mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-18 09:44:18 +08:00
c31f28e778
- Eliminate check for irq handler 'dev_id==NULL' where the condition never occurs. - Eliminate needless casts to/from void* Signed-off-by: Jeff Garzik <jeff@garzik.org>
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*********************************************************************
|
|
*
|
|
* Filename: irport.h
|
|
* Version: 0.1
|
|
* Description: Serial driver for IrDA
|
|
* Status: Experimental.
|
|
* Author: Dag Brattli <dagb@cs.uit.no>
|
|
* Created at: Sun Aug 3 13:49:59 1997
|
|
* Modified at: Fri Jan 14 10:21:10 2000
|
|
* Modified by: Dag Brattli <dagb@cs.uit.no>
|
|
*
|
|
* Copyright (c) 1997, 1998-2000 Dag Brattli <dagb@cs.uit.no>
|
|
* All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* Neither Dag Brattli nor University of Tromsø admit liability nor
|
|
* provide warranty for any of this software. This material is
|
|
* provided "AS-IS" and at no charge.
|
|
*
|
|
********************************************************************/
|
|
|
|
#ifndef IRPORT_H
|
|
#define IRPORT_H
|
|
|
|
#include <linux/netdevice.h>
|
|
#include <linux/skbuff.h>
|
|
#include <linux/types.h>
|
|
#include <linux/spinlock.h>
|
|
|
|
#include <net/irda/irda_device.h>
|
|
|
|
#define SPEED_DEFAULT 9600
|
|
#define SPEED_MAX 115200
|
|
|
|
/*
|
|
* These are the supported serial types.
|
|
*/
|
|
#define PORT_UNKNOWN 0
|
|
#define PORT_8250 1
|
|
#define PORT_16450 2
|
|
#define PORT_16550 3
|
|
#define PORT_16550A 4
|
|
#define PORT_CIRRUS 5
|
|
#define PORT_16650 6
|
|
#define PORT_MAX 6
|
|
|
|
#define FRAME_MAX_SIZE 2048
|
|
|
|
struct irport_cb {
|
|
struct net_device *netdev; /* Yes! we are some kind of netdevice */
|
|
struct net_device_stats stats;
|
|
|
|
struct irlap_cb *irlap; /* The link layer we are attached to */
|
|
|
|
chipio_t io; /* IrDA controller information */
|
|
iobuff_t tx_buff; /* Transmit buffer */
|
|
iobuff_t rx_buff; /* Receive buffer */
|
|
|
|
struct qos_info qos; /* QoS capabilities for this device */
|
|
dongle_t *dongle; /* Dongle driver */
|
|
|
|
__u32 flags; /* Interface flags */
|
|
__u32 new_speed;
|
|
int mode;
|
|
int index; /* Instance index */
|
|
int transmitting; /* Are we transmitting ? */
|
|
|
|
spinlock_t lock; /* For serializing operations */
|
|
|
|
/* For piggyback drivers */
|
|
void *priv;
|
|
void (*change_speed)(void *priv, __u32 speed);
|
|
irqreturn_t (*interrupt)(int irq, void *dev_id);
|
|
};
|
|
|
|
#endif /* IRPORT_H */
|