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  • only in /netgear-R7000-V1.0.7.12_1.2.5/components/opensource/linux/linux-2.6.36/drivers/scsi/bfa/include/
1/*
2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
3 * All rights reserved
4 * www.brocade.com
5 *
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * General Public License for more details.
16 */
17#ifndef __BFA_TIMER_H__
18#define __BFA_TIMER_H__
19
20#include <bfa_os_inc.h>
21#include <cs/bfa_q.h>
22
23struct bfa_s;
24
25typedef void (*bfa_timer_cbfn_t)(void *);
26
27/**
28 * BFA timer data structure
29 */
30struct bfa_timer_s {
31	struct list_head	qe;
32	bfa_timer_cbfn_t timercb;
33	void            *arg;
34	int             timeout;	/**< in millisecs. */
35};
36
37/**
38 * Timer module structure
39 */
40struct bfa_timer_mod_s {
41	struct list_head timer_q;
42};
43
44#define BFA_TIMER_FREQ 200 /**< specified in millisecs */
45
46void bfa_timer_beat(struct bfa_timer_mod_s *mod);
47void bfa_timer_init(struct bfa_timer_mod_s *mod);
48void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
49			bfa_timer_cbfn_t timercb, void *arg,
50			unsigned int timeout);
51void bfa_timer_stop(struct bfa_timer_s *timer);
52
53#endif /* __BFA_TIMER_H__ */
54