3 * Bluetooth HCI UART driver
5 * Copyright (C) 2000-2001 Qualcomm Incorporated
6 * Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
7 * Copyright (C) 2004-2005 Marcel Holtmann <marcel@holtmann.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31 #define HCIUARTSETPROTO _IOW('U', 200, int)
32 #define HCIUARTGETPROTO _IOR('U', 201, int)
33 #define HCIUARTGETDEVICE _IOR('U', 202, int)
36 #define HCI_UART_MAX_PROTO 5
39 #define HCI_UART_BCSP 1
40 #define HCI_UART_3WIRE 2
41 #define HCI_UART_H4DS 3
46 struct hci_uart_proto
{
48 int (*open
)(struct hci_uart
*hu
);
49 int (*close
)(struct hci_uart
*hu
);
50 int (*flush
)(struct hci_uart
*hu
);
51 int (*recv
)(struct hci_uart
*hu
, void *data
, int len
);
52 int (*enqueue
)(struct hci_uart
*hu
, struct sk_buff
*skb
);
53 struct sk_buff
*(*dequeue
)(struct hci_uart
*hu
);
57 struct tty_struct
*tty
;
61 struct hci_uart_proto
*proto
;
64 struct sk_buff
*tx_skb
;
65 unsigned long tx_state
;
69 /* HCI_UART flag bits */
70 #define HCI_UART_PROTO_SET 0
73 #define HCI_UART_SENDING 1
74 #define HCI_UART_TX_WAKEUP 2
76 int hci_uart_register_proto(struct hci_uart_proto
*p
);
77 int hci_uart_unregister_proto(struct hci_uart_proto
*p
);
78 int hci_uart_tx_wakeup(struct hci_uart
*hu
);
80 #ifdef CONFIG_BT_HCIUART_H4
85 #ifdef CONFIG_BT_HCIUART_BCSP
87 int bcsp_deinit(void);
90 #ifdef CONFIG_BT_HCIUART_LL
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