Orange Pi5 kernel

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2012  Intel Corporation. All rights reserved.
 */
 
#ifndef __LOCAL_HCI_H
#define __LOCAL_HCI_H
 
#include <net/nfc/hci.h>
 
struct gate_pipe_map {
<------>u8 gate;
<------>u8 pipe;
};
 
struct hcp_message {
<------>u8 header;		/* type -cmd,evt,rsp- + instruction */
<------>u8 data[];
} __packed;
 
struct hcp_packet {
<------>u8 header;		/* cbit+pipe */
<------>struct hcp_message message;
} __packed;
 
struct hcp_exec_waiter {
<------>wait_queue_head_t *wq;
<------>bool exec_complete;
<------>int exec_result;
<------>struct sk_buff *result_skb;
};
 
struct hci_msg {
<------>struct list_head msg_l;
<------>struct sk_buff_head msg_frags;
<------>bool wait_response;
<------>data_exchange_cb_t cb;
<------>void *cb_context;
<------>unsigned long completion_delay;
};
 
struct hci_create_pipe_params {
<------>u8 src_gate;
<------>u8 dest_host;
<------>u8 dest_gate;
} __packed;
 
struct hci_create_pipe_resp {
<------>u8 src_host;
<------>u8 src_gate;
<------>u8 dest_host;
<------>u8 dest_gate;
<------>u8 pipe;
} __packed;
 
struct hci_delete_pipe_noti {
<------>u8 pipe;
} __packed;
 
struct hci_all_pipe_cleared_noti {
<------>u8 host;
} __packed;
 
#define NFC_HCI_FRAGMENT	0x7f
 
#define HCP_HEADER(type, instr) ((((type) & 0x03) << 6) | ((instr) & 0x3f))
#define HCP_MSG_GET_TYPE(header) ((header & 0xc0) >> 6)
#define HCP_MSG_GET_CMD(header) (header & 0x3f)
 
int nfc_hci_hcp_message_tx(struct nfc_hci_dev *hdev, u8 pipe,
<------><------><------>   u8 type, u8 instruction,
<------><------><------>   const u8 *payload, size_t payload_len,
<------><------><------>   data_exchange_cb_t cb, void *cb_context,
<------><------><------>   unsigned long completion_delay);
 
void nfc_hci_hcp_message_rx(struct nfc_hci_dev *hdev, u8 pipe, u8 type,
<------><------><------>    u8 instruction, struct sk_buff *skb);
 
/* HCP headers */
#define NFC_HCI_HCP_PACKET_HEADER_LEN	1
#define NFC_HCI_HCP_MESSAGE_HEADER_LEN	1
#define NFC_HCI_HCP_HEADER_LEN		2
 
/* HCP types */
#define NFC_HCI_HCP_COMMAND	0x00
#define NFC_HCI_HCP_EVENT	0x01
#define NFC_HCI_HCP_RESPONSE	0x02
 
/* Generic commands */
#define NFC_HCI_ANY_SET_PARAMETER	0x01
#define NFC_HCI_ANY_GET_PARAMETER	0x02
#define NFC_HCI_ANY_OPEN_PIPE		0x03
#define NFC_HCI_ANY_CLOSE_PIPE		0x04
 
/* Reader RF commands */
#define NFC_HCI_WR_XCHG_DATA		0x10
 
/* Admin commands */
#define NFC_HCI_ADM_CREATE_PIPE			0x10
#define NFC_HCI_ADM_DELETE_PIPE			0x11
#define NFC_HCI_ADM_NOTIFY_PIPE_CREATED		0x12
#define NFC_HCI_ADM_NOTIFY_PIPE_DELETED		0x13
#define NFC_HCI_ADM_CLEAR_ALL_PIPE		0x14
#define NFC_HCI_ADM_NOTIFY_ALL_PIPE_CLEARED	0x15
 
/* Generic responses */
#define NFC_HCI_ANY_OK				0x00
#define NFC_HCI_ANY_E_NOT_CONNECTED		0x01
#define NFC_HCI_ANY_E_CMD_PAR_UNKNOWN		0x02
#define NFC_HCI_ANY_E_NOK			0x03
#define NFC_HCI_ANY_E_PIPES_FULL		0x04
#define NFC_HCI_ANY_E_REG_PAR_UNKNOWN		0x05
#define NFC_HCI_ANY_E_PIPE_NOT_OPENED		0x06
#define NFC_HCI_ANY_E_CMD_NOT_SUPPORTED		0x07
#define NFC_HCI_ANY_E_INHIBITED			0x08
#define NFC_HCI_ANY_E_TIMEOUT			0x09
#define NFC_HCI_ANY_E_REG_ACCESS_DENIED		0x0a
#define NFC_HCI_ANY_E_PIPE_ACCESS_DENIED	0x0b
 
#endif /* __LOCAL_HCI_H */