drivers/net/bna/cna.h

   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/version.h>
  23 #include <linux/kernel.h>
  24 #include <linux/types.h>
  25 #include <linux/pci.h>
  26 #include <linux/delay.h>
  27 #include <linux/bitops.h>
  28 #include <linux/timer.h>
  29 #include <linux/interrupt.h>
  30 #include <linux/if_ether.h>
  31 #include <asm/page.h>
  32 #include <asm/io.h>
  33 #include <asm/string.h>
  34
  35 #include <linux/list.h>
  36
  37 #define bfa_sm_fault(__mod, __event)    do {                            \
  38         pr_err("SM Assertion failure: %s: %d: event = %d", __FILE__, __LINE__, \
  39                 __event); \
  40 } while (0)
  41
  42 extern char bfa_version[];
  43
  44 #define CNA_FW_FILE_CT  "ctfw_cna.bin"
  45 #define FC_SYMNAME_MAX  256     /*!< max name server symbolic name size */
  46
  47 #pragma pack(1)
  48
  49 #define MAC_ADDRLEN     (6)
  50 typedef struct mac { u8 mac[MAC_ADDRLEN]; } mac_t;
  51
  52 #pragma pack()
  53
  54 #define bfa_q_first(_q) ((void *)(((struct list_head *) (_q))->next))
  55 #define bfa_q_next(_qe) (((struct list_head *) (_qe))->next)
  56 #define bfa_q_prev(_qe) (((struct list_head *) (_qe))->prev)
  57
  58 /*
  59  * bfa_q_qe_init - to initialize a queue element
  60  */
  61 #define bfa_q_qe_init(_qe) {                                            \
  62         bfa_q_next(_qe) = (struct list_head *) NULL;                    \
  63         bfa_q_prev(_qe) = (struct list_head *) NULL;                    \
  64 }
  65
  66 /*
  67  * bfa_q_deq - dequeue an element from head of the queue
  68  */
  69 #define bfa_q_deq(_q, _qe) {                                            \
  70         if (!list_empty(_q)) {                                          \
  71                 (*((struct list_head **) (_qe))) = bfa_q_next(_q);      \
  72                 bfa_q_prev(bfa_q_next(*((struct list_head **) _qe))) =  \
  73                                                 (struct list_head *) (_q); \
  74                 bfa_q_next(_q) = bfa_q_next(*((struct list_head **) _qe)); \
  75                 bfa_q_qe_init(*((struct list_head **) _qe));            \
  76         } else {                                                        \
  77                 *((struct list_head **) (_qe)) = (struct list_head *) NULL; \
  78         }                                                               \
  79 }
  80
  81 #endif /* __CNA_H__ */