c98a98ca86688c0a408c [file] [log] [blame]
/*
* NCI based Driver for STMicroelectronics NFC Chip
*
* Copyright (C) 2014 STMicroelectronics SAS. All rights reserved.
*
* 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, 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_ST_NCI_H_
#define __LOCAL_ST_NCI_H_
#include "ndlc.h"
/* Define private flags: */
#define ST_NCI_RUNNING 1
#define ST_NCI_CORE_PROP 0x01
#define ST_NCI_SET_NFC_MODE 0x02
/*
* ref ISO7816-3 chap 8.1. the initial character TS is followed by a
* sequence of at most 32 characters.
*/
#define ST_NCI_ESE_MAX_LENGTH 33
#define ST_NCI_HCI_HOST_ID_ESE 0xc0
struct nci_mode_set_cmd {
u8 cmd_type;
u8 mode;
} __packed;
struct nci_mode_set_rsp {
u8 status;
} __packed;
struct st_nci_se_info {
u8 atr[ST_NCI_ESE_MAX_LENGTH];
struct completion req_completion;
struct timer_list bwi_timer;
int wt_timeout; /* in msecs */
bool bwi_active;
struct timer_list se_active_timer;
bool se_active;
bool xch_error;
se_io_cb_t cb;
void *cb_context;
};
struct st_nci_info {
struct llt_ndlc *ndlc;
unsigned long flags;
struct st_nci_se_info se_info;
};
void st_nci_remove(struct nci_dev *ndev);
int st_nci_probe(struct llt_ndlc *ndlc, int phy_headroom,
int phy_tailroom);
int st_nci_se_init(struct nci_dev *ndev);
void st_nci_se_deinit(struct nci_dev *ndev);
int st_nci_discover_se(struct nci_dev *ndev);
int st_nci_enable_se(struct nci_dev *ndev, u32 se_idx);
int st_nci_disable_se(struct nci_dev *ndev, u32 se_idx);
int st_nci_se_io(struct nci_dev *ndev, u32 se_idx,
u8 *apdu, size_t apdu_length,
se_io_cb_t cb, void *cb_context);
int st_nci_hci_load_session(struct nci_dev *ndev);
void st_nci_hci_event_received(struct nci_dev *ndev, u8 pipe,
u8 event, struct sk_buff *skb);
void st_nci_hci_cmd_received(struct nci_dev *ndev, u8 pipe, u8 cmd,
struct sk_buff *skb);
#endif /* __LOCAL_ST_NCI_H_ */