1/*
 2 * Linux network driver for Brocade Converged Network Adapter.
 3 *
 4 * This program is free software; you can redistribute it and/or modify it
 5 * under the terms of the GNU General Public License (GPL) Version 2 as
 6 * published by the Free Software Foundation
 7 *
 8 * This program is distributed in the hope that it will be useful, but
 9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11 * General Public License for more details.
12 */
13/*
14 * Copyright (c) 2006-2010 Brocade Communications Systems, Inc.
15 * All rights reserved
16 * www.brocade.com
17 */
18
19#ifndef __CNA_H__
20#define __CNA_H__
21
22#include <linux/kernel.h>
23#include <linux/types.h>
24#include <linux/pci.h>
25#include <linux/delay.h>
26#include <linux/bitops.h>
27#include <linux/timer.h>
28#include <linux/interrupt.h>
29#include <linux/if_ether.h>
30#include <asm/page.h>
31#include <asm/io.h>
32#include <asm/string.h>
33
34#include <linux/list.h>
35
36#define bfa_sm_fault(__event)    do {                            \
37	pr_err("SM Assertion failure: %s: %d: event = %d", __FILE__, __LINE__, \
38		__event); \
39} while (0)
40
41extern char bfa_version[];
42
43#define	CNA_FW_FILE_CT	"ctfw_cna.bin"
44#define FC_SYMNAME_MAX	256	/*!< max name server symbolic name size */
45
46#pragma pack(1)
47
48#define MAC_ADDRLEN	(6)
49typedef struct mac { u8 mac[MAC_ADDRLEN]; } mac_t;
50
51#pragma pack()
52
53#define bfa_q_first(_q) ((void *)(((struct list_head *) (_q))->next))
54#define bfa_q_next(_qe)	(((struct list_head *) (_qe))->next)
55#define bfa_q_prev(_qe) (((struct list_head *) (_qe))->prev)
56
57/*
58 * bfa_q_qe_init - to initialize a queue element
59 */
60#define bfa_q_qe_init(_qe) {						\
61	bfa_q_next(_qe) = (struct list_head *) NULL;			\
62	bfa_q_prev(_qe) = (struct list_head *) NULL;			\
63}
64
65/*
66 * bfa_q_deq - dequeue an element from head of the queue
67 */
68#define bfa_q_deq(_q, _qe) {						\
69	if (!list_empty(_q)) {						\
70		(*((struct list_head **) (_qe))) = bfa_q_next(_q);	\
71		bfa_q_prev(bfa_q_next(*((struct list_head **) _qe))) =	\
72						(struct list_head *) (_q); \
73		bfa_q_next(_q) = bfa_q_next(*((struct list_head **) _qe)); \
74		bfa_q_qe_init(*((struct list_head **) _qe));		\
75	} else {							\
76		*((struct list_head **)(_qe)) = NULL;			\
77	}								\
78}
79
80#endif /* __CNA_H__ */