mirror of
https://github.com/proski/madwifi
synced 2024-11-22 06:21:47 +03:00
bd86fad851
It's already defined in CentOS 2.6.18-238.19.1.el5 kernel. Use parentheses around dev to be safer. git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@4168 0192ed92-7a03-0410-a25b-9323aeb14dbd
248 lines
7.4 KiB
C
248 lines
7.4 KiB
C
/*-
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* Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*
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* $Id$
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*/
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#ifndef _ATH_COMPAT_H_
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#define _ATH_COMPAT_H_
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/* Compatibility with older Linux kernels */
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#ifdef __KERNEL__
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#include <linux/types.h>
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#include <linux/time.h>
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#include <linux/netdevice.h>
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#include <linux/kernel.h>
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#include <linux/kmod.h>
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#endif
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#include <linux/version.h>
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#if !defined(__KERNEL__) || !defined (__bitwise)
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#define __le16 u_int16_t
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#define __le32 u_int32_t
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#define __le64 u_int64_t
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#define __be16 u_int16_t
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#define __be32 u_int32_t
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#define __be64 u_int64_t
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#define __force
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#endif
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#ifndef container_of
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#define container_of(ptr, type, member) ({ \
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const typeof( ((type *)0)->member ) *__mptr = (ptr); \
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(type *)( (char *)__mptr - offsetof(type,member) );})
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#endif
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#ifndef list_for_each_entry_reverse
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#define list_for_each_entry_reverse(pos, head, member) \
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for (pos = list_entry((head)->prev, typeof(*pos), member); \
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prefetch(pos->member.prev), &pos->member != (head); \
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pos = list_entry(pos->member.prev, typeof(*pos), member))
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#endif
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#ifndef NETDEV_TX_OK
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#define NETDEV_TX_OK 0
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#define NETDEV_TX_BUSY 1
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,34)
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#ifndef netdev_for_each_mc_addr
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#define netdev_for_each_mc_addr(mclist, dev) \
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for (mclist = (dev)->mc_list; mclist; mclist = mclist->next)
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#endif
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35)
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#define ath_netdev_hw_addr dev_mc_list
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#define ath_ha_addr(ha) ha->dmi_addr
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#else
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#define ath_netdev_hw_addr netdev_hw_addr
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#define ath_ha_addr(ha) ha->addr
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#endif
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/*
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* BSD/Linux compatibility shims. These are used mainly to
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* minimize differences when importing necessary BSD code.
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*/
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#define NBBY 8 /* number of bits/byte */
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/* roundup() appears in Linux 2.6.18 */
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#ifndef roundup
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#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */
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#endif
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#define howmany(x, y) (((x)+((y)-1))/(y))
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/* roundup() and howmany() macros that works both with positive and negative
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* values. */
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#define roundup_s(x,y) _roundup_s((signed)(x),(signed)(y))
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#define howmany_s(x,y) _howmany_s((signed)(x),(signed)(y))
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#define _roundup_s(x,y) \
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((x) >= 0 ? (((x)+((y)-1))/(y))*(y) : ((x)/(y))*(y))
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#define _howmany_s(x, y) \
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((x) >= 0 ? (((x)+((y)-1))/(y)) : ((x)/(y)))
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/* Bit map related macros. */
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#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY))
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#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
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#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY)))
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#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
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#ifndef __packed
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#define __packed __attribute__((__packed__))
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#endif
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#define __offsetof(t,m) offsetof(t,m)
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/*
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* NetBSD/FreeBSD defines for file version.
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*/
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#define __FBSDID(_s)
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#define __KERNEL_RCSID(_n,_s)
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/*
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* Fixes for Linux API changes
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*/
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#ifdef __KERNEL__
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#define KASSERT(exp, msg) do { \
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if (unlikely(!(exp))) { \
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printk msg; \
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printk("\n"); \
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BUG(); \
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} \
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} while (0)
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14)
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#define gfp_t unsigned int
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static inline void *_kzalloc(size_t size, gfp_t flags)
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{
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void *p = kmalloc(size, flags);
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if (likely(p != NULL))
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memset(p, 0, size);
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return p;
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}
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#define kzalloc(size, flags) _kzalloc(size, flags)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21)
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#define ATH_REGISTER_SYSCTL_TABLE(t) register_sysctl_table(t, 1)
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#else
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#define ATH_REGISTER_SYSCTL_TABLE(t) register_sysctl_table(t)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9)
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#define __user
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#define __kernel
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#define __iomem
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16)
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static inline int timeval_compare(struct timeval *lhs, struct timeval *rhs)
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{
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if (lhs->tv_sec < rhs->tv_sec)
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return -1;
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if (lhs->tv_sec > rhs->tv_sec)
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return 1;
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return lhs->tv_usec - rhs->tv_usec;
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}
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
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typedef unsigned long resource_size_t;
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
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#define IRQF_SHARED SA_SHIRQ
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#endif
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,27)) || \
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((LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)) && \
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((LINUX_VERSION_CODE < KERNEL_VERSION(2,6,3))))
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#define netdev_priv(_netdev) ((_netdev)->priv)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
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#define skb_end_pointer(_skb) ((_skb)->end)
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#define skb_tail_pointer(_skb) ((_skb)->tail)
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#define skb_set_network_header(_skb, _offset) \
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do { (_skb)->nh.raw = (_skb)->data + (_offset); } while (0)
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#define skb_reset_network_header(_skb) \
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do { (_skb)->nh.raw = (_skb)->data; } while (0)
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#define skb_mac_header(_skb) ((_skb)->mac.raw)
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#define skb_reset_mac_header(_skb) \
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do { (_skb)->mac.raw = (_skb)->data; } while (0)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
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#define CTL_AUTO -2
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#define DEV_ATH 9
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#else
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#define CTL_AUTO CTL_UNNUMBERED
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#define DEV_ATH CTL_UNNUMBERED
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)
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#define ATH_INIT_CTL_NAME(val)
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#define ATH_SET_CTL_NAME(ctl, val)
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#else
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#define ATH_INIT_CTL_NAME(val) .ctl_name = val,
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#define ATH_SET_CTL_NAME(ctl, val) ctl.ctl_name = val
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#endif
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/* __skb_append got a third parameter in 2.6.14 */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14)
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#define __skb_queue_after(_list, _old, _new) __skb_append(_old, _new)
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#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
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#define __skb_queue_after(_list, _old, _new) __skb_append(_old, _new, _list)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
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#define request_module(_fmt, _modname) request_module(_modname)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
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#ifndef spin_lock_irqsave_nested
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#define spin_lock_irqsave_nested(_lock, _flags, _subclass) \
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spin_lock_irqsave(_lock, _flags)
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#endif
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#endif
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#endif /* __KERNEL__ */
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#endif /* _ATH_COMPAT_H_ */
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