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/*********************************************************************
*
* Filename: timer.h
* Version:
* Description:
* Status: Experimental.
* Author: Dag Brattli <dagb@cs.uit.no>
* Created at: Sat Aug 16 00:59:29 1997
* Modified at: Thu Oct 7 12:25:24 1999
* Modified by: Dag Brattli <dagb@cs.uit.no>
*
* Copyright (c) 1997, 1998-1999 Dag Brattli <dagb@cs.uit.no>,
* All Rights Reserved.
* Copyright (c) 2000-2001 Jean Tourrilhes <jt@hpl.hp.com>
*
* 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 Troms admit liability nor
* provide warranty for any of this software. This material is
* provided "AS-IS" and at no charge.
*
********************************************************************/
#ifndef TIMER_H
#define TIMER_H
#include <linux/netdevice.h>
#include <asm/param.h> /* for HZ */
#include <net/irda/irda.h>
#include <net/irda/irmod.h>
#include <net/irda/irlap.h>
#include <net/irda/irlmp.h>
#include <net/irda/irda_device.h>
/*
* Timeout definitions, some defined in IrLAP p. 92
*/
#define POLL_TIMEOUT (450*HZ/1000) /* Must never exceed 500 ms */
#define FINAL_TIMEOUT (500*HZ/1000) /* Must never exceed 500 ms */
/*
* Normally twice of p-timer. Note 3, IrLAP p. 60 suggests at least twice
* duration of the P-timer.
*/
#define WD_TIMEOUT (POLL_TIMEOUT*2)
#define MEDIABUSY_TIMEOUT (500*HZ/1000) /* 500 msec */
#define SMALLBUSY_TIMEOUT (100*HZ/1000) /* 100 msec - IrLAP 6.13.4 */
/*
* Slot timer must never exceed 85 ms, and must always be at least 25 ms,
* suggested to 75-85 msec by IrDA lite. This doesn't work with a lot of
* devices, and other stackes uses a lot more, so it's best we do it as well
*/
#define SLOT_TIMEOUT (90*HZ/1000)
/*
* We set the query timeout to 100 ms and then expect the value to be
* multiplied with the number of slots to product the actual timeout value
*/
#define QUERY_TIMEOUT (HZ/10)
#define WATCHDOG_TIMEOUT (20*HZ) /* 20 sec */
typedef void (*TIMER_CALLBACK)(void *);
void irda_start_timer(struct timer_list *ptimer, int timeout, void* data,
TIMER_CALLBACK callback);
inline void irlap_start_slot_timer(struct irlap_cb *self, int timeout);
inline void irlap_start_query_timer(struct irlap_cb *self, int timeout);
inline void irlap_start_final_timer(struct irlap_cb *self, int timeout);
inline void irlap_start_wd_timer(struct irlap_cb *self, int timeout);
inline void irlap_start_backoff_timer(struct irlap_cb *self, int timeout);
void irlap_start_mbusy_timer(struct irlap_cb *self, int timeout);
void irlap_stop_mbusy_timer(struct irlap_cb *);
struct lsap_cb;
struct lap_cb;
inline void irlmp_start_watchdog_timer(struct lsap_cb *, int timeout);
inline void irlmp_start_discovery_timer(struct irlmp_cb *, int timeout);
inline void irlmp_start_idle_timer(struct lap_cb *, int timeout);
inline void irlmp_stop_idle_timer(struct lap_cb *self);
#endif
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