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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
/*********************************************************************
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*
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* Filename: irport.h
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* Version: 0.1
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* Description: Serial driver for IrDA
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* Status: Experimental.
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* Author: Dag Brattli <dagb@cs.uit.no>
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* Created at: Sun Aug 3 13:49:59 1997
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* Modified at: Fri Jan 14 10:21:10 2000
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* Modified by: Dag Brattli <dagb@cs.uit.no>
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*
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* Copyright (c) 1997, 1998-2000 Dag Brattli <dagb@cs.uit.no>
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* Neither Dag Brattli nor University of Tromsø admit liability nor
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* provide warranty for any of this software. This material is
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* provided "AS-IS" and at no charge.
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*
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********************************************************************/
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#ifndef IRPORT_H
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#define IRPORT_H
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#include <linux/netdevice.h>
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#include <linux/skbuff.h>
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <net/irda/irda_device.h>
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#define SPEED_DEFAULT 9600
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#define SPEED_MAX 115200
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/*
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* These are the supported serial types.
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*/
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#define PORT_UNKNOWN 0
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#define PORT_8250 1
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#define PORT_16450 2
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#define PORT_16550 3
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#define PORT_16550A 4
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#define PORT_CIRRUS 5
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#define PORT_16650 6
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#define PORT_MAX 6
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#define FRAME_MAX_SIZE 2048
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struct irport_cb {
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struct net_device *netdev; /* Yes! we are some kind of netdevice */
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struct net_device_stats stats;
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struct irlap_cb *irlap; /* The link layer we are attached to */
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chipio_t io; /* IrDA controller information */
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iobuff_t tx_buff; /* Transmit buffer */
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iobuff_t rx_buff; /* Receive buffer */
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struct qos_info qos; /* QoS capabilities for this device */
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dongle_t *dongle; /* Dongle driver */
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__u32 flags; /* Interface flags */
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__u32 new_speed;
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int mode;
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int index; /* Instance index */
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int transmitting; /* Are we transmitting ? */
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spinlock_t lock; /* For serializing operations */
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/* For piggyback drivers */
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void *priv;
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void (*change_speed)(void *priv, __u32 speed);
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irqreturn_t (*interrupt)(int irq, void *dev_id);
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};
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#endif /* IRPORT_H */
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