freebsd-nq/sys/ofed/include/linux/netdevice.h
2011-03-21 09:58:24 +00:00

160 lines
4.4 KiB
C

/*-
* Copyright (c) 2010 Isilon Systems, Inc.
* Copyright (c) 2010 iX Systems, Inc.
* Copyright (c) 2010 Panasas, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LINUX_NETDEVICE_H_
#define _LINUX_NETDEVICE_H_
#include <linux/types.h>
#include <sys/socket.h>
#include <net/if_types.h>
#include <net/if.h>
#include <net/if_var.h>
#include <net/if_dl.h>
#include <linux/completion.h>
#include <linux/device.h>
#include <linux/ethtool.h>
#include <linux/workqueue.h>
#include <linux/net.h>
#include <linux/notifier.h>
struct net {
};
extern struct net init_net;
#define MAX_ADDR_LEN 20
#define net_device ifnet
#define dev_get_by_index(n, idx) ifnet_byindex_ref((idx))
#define dev_hold(d) if_ref((d))
#define dev_put(d) if_rele((d))
#define netif_running(dev) !!((dev)->if_drv_flags & IFF_DRV_RUNNING)
#define netif_oper_up(dev) !!((dev)->if_flags & IFF_UP)
#define netif_carrier_ok(dev) netif_running(dev)
static inline void *
netdev_priv(const struct net_device *dev)
{
return (dev->if_softc);
}
static inline void
_handle_ifnet_link_event(void *arg, struct ifnet *ifp, int linkstate)
{
struct notifier_block *nb;
nb = arg;
if (linkstate == LINK_STATE_UP)
nb->notifier_call(nb, NETDEV_UP, ifp);
else
nb->notifier_call(nb, NETDEV_DOWN, ifp);
}
static inline void
_handle_ifnet_arrival_event(void *arg, struct ifnet *ifp)
{
struct notifier_block *nb;
nb = arg;
nb->notifier_call(nb, NETDEV_REGISTER, ifp);
}
static inline void
_handle_ifnet_departure_event(void *arg, struct ifnet *ifp)
{
struct notifier_block *nb;
nb = arg;
nb->notifier_call(nb, NETDEV_UNREGISTER, ifp);
}
static inline int
register_netdevice_notifier(struct notifier_block *nb)
{
nb->tags[NETDEV_UP] = EVENTHANDLER_REGISTER(
ifnet_link_event, _handle_ifnet_link_event, nb, 0);
nb->tags[NETDEV_REGISTER] = EVENTHANDLER_REGISTER(
ifnet_arrival_event, _handle_ifnet_arrival_event, nb, 0);
nb->tags[NETDEV_UNREGISTER] = EVENTHANDLER_REGISTER(
ifnet_departure_event, _handle_ifnet_departure_event, nb, 0);
return (0);
}
static inline int
unregister_netdevice_notifier(struct notifier_block *nb)
{
EVENTHANDLER_DEREGISTER(ifnet_link_event, nb->tags[NETDEV_UP]);
EVENTHANDLER_DEREGISTER(ifnet_arrival_event, nb->tags[NETDEV_REGISTER]);
EVENTHANDLER_DEREGISTER(ifnet_departure_event,
nb->tags[NETDEV_UNREGISTER]);
return (0);
}
#define rtnl_lock()
#define rtnl_unlock()
static inline int
dev_mc_delete(struct net_device *dev, void *addr, int alen, int all)
{
struct sockaddr_dl sdl;
if (alen > sizeof(sdl.sdl_data))
return (-EINVAL);
memset(&sdl, 0, sizeof(sdl));
sdl.sdl_len = sizeof(sdl);
sdl.sdl_family = AF_LINK;
sdl.sdl_alen = alen;
memcpy(&sdl.sdl_data, addr, alen);
return -if_delmulti(dev, (struct sockaddr *)&sdl);
}
static inline int
dev_mc_add(struct net_device *dev, void *addr, int alen, int newonly)
{
struct sockaddr_dl sdl;
if (alen > sizeof(sdl.sdl_data))
return (-EINVAL);
memset(&sdl, 0, sizeof(sdl));
sdl.sdl_len = sizeof(sdl);
sdl.sdl_family = AF_LINK;
sdl.sdl_alen = alen;
memcpy(&sdl.sdl_data, addr, alen);
return -if_addmulti(dev, (struct sockaddr *)&sdl, NULL);
}
#endif /* _LINUX_NETDEVICE_H_ */