git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 | 1 | /* |
| 0372a662 MH |
2 | * |
| 3 | * Bluetooth HCI UART driver | |
| 4 | * | |
| 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> | |
| 8 | * | |
| 9 | * | |
| 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. | |
| 14 | * | |
| 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. | |
| 19 | * | |
| 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 | |
| 23 | * | |
| 1da177e4 LT |
24 | */ |
| 25 | ||
| 0372a662 | 26 | #ifndef N_HCI |
| 1da177e4 LT |
27 | #define N_HCI 15 |
| 28 | #endif | |
| 29 | ||
| 30 | /* Ioctls */ | |
| d2158744 MH |
31 | #define HCIUARTSETPROTO _IOW('U', 200, int) |
| 32 | #define HCIUARTGETPROTO _IOR('U', 201, int) | |
| 33 | #define HCIUARTGETDEVICE _IOR('U', 202, int) | |
| 63c7d09c JH |
34 | #define HCIUARTSETFLAGS _IOW('U', 203, int) |
| 35 | #define HCIUARTGETFLAGS _IOR('U', 204, int) | |
| 1da177e4 LT |
36 | |
| 37 | /* UART protocols */ | |
| b3190df6 | 38 | #define HCI_UART_MAX_PROTO 6 |
| 1da177e4 LT |
39 | |
| 40 | #define HCI_UART_H4 0 | |
| 41 | #define HCI_UART_BCSP 1 | |
| 42 | #define HCI_UART_3WIRE 2 | |
| 43 | #define HCI_UART_H4DS 3 | |
| 166d2f6a | 44 | #define HCI_UART_LL 4 |
| b3190df6 | 45 | #define HCI_UART_ATH3K 5 |
| 1da177e4 | 46 | |
| 63c7d09c JH |
47 | #define HCI_UART_RAW_DEVICE 0 |
| 48 | ||
| 1da177e4 LT |
49 | struct hci_uart; |
| 50 | ||
| 51 | struct hci_uart_proto { | |
| 52 | unsigned int id; | |
| 53 | int (*open)(struct hci_uart *hu); | |
| 54 | int (*close)(struct hci_uart *hu); | |
| 55 | int (*flush)(struct hci_uart *hu); | |
| 56 | int (*recv)(struct hci_uart *hu, void *data, int len); | |
| 57 | int (*enqueue)(struct hci_uart *hu, struct sk_buff *skb); | |
| 58 | struct sk_buff *(*dequeue)(struct hci_uart *hu); | |
| 59 | }; | |
| 60 | ||
| 61 | struct hci_uart { | |
| 0372a662 MH |
62 | struct tty_struct *tty; |
| 63 | struct hci_dev *hdev; | |
| 64 | unsigned long flags; | |
| 63c7d09c | 65 | unsigned long hdev_flags; |
| 1da177e4 | 66 | |
| 0372a662 MH |
67 | struct hci_uart_proto *proto; |
| 68 | void *priv; | |
| 69 | ||
| 70 | struct sk_buff *tx_skb; | |
| 71 | unsigned long tx_state; | |
| 72 | spinlock_t rx_lock; | |
| 1da177e4 LT |
73 | }; |
| 74 | ||
| 63c7d09c | 75 | /* HCI_UART proto flag bits */ |
| 0372a662 | 76 | #define HCI_UART_PROTO_SET 0 |
| 1da177e4 LT |
77 | |
| 78 | /* TX states */ | |
| 0372a662 MH |
79 | #define HCI_UART_SENDING 1 |
| 80 | #define HCI_UART_TX_WAKEUP 2 | |
| 1da177e4 LT |
81 | |
| 82 | int hci_uart_register_proto(struct hci_uart_proto *p); | |
| 83 | int hci_uart_unregister_proto(struct hci_uart_proto *p); | |
| 84 | int hci_uart_tx_wakeup(struct hci_uart *hu); | |
| 85 | ||
| 0372a662 MH |
86 | #ifdef CONFIG_BT_HCIUART_H4 |
| 87 | int h4_init(void); | |
| 88 | int h4_deinit(void); | |
| 89 | #endif | |
| 90 | ||
| 91 | #ifdef CONFIG_BT_HCIUART_BCSP | |
| 92 | int bcsp_init(void); | |
| 93 | int bcsp_deinit(void); | |
| 94 | #endif | |
| 166d2f6a OBC |
95 | |
| 96 | #ifdef CONFIG_BT_HCIUART_LL | |
| 97 | int ll_init(void); | |
| 98 | int ll_deinit(void); | |
| 99 | #endif | |
| b3190df6 SS |
100 | |
| 101 | #ifdef CONFIG_BT_HCIUART_ATH3K | |
| 102 | int ath_init(void); | |
| 103 | int ath_deinit(void); | |
| 104 | #endif |