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/*
* Copyright (C) ST-Ericsson SA 2010
* Authors:
* Par-Gunnar Hjalmdahl (par-gunnar.p.hjalmdahl@stericsson.com) for ST-Ericsson.
* License terms: GNU General Public License (GPL), version 2
*
* This file is a staging solution and shall be integrated into
* /drivers/bluetooth/hci_uart.h.
*
* Original hci_uart.h file:
* Copyright (C) 2000-2001 Qualcomm Incorporated
* Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
* Copyright (C) 2004-2005 Marcel Holtmann <marcel@holtmann.org>
*/
/*
* Staging CG2900 Bluetooth HCI UART. Will be replaced by normal N_HCI when
* moved to normal driver folder.
*/
#ifndef N_CG2900_HCI
#define N_CG2900_HCI 23
#endif /* N_CG2900_HCI */
/* Ioctls */
#define HCIUARTSETPROTO _IOW('U', 200, int)
#define HCIUARTGETPROTO _IOR('U', 201, int)
#define HCIUARTGETDEVICE _IOR('U', 202, int)
#define HCIUARTSETFLAGS _IOW('U', 203, int)
#define HCIUARTGETFLAGS _IOR('U', 204, int)
/* UART protocols */
#define HCI_UART_MAX_PROTO 7
#define HCI_UART_H4 0
#define HCI_UART_BCSP 1
#define HCI_UART_3WIRE 2
#define HCI_UART_H4DS 3
#define HCI_UART_LL 4
#define HCI_UART_ATH3K 5
#define HCI_UART_STE 6
#define HCI_UART_RAW_DEVICE 0
/* UART break and flow control parameters */
#define BREAK_ON true
#define BREAK_OFF false
#define FLOW_ON true
#define FLOW_OFF false
struct hci_uart;
struct hci_uart_proto {
unsigned int id;
int (*open)(struct hci_uart *hu);
int (*close)(struct hci_uart *hu);
int (*flush)(struct hci_uart *hu);
int (*recv)(struct hci_uart *hu, void *data, int len);
int (*enqueue)(struct hci_uart *hu, struct sk_buff *skb);
struct sk_buff *(*dequeue)(struct hci_uart *hu);
bool register_hci_dev;
struct device *dev;
};
struct hci_uart {
struct tty_struct *tty;
struct hci_dev *hdev;
unsigned long flags;
unsigned long hdev_flags;
struct hci_uart_proto *proto;
void *priv;
struct sk_buff *tx_skb;
unsigned long tx_state;
spinlock_t rx_lock;
struct file *fd;
};
/* HCI_UART proto flag bits */
#define HCI_UART_PROTO_SET 0
/* TX states */
#define HCI_UART_SENDING 1
#define HCI_UART_TX_WAKEUP 2
int cg2900_hci_uart_register_proto(struct hci_uart_proto *p);
int cg2900_hci_uart_unregister_proto(struct hci_uart_proto *p);
int cg2900_hci_uart_tx_wakeup(struct hci_uart *hu);
int cg2900_hci_uart_set_baudrate(struct hci_uart *hu, int baud);
int cg2900_hci_uart_set_break(struct hci_uart *hu, bool break_on);
int cg2900_hci_uart_tiocmget(struct hci_uart *hu);
void cg2900_hci_uart_flush_buffer(struct hci_uart *hu);
void cg2900_hci_uart_flow_ctrl(struct hci_uart *hu, bool flow_on);
int cg2900_hci_uart_chars_in_buffer(struct hci_uart *hu);
#define hci_uart_register_proto cg2900_hci_uart_register_proto
#define hci_uart_unregister_proto cg2900_hci_uart_unregister_proto
#define hci_uart_tx_wakeup cg2900_hci_uart_tx_wakeup
#define hci_uart_set_baudrate cg2900_hci_uart_set_baudrate
#define hci_uart_set_break cg2900_hci_uart_set_break
#define hci_uart_tiocmget cg2900_hci_uart_tiocmget
#define hci_uart_flush_buffer cg2900_hci_uart_flush_buffer
#define hci_uart_flow_ctrl cg2900_hci_uart_flow_ctrl
#define hci_uart_chars_in_buffer cg2900_hci_uart_chars_in_buffer
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