diff options
author | Stephen Hemminger <shemminger@linux-foundation.org> | 2007-10-09 01:40:57 -0700 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:52:52 -0700 |
commit | 3b04ddde02cf1b6f14f2697da5c20eca5715017f (patch) | |
tree | 9da1341a5a399a507b5ea6bf5a3047506b8d8f8f /drivers | |
parent | b95cce3576813ac3f86bafa6b5daaaaf7574b0fe (diff) | |
download | linux-stable-3b04ddde02cf1b6f14f2697da5c20eca5715017f.tar.gz linux-stable-3b04ddde02cf1b6f14f2697da5c20eca5715017f.tar.bz2 linux-stable-3b04ddde02cf1b6f14f2697da5c20eca5715017f.zip |
[NET]: Move hardware header operations out of netdevice.
Since hardware header operations are part of the protocol class
not the device instance, make them into a separate object and
save memory.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
37 files changed, 298 insertions, 331 deletions
diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c index b31f90082e35..dc9dce22f6a8 100644 --- a/drivers/ieee1394/eth1394.c +++ b/drivers/ieee1394/eth1394.c @@ -159,15 +159,16 @@ MODULE_PARM_DESC(max_partial_datagrams, static int ether1394_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len); + unsigned short type, const void *daddr, + const void *saddr, unsigned len); static int ether1394_rebuild_header(struct sk_buff *skb); static int ether1394_header_parse(const struct sk_buff *skb, unsigned char *haddr); -static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh); +static int ether1394_header_cache(const struct neighbour *neigh, + struct hh_cache *hh); static void ether1394_header_cache_update(struct hh_cache *hh, - struct net_device *dev, - unsigned char *haddr); + const struct net_device *dev, + const unsigned char *haddr); static int ether1394_tx(struct sk_buff *skb, struct net_device *dev); static void ether1394_iso(struct hpsb_iso *iso); @@ -507,6 +508,14 @@ static void ether1394_reset_priv(struct net_device *dev, int set_mtu) spin_unlock_irqrestore(&priv->lock, flags); } +static const struct header_ops ether1394_header_ops = { + .create = ether1394_header, + .rebuild = ether1394_rebuild_header, + .cache = ether1394_header_cache, + .cache_update = ether1394_header_cache_update, + .parse = ether1394_header_parse, +}; + static void ether1394_init_dev(struct net_device *dev) { dev->open = ether1394_open; @@ -516,11 +525,7 @@ static void ether1394_init_dev(struct net_device *dev) dev->tx_timeout = ether1394_tx_timeout; dev->change_mtu = ether1394_change_mtu; - dev->hard_header = ether1394_header; - dev->rebuild_header = ether1394_rebuild_header; - dev->hard_header_cache = ether1394_header_cache; - dev->header_cache_update= ether1394_header_cache_update; - dev->hard_header_parse = ether1394_header_parse; + dev->header_ops = ðer1394_header_ops; SET_ETHTOOL_OPS(dev, ðtool_ops); @@ -711,8 +716,8 @@ static void ether1394_host_reset(struct hpsb_host *host) * saddr=NULL means use device source address * daddr=NULL means leave destination address (eg unresolved arp). */ static int ether1394_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { struct eth1394hdr *eth = (struct eth1394hdr *)skb_push(skb, ETH1394_HLEN); @@ -759,7 +764,8 @@ static int ether1394_header_parse(const struct sk_buff *skb, return ETH1394_ALEN; } -static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh) +static int ether1394_header_cache(const struct neighbour *neigh, + struct hh_cache *hh) { unsigned short type = hh->hh_type; struct net_device *dev = neigh->dev; @@ -778,8 +784,8 @@ static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh) /* Called by Address Resolution module to notify changes in address. */ static void ether1394_header_cache_update(struct hh_cache *hh, - struct net_device *dev, - unsigned char * haddr) + const struct net_device *dev, + const unsigned char * haddr) { memcpy((u8 *)hh->hh_data + 16 - ETH1394_HLEN, haddr, dev->addr_len); } @@ -899,8 +905,8 @@ static u16 ether1394_parse_encap(struct sk_buff *skb, struct net_device *dev, } /* Now add the ethernet header. */ - if (dev->hard_header(skb, dev, ntohs(ether_type), &dest_hw, NULL, - skb->len) >= 0) + if (dev_hard_header(skb, dev, ntohs(ether_type), &dest_hw, NULL, + skb->len) >= 0) ret = ether1394_type_trans(skb, dev); return ret; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index b1c3d6cd8eba..2bd76ef57154 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -780,7 +780,7 @@ static void ipoib_timeout(struct net_device *dev) static int ipoib_hard_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, - void *daddr, void *saddr, unsigned len) + const void *daddr, const void *saddr, unsigned len) { struct ipoib_header *header; @@ -940,6 +940,10 @@ void ipoib_dev_cleanup(struct net_device *dev) priv->tx_ring = NULL; } +static const struct header_ops ipoib_header_ops = { + .create = ipoib_hard_header, +}; + static void ipoib_setup(struct net_device *dev) { struct ipoib_dev_priv *priv = netdev_priv(dev); @@ -950,7 +954,7 @@ static void ipoib_setup(struct net_device *dev) dev->hard_start_xmit = ipoib_start_xmit; dev->get_stats = ipoib_get_stats; dev->tx_timeout = ipoib_timeout; - dev->hard_header = ipoib_hard_header; + dev->header_ops = &ipoib_header_ops; dev->set_multicast_list = ipoib_set_mcast_list; dev->neigh_setup = ipoib_neigh_setup_dev; diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c index aa83277aba74..54546604656d 100644 --- a/drivers/isdn/i4l/isdn_net.c +++ b/drivers/isdn/i4l/isdn_net.c @@ -1873,54 +1873,14 @@ isdn_net_rcv_skb(int idx, struct sk_buff *skb) return 0; } -static int -my_eth_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, - void *daddr, void *saddr, unsigned len) -{ - struct ethhdr *eth = (struct ethhdr *) skb_push(skb, ETH_HLEN); - - /* - * Set the protocol type. For a packet of type ETH_P_802_3 we - * put the length here instead. It is up to the 802.2 layer to - * carry protocol information. - */ - - if (type != ETH_P_802_3) - eth->h_proto = htons(type); - else - eth->h_proto = htons(len); - - /* - * Set the source hardware address. - */ - if (saddr) - memcpy(eth->h_source, saddr, dev->addr_len); - else - memcpy(eth->h_source, dev->dev_addr, dev->addr_len); - - /* - * Anyway, the loopback-device should never use this function... - */ - - if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) { - memset(eth->h_dest, 0, dev->addr_len); - return ETH_HLEN /*(dev->hard_header_len)*/; - } - if (daddr) { - memcpy(eth->h_dest, daddr, dev->addr_len); - return ETH_HLEN /*dev->hard_header_len*/; - } - return -ETH_HLEN /*dev->hard_header_len*/; -} - /* * build an header * depends on encaps that is being used. */ -static int -isdn_net_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, - void *daddr, void *saddr, unsigned plen) +static int isdn_net_header(struct sk_buff *skb, struct net_device *dev, + unsigned short type, + const void *daddr, const void *saddr, unsigned plen) { isdn_net_local *lp = dev->priv; unsigned char *p; @@ -1928,7 +1888,7 @@ isdn_net_header(struct sk_buff *skb, struct net_device *dev, unsigned short type switch (lp->p_encap) { case ISDN_NET_ENCAP_ETHER: - len = my_eth_header(skb, dev, type, daddr, saddr, plen); + len = eth_header(skb, dev, type, daddr, saddr, plen); break; #ifdef CONFIG_ISDN_PPP case ISDN_NET_ENCAP_SYNCPPP: @@ -2005,6 +1965,32 @@ isdn_net_rebuild_header(struct sk_buff *skb) return ret; } +static int isdn_header_cache(const struct neighbour *neigh, struct hh_cache *hh) +{ + const struct net_device *dev = neigh->dev; + isdn_net_local *lp = dev->priv; + + if (lp->p_encap == ISDN_NET_ENCAP_ETHER) + return eth_header_cache(neigh, hh); + return -1; +} + +static void isdn_header_cache_update(struct hh_cache *hh, + const struct net_device *dev, + const unsigned char *haddr) +{ + isdn_net_local *lp = dev->priv; + if (lp->p_encap == ISDN_NET_ENCAP_ETHER) + return eth_header_cache_update(hh, dev, haddr); +} + +static const struct header_ops isdn_header_ops = { + .create = isdn_net_header, + .rebuild = isdn_net_rebuild_header, + .cache = isdn_header_cache, + .cache_update = isdn_header_cache_update, +}; + /* * Interface-setup. (just after registering a new interface) */ @@ -2012,18 +1998,12 @@ static int isdn_net_init(struct net_device *ndev) { ushort max_hlhdr_len = 0; - isdn_net_local *lp = (isdn_net_local *) ndev->priv; - int drvidx, i; + int drvidx; ether_setup(ndev); - lp->org_hhc = ndev->hard_header_cache; - lp->org_hcu = ndev->header_cache_update; + ndev->header_ops = NULL; /* Setup the generic properties */ - - ndev->hard_header = NULL; - ndev->hard_header_cache = NULL; - ndev->header_cache_update = NULL; ndev->mtu = 1500; ndev->flags = IFF_NOARP|IFF_POINTOPOINT; ndev->type = ARPHRD_ETHER; @@ -2032,9 +2012,6 @@ isdn_net_init(struct net_device *ndev) /* for clients with MPPP maybe higher values better */ ndev->tx_queue_len = 30; - for (i = 0; i < ETH_ALEN; i++) - ndev->broadcast[i] = 0xff; - /* The ISDN-specific entries in the device structure. */ ndev->open = &isdn_net_open; ndev->hard_start_xmit = &isdn_net_start_xmit; @@ -2052,7 +2029,6 @@ isdn_net_init(struct net_device *ndev) ndev->hard_header_len = ETH_HLEN + max_hlhdr_len; ndev->stop = &isdn_net_close; ndev->get_stats = &isdn_net_get_stats; - ndev->rebuild_header = &isdn_net_rebuild_header; ndev->do_ioctl = NULL; return 0; } @@ -2861,21 +2837,14 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg) } if (cfg->p_encap != lp->p_encap) { if (cfg->p_encap == ISDN_NET_ENCAP_RAWIP) { - p->dev.hard_header = NULL; - p->dev.hard_header_cache = NULL; - p->dev.header_cache_update = NULL; + p->dev.header_ops = NULL; p->dev.flags = IFF_NOARP|IFF_POINTOPOINT; } else { - p->dev.hard_header = isdn_net_header; - if (cfg->p_encap == ISDN_NET_ENCAP_ETHER) { - p->dev.hard_header_cache = lp->org_hhc; - p->dev.header_cache_update = lp->org_hcu; + p->dev.header_ops = &isdn_header_ops; + if (cfg->p_encap == ISDN_NET_ENCAP_ETHER) p->dev.flags = IFF_BROADCAST | IFF_MULTICAST; - } else { - p->dev.hard_header_cache = NULL; - p->dev.header_cache_update = NULL; + else p->dev.flags = IFF_NOARP|IFF_POINTOPOINT; - } } } lp->p_encap = cfg->p_encap; @@ -3127,8 +3096,6 @@ isdn_net_realrm(isdn_net_dev * p, isdn_net_dev * q) ((isdn_net_local *) (p->local->master->priv))->slave = p->local->slave; } else { /* Unregister only if it's a master-device */ - p->dev.hard_header_cache = p->local->org_hhc; - p->dev.header_cache_update = p->local->org_hcu; unregister_netdev(&p->dev); } /* Unlink device from chain */ diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c index bdd797071cb0..06800e5a0770 100644 --- a/drivers/media/dvb/dvb-core/dvb_net.c +++ b/drivers/media/dvb/dvb-core/dvb_net.c @@ -1225,10 +1225,17 @@ static struct net_device_stats * dvb_net_get_stats(struct net_device *dev) return &((struct dvb_net_priv*) dev->priv)->stats; } +static const struct header_ops dvb_header_ops = { + .create = eth_header, + .parse = eth_header_parse, + .rebuild = eth_rebuild_header, +}; + static void dvb_net_setup(struct net_device *dev) { ether_setup(dev); + dev->header_ops = &dvb_header_ops; dev->open = dvb_net_open; dev->stop = dvb_net_stop; dev->hard_start_xmit = dvb_net_tx; @@ -1237,7 +1244,7 @@ static void dvb_net_setup(struct net_device *dev) dev->set_mac_address = dvb_net_set_mac; dev->mtu = 4096; dev->mc_count = 0; - dev->hard_header_cache = NULL; + dev->flags |= IFF_NOARP; } diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c index c4b560d42a67..92c3a4cf0bb1 100644 --- a/drivers/net/appletalk/cops.c +++ b/drivers/net/appletalk/cops.c @@ -194,10 +194,6 @@ static void cops_timeout(struct net_device *dev); static void cops_rx (struct net_device *dev); static int cops_send_packet (struct sk_buff *skb, struct net_device *dev); static void set_multicast_list (struct net_device *dev); -static int cops_hard_header (struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len); - static int cops_ioctl (struct net_device *dev, struct ifreq *rq, int cmd); static int cops_close (struct net_device *dev); static struct net_device_stats *cops_get_stats (struct net_device *dev); @@ -331,7 +327,6 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr) dev->base_addr = ioaddr; lp = netdev_priv(dev); - memset(lp, 0, sizeof(struct cops_local)); spin_lock_init(&lp->lock); /* Copy local board variable to lp struct. */ @@ -340,7 +335,7 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr) dev->hard_start_xmit = cops_send_packet; dev->tx_timeout = cops_timeout; dev->watchdog_timeo = HZ * 2; - dev->hard_header = cops_hard_header; + dev->get_stats = cops_get_stats; dev->open = cops_open; dev->stop = cops_close; @@ -945,19 +940,6 @@ static void set_multicast_list(struct net_device *dev) } /* - * Another Dummy function to keep the Appletalk layer happy. - */ - -static int cops_hard_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) -{ - if(cops_debug >= 3) - printk("%s: cops_hard_header executed. Wow!\n", dev->name); - return 0; -} - -/* * System ioctls for the COPS LocalTalk card. */ diff --git a/drivers/net/appletalk/ltpc.c b/drivers/net/appletalk/ltpc.c index cb4744e56905..6ab2c2d4d673 100644 --- a/drivers/net/appletalk/ltpc.c +++ b/drivers/net/appletalk/ltpc.c @@ -870,15 +870,6 @@ static void set_multicast_list(struct net_device *dev) /* Actually netatalk needs fixing! */ } -static int ltpc_hard_header (struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, unsigned len) -{ - if(debug & DEBUG_VERBOSE) - printk("ltpc_hard_header called for device %s\n", - dev->name); - return 0; -} - static int ltpc_poll_counter; static void ltpc_poll(unsigned long l) @@ -1141,7 +1132,6 @@ struct net_device * __init ltpc_probe(void) /* Fill in the fields of the device structure with ethernet-generic values. */ dev->hard_start_xmit = ltpc_xmit; - dev->hard_header = ltpc_hard_header; dev->get_stats = ltpc_get_stats; /* add the ltpc-specific things */ diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index 681e20b8466f..c59c8067de99 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -102,8 +102,8 @@ static int arcnet_close(struct net_device *dev); static int arcnet_send_packet(struct sk_buff *skb, struct net_device *dev); static void arcnet_timeout(struct net_device *dev); static int arcnet_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len); + unsigned short type, const void *daddr, + const void *saddr, unsigned len); static int arcnet_rebuild_header(struct sk_buff *skb); static struct net_device_stats *arcnet_get_stats(struct net_device *dev); static int go_tx(struct net_device *dev); @@ -317,11 +317,17 @@ static int choose_mtu(void) return mtu == 65535 ? XMTU : mtu; } +static const struct header_ops arcnet_header_ops = { + .create = arcnet_header, + .rebuild = arcnet_rebuild_header, +}; + /* Setup a struct device for ARCnet. */ static void arcdev_setup(struct net_device *dev) { dev->type = ARPHRD_ARCNET; + dev->header_ops = &arcnet_header_ops; dev->hard_header_len = sizeof(struct archdr); dev->mtu = choose_mtu(); @@ -342,8 +348,6 @@ static void arcdev_setup(struct net_device *dev) dev->hard_start_xmit = arcnet_send_packet; dev->tx_timeout = arcnet_timeout; dev->get_stats = arcnet_get_stats; - dev->hard_header = arcnet_header; - dev->rebuild_header = arcnet_rebuild_header; } struct net_device *alloc_arcdev(char *name) @@ -488,10 +492,10 @@ static int arcnet_close(struct net_device *dev) static int arcnet_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { - struct arcnet_local *lp = dev->priv; + const struct arcnet_local *lp = netdev_priv(dev); uint8_t _daddr, proto_num; struct ArcProto *proto; diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index 0a847326a5e4..ecd156def039 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -288,7 +288,8 @@ static int sp_close(struct net_device *dev) /* Return the frame type ID */ static int sp_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { #ifdef CONFIG_INET if (type != htons(ETH_P_AX25)) @@ -323,6 +324,11 @@ static int sp_rebuild_header(struct sk_buff *skb) #endif } +static const struct header_ops sp_header_ops = { + .create = sp_header, + .rebuild = sp_rebuild_header, +}; + static void sp_setup(struct net_device *dev) { /* Finish setting up the DEVICE info. */ @@ -331,14 +337,15 @@ static void sp_setup(struct net_device *dev) dev->open = sp_open_dev; dev->destructor = free_netdev; dev->stop = sp_close; - dev->hard_header = sp_header; + dev->get_stats = sp_get_stats; dev->set_mac_address = sp_set_mac_address; dev->hard_header_len = AX25_MAX_HEADER_LEN; + dev->header_ops = &sp_header_ops; + dev->addr_len = AX25_ADDR_LEN; dev->type = ARPHRD_AX25; dev->tx_queue_len = 10; - dev->rebuild_header = sp_rebuild_header; dev->tx_timeout = NULL; /* Only activated in AX.25 mode */ diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c index 355c6cf3d112..1a5a75acf73e 100644 --- a/drivers/net/hamradio/baycom_epp.c +++ b/drivers/net/hamradio/baycom_epp.c @@ -1159,8 +1159,7 @@ static void baycom_probe(struct net_device *dev) /* Fill in the fields of the device structure */ bc->skb = NULL; - dev->hard_header = ax25_hard_header; - dev->rebuild_header = ax25_rebuild_header; + dev->header_ops = &ax25_header_ops; dev->set_mac_address = baycom_set_mac_address; dev->type = ARPHRD_AX25; /* AF_AX25 device */ diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index 4bff23e3b970..5ddf8b0c34f9 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -483,8 +483,7 @@ static void bpq_setup(struct net_device *dev) dev->flags = 0; #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) - dev->hard_header = ax25_hard_header; - dev->rebuild_header = ax25_rebuild_header; + dev->header_ops = &ax25_header_ops; #endif dev->type = ARPHRD_AX25; diff --git a/drivers/net/hamradio/dmascc.c b/drivers/net/hamradio/dmascc.c index 205f09672492..bc02e4694804 100644 --- a/drivers/net/hamradio/dmascc.c +++ b/drivers/net/hamradio/dmascc.c @@ -581,8 +581,7 @@ static int __init setup_adapter(int card_base, int type, int n) dev->do_ioctl = scc_ioctl; dev->hard_start_xmit = scc_send_packet; dev->get_stats = scc_get_stats; - dev->hard_header = ax25_hard_header; - dev->rebuild_header = ax25_rebuild_header; + dev->header_ops = &ax25_header_ops; dev->set_mac_address = scc_set_mac_address; } if (register_netdev(info->dev[0])) { diff --git a/drivers/net/hamradio/hdlcdrv.c b/drivers/net/hamradio/hdlcdrv.c index b33adc6a340b..ae9629fa6882 100644 --- a/drivers/net/hamradio/hdlcdrv.c +++ b/drivers/net/hamradio/hdlcdrv.c @@ -682,8 +682,7 @@ static void hdlcdrv_setup(struct net_device *dev) s->skb = NULL; - dev->hard_header = ax25_hard_header; - dev->rebuild_header = ax25_rebuild_header; + dev->header_ops = &ax25_header_ops; dev->set_mac_address = hdlcdrv_set_mac_address; dev->type = ARPHRD_AX25; /* AF_AX25 device */ diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index d08fbc396648..9e43c47691ca 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -578,8 +578,9 @@ static int ax_open_dev(struct net_device *dev) #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) /* Return the frame type ID */ -static int ax_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, - void *daddr, void *saddr, unsigned len) +static int ax_header(struct sk_buff *skb, struct net_device *dev, + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { #ifdef CONFIG_INET if (type != htons(ETH_P_AX25)) @@ -670,6 +671,11 @@ static struct net_device_stats *ax_get_stats(struct net_device *dev) return &ax->stats; } +static const struct header_ops ax_header_ops = { + .create = ax_header, + .rebuild = ax_rebuild_header, +}; + static void ax_setup(struct net_device *dev) { /* Finish setting up the DEVICE info. */ @@ -683,8 +689,8 @@ static void ax_setup(struct net_device *dev) dev->addr_len = 0; dev->type = ARPHRD_AX25; dev->tx_queue_len = 10; - dev->hard_header = ax_header; - dev->rebuild_header = ax_rebuild_header; + dev->header_ops = &ax_header_ops; + memcpy(dev->broadcast, &ax25_bcast, AX25_ADDR_LEN); memcpy(dev->dev_addr, &ax25_defaddr, AX25_ADDR_LEN); diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c index 39b3b82aa4a4..353d13e543ce 100644 --- a/drivers/net/hamradio/scc.c +++ b/drivers/net/hamradio/scc.c @@ -1551,8 +1551,8 @@ static void scc_net_setup(struct net_device *dev) dev->stop = scc_net_close; dev->hard_start_xmit = scc_net_tx; - dev->hard_header = ax25_hard_header; - dev->rebuild_header = ax25_rebuild_header; + dev->header_ops = &ax25_header_ops; + dev->set_mac_address = scc_net_set_mac_address; dev->get_stats = scc_net_get_stats; dev->do_ioctl = scc_net_ioctl; diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index 401724ddafcd..1c942862a3f4 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -1097,8 +1097,7 @@ static void yam_setup(struct net_device *dev) skb_queue_head_init(&yp->send_queue); - dev->hard_header = ax25_hard_header; - dev->rebuild_header = ax25_rebuild_header; + dev->header_ops = &ax25_header_ops; dev->set_mac_address = yam_set_mac_address; diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index f11120b7a3b2..b6d4ae3ad506 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -221,22 +221,17 @@ static void loopback_dev_free(struct net_device *dev) } /* - * The loopback device is special. There is only one instance and - * it is statically allocated. Don't do this for other devices. + * The loopback device is special. There is only one instance. */ static void loopback_setup(struct net_device *dev) { dev->get_stats = &get_stats; dev->mtu = (16 * 1024) + 20 + 20 + 12; dev->hard_start_xmit = loopback_xmit; - dev->hard_header = eth_header; - dev->hard_header_cache = eth_header_cache; - dev->header_cache_update = eth_header_cache_update; dev->hard_header_len = ETH_HLEN; /* 14 */ dev->addr_len = ETH_ALEN; /* 6 */ dev->tx_queue_len = 0; dev->type = ARPHRD_LOOPBACK; /* 0x0001*/ - dev->rebuild_header = eth_rebuild_header; dev->flags = IFF_LOOPBACK; dev->features = NETIF_F_SG | NETIF_F_FRAGLIST #ifdef LOOPBACK_TSO @@ -247,6 +242,7 @@ static void loopback_setup(struct net_device *dev) | NETIF_F_LLTX | NETIF_F_NETNS_LOCAL, dev->ethtool_ops = &loopback_ethtool_ops; + dev->header_ops = ð_header_ops; dev->init = loopback_dev_init; dev->destructor = loopback_dev_free; } diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index a22087ca968d..b7c81c874f7a 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -164,8 +164,8 @@ static int macvlan_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) } static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { const struct macvlan_dev *vlan = netdev_priv(dev); struct net_device *lowerdev = vlan->lowerdev; @@ -174,6 +174,15 @@ static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev, saddr ? : dev->dev_addr, len); } +static const struct header_ops macvlan_hard_header_ops = { + .create = macvlan_hard_header, + .rebuild = eth_rebuild_header, + .parse = eth_header_parse, + .rebuild = eth_rebuild_header, + .cache = eth_header_cache, + .cache_update = eth_header_cache_update, +}; + static int macvlan_open(struct net_device *dev) { struct macvlan_dev *vlan = netdev_priv(dev); @@ -295,9 +304,9 @@ static void macvlan_setup(struct net_device *dev) dev->change_mtu = macvlan_change_mtu; dev->change_rx_flags = macvlan_change_rx_flags; dev->set_multicast_list = macvlan_set_multicast_list; - dev->hard_header = macvlan_hard_header; dev->hard_start_xmit = macvlan_hard_start_xmit; dev->destructor = free_netdev; + dev->header_ops = &macvlan_hard_header_ops, dev->ethtool_ops = &macvlan_ethtool_ops; dev->tx_queue_len = 0; } diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c index d68ee51c095f..8d29319cc5cb 100644 --- a/drivers/net/myri_sbus.c +++ b/drivers/net/myri_sbus.c @@ -676,8 +676,9 @@ static int myri_start_xmit(struct sk_buff *skb, struct net_device *dev) * saddr=NULL means use device source address * daddr=NULL means leave destination address (eg unresolved arp) */ -static int myri_header(struct sk_buff *skb, struct net_device *dev, unsigned short type, - void *daddr, void *saddr, unsigned len) +static int myri_header(struct sk_buff *skb, struct net_device *dev, + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { struct ethhdr *eth = (struct ethhdr *) skb_push(skb, ETH_HLEN); unsigned char *pad = (unsigned char *) skb_push(skb, MYRI_PAD_LEN); @@ -759,18 +760,18 @@ static int myri_rebuild_header(struct sk_buff *skb) return 0; } -int myri_header_cache(struct neighbour *neigh, struct hh_cache *hh) +static int myri_header_cache(const struct neighbour *neigh, struct hh_cache *hh) { unsigned short type = hh->hh_type; unsigned char *pad; struct ethhdr *eth; - struct net_device *dev = neigh->dev; + const struct net_device *dev = neigh->dev; pad = ((unsigned char *) hh->hh_data) + HH_DATA_OFF(sizeof(*eth) + MYRI_PAD_LEN); eth = (struct ethhdr *) (pad + MYRI_PAD_LEN); - if (type == __constant_htons(ETH_P_802_3)) + if (type == htons(ETH_P_802_3)) return -1; /* Refill MyriNet padding identifiers, this is just being anal. */ @@ -786,7 +787,9 @@ int myri_header_cache(struct neighbour *neigh, struct hh_cache *hh) /* Called by Address Resolution module to notify changes in address. */ -void myri_header_cache_update(struct hh_cache *hh, struct net_device *dev, unsigned char * haddr) +void myri_header_cache_update(struct hh_cache *hh, + const struct net_device *dev, + const unsigned char * haddr) { memcpy(((u8*)hh->hh_data) + HH_DATA_OFF(sizeof(struct ethhdr)), haddr, dev->addr_len); @@ -881,6 +884,13 @@ static void dump_eeprom(struct myri_eth *mp) } #endif +static const struct header_ops myri_header_ops = { + .create = myri_header, + .rebuild = myri_rebuild_header, + .cache = myri_header_cache, + .cache_update = myri_header_cache_update, +}; + static int __devinit myri_ether_init(struct sbus_dev *sdev) { static int num; @@ -1065,11 +1075,9 @@ static int __devinit myri_ether_init(struct sbus_dev *sdev) dev->mtu = MYRINET_MTU; dev->change_mtu = myri_change_mtu; - dev->hard_header = myri_header; - dev->rebuild_header = myri_rebuild_header; + dev->header_ops = &myri_header_ops; + dev->hard_header_len = (ETH_HLEN + MYRI_PAD_LEN); - dev->hard_header_cache = myri_header_cache; - dev->header_cache_update= myri_header_cache_update; /* Load code onto the LANai. */ DET(("Loading LANAI firmware\n")); diff --git a/drivers/net/plip.c b/drivers/net/plip.c index c17d9ac9ff30..b5e9981d1060 100644 --- a/drivers/net/plip.c +++ b/drivers/net/plip.c @@ -148,9 +148,9 @@ static void plip_interrupt(int irq, void *dev_id); /* Functions for DEV methods */ static int plip_tx_packet(struct sk_buff *skb, struct net_device *dev); static int plip_hard_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, - void *saddr, unsigned len); -static int plip_hard_header_cache(struct neighbour *neigh, + unsigned short type, const void *daddr, + const void *saddr, unsigned len); +static int plip_hard_header_cache(const struct neighbour *neigh, struct hh_cache *hh); static int plip_open(struct net_device *dev); static int plip_close(struct net_device *dev); @@ -219,11 +219,6 @@ struct net_local { int is_deferred; int port_owner; int should_relinquish; - int (*orig_hard_header)(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, - void *saddr, unsigned len); - int (*orig_hard_header_cache)(struct neighbour *neigh, - struct hh_cache *hh); spinlock_t lock; atomic_t kill_timer; struct semaphore killed_timer_sem; @@ -265,6 +260,11 @@ static inline unsigned char read_status (struct net_device *dev) return port->ops->read_status (port); } +static const struct header_ops plip_header_ops = { + .create = plip_hard_header, + .cache = plip_hard_header_cache, +}; + /* Entry point of PLIP driver. Probe the hardware, and register/initialize the driver. @@ -284,17 +284,12 @@ plip_init_netdev(struct net_device *dev) dev->open = plip_open; dev->stop = plip_close; dev->do_ioctl = plip_ioctl; - dev->header_cache_update = NULL; + dev->tx_queue_len = 10; dev->flags = IFF_POINTOPOINT|IFF_NOARP; memset(dev->dev_addr, 0xfc, ETH_ALEN); - /* Set the private structure */ - nl->orig_hard_header = dev->hard_header; - dev->hard_header = plip_hard_header; - - nl->orig_hard_header_cache = dev->hard_header_cache; - dev->hard_header_cache = plip_hard_header_cache; + dev->header_ops = &plip_header_ops; nl->port_owner = 0; @@ -993,14 +988,14 @@ plip_tx_packet(struct sk_buff *skb, struct net_device *dev) } static void -plip_rewrite_address(struct net_device *dev, struct ethhdr *eth) +plip_rewrite_address(const struct net_device *dev, struct ethhdr *eth) { - struct in_device *in_dev; + const struct in_device *in_dev = dev->ip_ptr; - if ((in_dev=dev->ip_ptr) != NULL) { + if (in_dev) { /* Any address will do - we take the first */ - struct in_ifaddr *ifa=in_dev->ifa_list; - if (ifa != NULL) { + const struct in_ifaddr *ifa = in_dev->ifa_list; + if (ifa) { memcpy(eth->h_source, dev->dev_addr, 6); memset(eth->h_dest, 0xfc, 2); memcpy(eth->h_dest+2, &ifa->ifa_address, 4); @@ -1010,26 +1005,25 @@ plip_rewrite_address(struct net_device *dev, struct ethhdr *eth) static int plip_hard_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, - void *saddr, unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { - struct net_local *nl = netdev_priv(dev); int ret; - if ((ret = nl->orig_hard_header(skb, dev, type, daddr, saddr, len)) >= 0) + ret = eth_header(skb, dev, type, daddr, saddr, len); + if (ret >= 0) plip_rewrite_address (dev, (struct ethhdr *)skb->data); return ret; } -int plip_hard_header_cache(struct neighbour *neigh, +int plip_hard_header_cache(const struct neighbour *neigh, struct hh_cache *hh) { - struct net_local *nl = neigh->dev->priv; int ret; - if ((ret = nl->orig_hard_header_cache(neigh, hh)) == 0) - { + ret = eth_header_cache(neigh, hh); + if (ret == 0) { struct ethhdr *eth; eth = (struct ethhdr*)(((u8*)hh->hh_data) + diff --git a/drivers/net/shaper.c b/drivers/net/shaper.c index 315feba7dacc..228f650250f6 100644 --- a/drivers/net/shaper.c +++ b/drivers/net/shaper.c @@ -331,15 +331,16 @@ static int shaper_close(struct net_device *dev) */ static int shaper_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, unsigned len) + unsigned short type, + const void *daddr, const void *saddr, unsigned len) { struct shaper *sh=dev->priv; int v; if(sh_debug) printk("Shaper header\n"); - skb->dev=sh->dev; - v=sh->hard_header(skb,sh->dev,type,daddr,saddr,len); - skb->dev=dev; + skb->dev = sh->dev; + v = dev_hard_header(skb, sh->dev, type, daddr, saddr, len); + skb->dev = dev; return v; } @@ -351,7 +352,7 @@ static int shaper_rebuild_header(struct sk_buff *skb) if(sh_debug) printk("Shaper rebuild header\n"); skb->dev=sh->dev; - v=sh->rebuild_header(skb); + v = sh->dev->header_ops->rebuild(skb); skb->dev=dev; return v; } @@ -415,51 +416,17 @@ static int shaper_neigh_setup_dev(struct net_device *dev, struct neigh_parms *p) #endif +static const struct header_ops shaper_ops = { + .create = shaper_header, + .rebuild = shaper_rebuild_header, +}; + static int shaper_attach(struct net_device *shdev, struct shaper *sh, struct net_device *dev) { sh->dev = dev; - sh->hard_start_xmit=dev->hard_start_xmit; sh->get_stats=dev->get_stats; - if(dev->hard_header) - { - sh->hard_header=dev->hard_header; - shdev->hard_header = shaper_header; - } - else - shdev->hard_header = NULL; - if(dev->rebuild_header) - { - sh->rebuild_header = dev->rebuild_header; - shdev->rebuild_header = shaper_rebuild_header; - } - else - shdev->rebuild_header = NULL; - -#if 0 - if(dev->hard_header_cache) - { - sh->hard_header_cache = dev->hard_header_cache; - shdev->hard_header_cache= shaper_cache; - } - else - { - shdev->hard_header_cache= NULL; - } - - if(dev->header_cache_update) - { - sh->header_cache_update = dev->header_cache_update; - shdev->header_cache_update = shaper_cache_update; - } - else - shdev->header_cache_update= NULL; -#else - shdev->header_cache_update = NULL; - shdev->hard_header_cache = NULL; -#endif shdev->neigh_setup = shaper_neigh_setup_dev; - shdev->hard_header_len=dev->hard_header_len; shdev->type=dev->type; shdev->addr_len=dev->addr_len; @@ -542,12 +509,6 @@ static void __init shaper_setup(struct net_device *dev) * Handlers for when we attach to a device. */ - dev->hard_header = shaper_header; - dev->rebuild_header = shaper_rebuild_header; -#if 0 - dev->hard_header_cache = shaper_cache; - dev->header_cache_update= shaper_cache_update; -#endif dev->neigh_setup = shaper_neigh_setup_dev; dev->do_ioctl = shaper_ioctl; dev->hard_header_len = 0; diff --git a/drivers/net/skfp/skfddi.c b/drivers/net/skfp/skfddi.c index ca508708229d..7cf9b9f35dee 100644 --- a/drivers/net/skfp/skfddi.c +++ b/drivers/net/skfp/skfddi.c @@ -260,7 +260,6 @@ static int skfp_init_one(struct pci_dev *pdev, dev->set_multicast_list = &skfp_ctl_set_multicast_list; dev->set_mac_address = &skfp_ctl_set_mac_address; dev->do_ioctl = &skfp_ioctl; - dev->header_cache_update = NULL; /* not supported */ SET_NETDEV_DEV(dev, &pdev->dev); diff --git a/drivers/net/wan/cycx_x25.c b/drivers/net/wan/cycx_x25.c index 46e053106d4d..8a1778cf98d1 100644 --- a/drivers/net/wan/cycx_x25.c +++ b/drivers/net/wan/cycx_x25.c @@ -131,14 +131,15 @@ static int cycx_wan_update(struct wan_device *wandev), cycx_wan_del_if(struct wan_device *wandev, struct net_device *dev); /* Network device interface */ -static int cycx_netdevice_init(struct net_device *dev), - cycx_netdevice_open(struct net_device *dev), - cycx_netdevice_stop(struct net_device *dev), - cycx_netdevice_hard_header(struct sk_buff *skb, - struct net_device *dev, u16 type, - void *daddr, void *saddr, unsigned len), - cycx_netdevice_rebuild_header(struct sk_buff *skb), - cycx_netdevice_hard_start_xmit(struct sk_buff *skb, +static int cycx_netdevice_init(struct net_device *dev); +static int cycx_netdevice_open(struct net_device *dev); +static int cycx_netdevice_stop(struct net_device *dev); +static int cycx_netdevice_hard_header(struct sk_buff *skb, + struct net_device *dev, u16 type, + const void *daddr, const void *saddr, + unsigned len); +static int cycx_netdevice_rebuild_header(struct sk_buff *skb); +static int cycx_netdevice_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); static struct net_device_stats * @@ -468,7 +469,14 @@ static int cycx_wan_del_if(struct wan_device *wandev, struct net_device *dev) return 0; } + /* Network Device Interface */ + +static const struct header_ops cycx_header_ops = { + .create = cycx_netdevice_hard_header, + .rebuild = cycx_netdevice_rebuild_header, +}; + /* Initialize Linux network interface. * * This routine is called only once for each interface, during Linux network @@ -483,8 +491,8 @@ static int cycx_netdevice_init(struct net_device *dev) /* Initialize device driver entry points */ dev->open = cycx_netdevice_open; dev->stop = cycx_netdevice_stop; - dev->hard_header = cycx_netdevice_hard_header; - dev->rebuild_header = cycx_netdevice_rebuild_header; + dev->header_ops = &cycx_header_ops; + dev->hard_start_xmit = cycx_netdevice_hard_start_xmit; dev->get_stats = cycx_netdevice_get_stats; @@ -554,7 +562,8 @@ static int cycx_netdevice_stop(struct net_device *dev) * Return: media header length. */ static int cycx_netdevice_hard_header(struct sk_buff *skb, struct net_device *dev, u16 type, - void *daddr, void *saddr, unsigned len) + const void *daddr, const void *saddr, + unsigned len) { skb->protocol = type; diff --git a/drivers/net/wan/dlci.c b/drivers/net/wan/dlci.c index bc12810157e0..96b232446c0b 100644 --- a/drivers/net/wan/dlci.c +++ b/drivers/net/wan/dlci.c @@ -66,8 +66,8 @@ static void dlci_setup(struct net_device *); */ static int dlci_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { struct frhdr hdr; struct dlci_local *dlp; @@ -485,6 +485,10 @@ static int dlci_ioctl(unsigned int cmd, void __user *arg) return(err); } +static const struct header_ops dlci_header_ops = { + .create = dlci_header, +}; + static void dlci_setup(struct net_device *dev) { struct dlci_local *dlp = dev->priv; @@ -494,7 +498,7 @@ static void dlci_setup(struct net_device *dev) dev->stop = dlci_close; dev->do_ioctl = dlci_dev_ioctl; dev->hard_start_xmit = dlci_transmit; - dev->hard_header = dlci_header; + dev->header_ops = &dlci_header_ops; dev->get_stats = dlci_get_stats; dev->change_mtu = dlci_change_mtu; dev->destructor = free_netdev; diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c index ee23b91f23d9..d553e6f32851 100644 --- a/drivers/net/wan/hdlc.c +++ b/drivers/net/wan/hdlc.c @@ -232,6 +232,8 @@ int hdlc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return -EINVAL; } +static const struct header_ops hdlc_null_ops; + static void hdlc_setup_dev(struct net_device *dev) { /* Re-init all variables changed by HDLC protocol drivers, @@ -243,13 +245,9 @@ static void hdlc_setup_dev(struct net_device *dev) dev->type = ARPHRD_RAWHDLC; dev->hard_header_len = 16; dev->addr_len = 0; - dev->hard_header = NULL; - dev->rebuild_header = NULL; - dev->set_mac_address = NULL; - dev->hard_header_cache = NULL; - dev->header_cache_update = NULL; + dev->header_ops = &hdlc_null_ops; + dev->change_mtu = hdlc_change_mtu; - dev->hard_header_parse = NULL; } static void hdlc_setup(struct net_device *dev) diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index 9ec6cf2e510e..038a6e748bbf 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -74,7 +74,7 @@ static inline struct cisco_state * state(hdlc_device *hdlc) static int cisco_hard_header(struct sk_buff *skb, struct net_device *dev, - u16 type, void *daddr, void *saddr, + u16 type, const void *daddr, const void *saddr, unsigned int len) { struct hdlc_header *data; @@ -309,7 +309,6 @@ static void cisco_stop(struct net_device *dev) } - static struct hdlc_proto proto = { .start = cisco_start, .stop = cisco_stop, @@ -317,7 +316,10 @@ static struct hdlc_proto proto = { .ioctl = cisco_ioctl, .module = THIS_MODULE, }; - + +static const struct header_ops cisco_header_ops = { + .create = cisco_hard_header, +}; static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr) { @@ -365,7 +367,7 @@ static int cisco_ioctl(struct net_device *dev, struct ifreq *ifr) memcpy(&state(hdlc)->settings, &new_settings, size); dev->hard_start_xmit = hdlc->xmit; - dev->hard_header = cisco_hard_header; + dev->header_ops = &cisco_header_ops; dev->type = ARPHRD_CISCO; netif_dormant_on(dev); return 0; diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c index 4591437dd2f3..3caeb528eace 100644 --- a/drivers/net/wan/hdlc_ppp.c +++ b/drivers/net/wan/hdlc_ppp.c @@ -73,7 +73,7 @@ static void ppp_close(struct net_device *dev) sppp_close(dev); sppp_detach(dev); - dev->rebuild_header = NULL; + dev->change_mtu = state(hdlc)->old_change_mtu; dev->mtu = HDLC_MAX_MTU; dev->hard_header_len = 16; diff --git a/drivers/net/wan/lmc/lmc_proto.c b/drivers/net/wan/lmc/lmc_proto.c index 31e1799571ad..426c0678d983 100644 --- a/drivers/net/wan/lmc/lmc_proto.c +++ b/drivers/net/wan/lmc/lmc_proto.c @@ -111,7 +111,7 @@ void lmc_proto_attach(lmc_softc_t *sc) /*FOLD00*/ * They set a few basics because they don't use sync_ppp */ dev->flags |= IFF_POINTOPOINT; - dev->hard_header = NULL; + dev->hard_header_len = 0; dev->addr_len = 0; } diff --git a/drivers/net/wan/syncppp.c b/drivers/net/wan/syncppp.c index 5c71af6ea3a5..232ecba5340f 100644 --- a/drivers/net/wan/syncppp.c +++ b/drivers/net/wan/syncppp.c @@ -359,8 +359,10 @@ done: * Handle transmit packets. */ -static int sppp_hard_header(struct sk_buff *skb, struct net_device *dev, __u16 type, - void *daddr, void *saddr, unsigned int len) +static int sppp_hard_header(struct sk_buff *skb, + struct net_device *dev, __u16 type, + const void *daddr, const void *saddr, + unsigned int len) { struct sppp *sp = (struct sppp *)sppp_of(dev); struct ppp_header *h; @@ -392,10 +394,9 @@ static int sppp_hard_header(struct sk_buff *skb, struct net_device *dev, __u16 t return sizeof(struct ppp_header); } -static int sppp_rebuild_header(struct sk_buff *skb) -{ - return 0; -} +static const struct header_ops sppp_header_ops = { + .create = sppp_hard_header, +}; /* * Send keepalive packets, every 10 seconds. @@ -1098,8 +1099,8 @@ void sppp_attach(struct ppp_device *pd) * hard_start_xmit. */ - dev->hard_header = sppp_hard_header; - dev->rebuild_header = sppp_rebuild_header; + dev->header_ops = &sppp_header_ops; + dev->tx_queue_len = 10; dev->type = ARPHRD_HDLC; dev->addr_len = 0; @@ -1115,8 +1116,6 @@ void sppp_attach(struct ppp_device *pd) dev->stop = sppp_close; #endif dev->change_mtu = sppp_change_mtu; - dev->hard_header_cache = NULL; - dev->header_cache_update = NULL; dev->flags = IFF_MULTICAST|IFF_POINTOPOINT|IFF_NOARP; } diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index cd03a61359aa..074055e18c5c 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -2696,9 +2696,13 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci) return rc; } +static const struct header_ops airo_header_ops = { + .parse = wll_header_parse, +}; + static void wifi_setup(struct net_device *dev) { - dev->hard_header_parse = wll_header_parse; + dev->header_ops = &airo_header_ops; dev->hard_start_xmit = &airo_start_xmit11; dev->get_stats = &airo_get_stats; dev->set_mac_address = &airo_set_mac_address; diff --git a/drivers/net/wireless/hostap/hostap.h b/drivers/net/wireless/hostap/hostap.h index ef37a75d550b..951df83702f9 100644 --- a/drivers/net/wireless/hostap/hostap.h +++ b/drivers/net/wireless/hostap/hostap.h @@ -30,8 +30,7 @@ void hostap_dump_rx_header(const char *name, const struct hfa384x_rx_frame *rx); void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx); -int hostap_80211_header_parse(struct sk_buff *skb, unsigned char *haddr); -int hostap_80211_prism_header_parse(struct sk_buff *skb, unsigned char *haddr); +extern const struct header_ops hostap_80211_ops; int hostap_80211_get_hdrlen(u16 fc); struct net_device_stats *hostap_get_stats(struct net_device *dev); void hostap_setup_dev(struct net_device *dev, local_info_t *local, diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c index 7fa7ab0a4b23..b20bb013d57e 100644 --- a/drivers/net/wireless/hostap/hostap_hw.c +++ b/drivers/net/wireless/hostap/hostap_hw.c @@ -3258,11 +3258,10 @@ while (0) INIT_LIST_HEAD(&local->bss_list); hostap_setup_dev(dev, local, 1); - local->saved_eth_header_parse = dev->hard_header_parse; dev->hard_start_xmit = hostap_master_start_xmit; dev->type = ARPHRD_IEEE80211; - dev->hard_header_parse = hostap_80211_header_parse; + dev->header_ops = &hostap_80211_ops; rtnl_lock(); ret = dev_alloc_name(dev, "wifi%d"); diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c index 7036ecff5ec1..40f516d42c5e 100644 --- a/drivers/net/wireless/hostap/hostap_ioctl.c +++ b/drivers/net/wireless/hostap/hostap_ioctl.c @@ -897,11 +897,8 @@ static void hostap_monitor_set_type(local_info_t *local) if (local->monitor_type == PRISM2_MONITOR_PRISM || local->monitor_type == PRISM2_MONITOR_CAPHDR) { dev->type = ARPHRD_IEEE80211_PRISM; - dev->hard_header_parse = - hostap_80211_prism_header_parse; } else { dev->type = ARPHRD_IEEE80211; - dev->hard_header_parse = hostap_80211_header_parse; } } @@ -1141,7 +1138,7 @@ static int hostap_monitor_mode_disable(local_info_t *local) printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name); dev->type = ARPHRD_ETHER; - dev->hard_header_parse = local->saved_eth_header_parse; + if (local->func->cmd(dev, HFA384X_CMDCODE_TEST | (HFA384X_TEST_STOP << 8), 0, NULL, NULL)) diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index 4cb09d81b404..b75cf9205ce0 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -594,24 +594,27 @@ void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx) } -int hostap_80211_header_parse(struct sk_buff *skb, unsigned char *haddr) +int hostap_80211_header_parse(const struct sk_buff *skb, unsigned char *haddr) { - memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */ - return ETH_ALEN; -} - + struct hostap_interface *iface = netdev_priv(skb->dev); + local_info_t *local = iface->local; + + if (local->monitor_type == PRISM2_MONITOR_PRISM || + local->monitor_type == PRISM2_MONITOR_CAPHDR) { + const unsigned char *mac = skb_mac_header(skb); + + if (*(u32 *)mac == LWNG_CAP_DID_BASE) { + memcpy(haddr, + mac + sizeof(struct linux_wlan_ng_prism_hdr) + 10, + ETH_ALEN); /* addr2 */ + } else { /* (*(u32 *)mac == htonl(LWNG_CAPHDR_VERSION)) */ + memcpy(haddr, + mac + sizeof(struct linux_wlan_ng_cap_hdr) + 10, + ETH_ALEN); /* addr2 */ + } + } else + memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */ -int hostap_80211_prism_header_parse(struct sk_buff *skb, unsigned char *haddr) -{ - const unsigned char *mac = skb_mac_header(skb); - - if (*(u32 *)mac == LWNG_CAP_DID_BASE) { - memcpy(haddr, mac + sizeof(struct linux_wlan_ng_prism_hdr) + 10, - ETH_ALEN); /* addr2 */ - } else { /* (*(u32 *)mac == htonl(LWNG_CAPHDR_VERSION)) */ - memcpy(haddr, mac + sizeof(struct linux_wlan_ng_cap_hdr) + 10, - ETH_ALEN); /* addr2 */ - } return ETH_ALEN; } @@ -843,6 +846,15 @@ static void prism2_tx_timeout(struct net_device *dev) local->func->schedule_reset(local); } +const struct header_ops hostap_80211_ops = { + .create = eth_header, + .rebuild = eth_rebuild_header, + .cache = eth_header_cache, + .cache_update = eth_header_cache_update, + + .parse = hostap_80211_header_parse, +}; +EXPORT_SYMBOL(hostap_80211_ops); void hostap_setup_dev(struct net_device *dev, local_info_t *local, int main_dev) @@ -883,7 +895,6 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local, netif_stop_queue(dev); } - static int hostap_enable_hostapd(local_info_t *local, int rtnl_locked) { struct net_device *dev = local->dev; @@ -901,7 +912,7 @@ static int hostap_enable_hostapd(local_info_t *local, int rtnl_locked) local->apdev->hard_start_xmit = hostap_mgmt_start_xmit; local->apdev->type = ARPHRD_IEEE80211; - local->apdev->hard_header_parse = hostap_80211_header_parse; + local->apdev->header_ops = &hostap_80211_ops; return 0; } diff --git a/drivers/net/wireless/hostap/hostap_wlan.h b/drivers/net/wireless/hostap/hostap_wlan.h index a42325c145b4..c27b2c1c06af 100644 --- a/drivers/net/wireless/hostap/hostap_wlan.h +++ b/drivers/net/wireless/hostap/hostap_wlan.h @@ -736,8 +736,6 @@ struct local_info { PRISM2_MONITOR_80211 = 0, PRISM2_MONITOR_PRISM = 1, PRISM2_MONITOR_CAPHDR = 2 } monitor_type; - int (*saved_eth_header_parse)(struct sk_buff *skb, - unsigned char *haddr); int monitor_allow_fcserr; int hostapd; /* whether user space daemon, hostapd, is used for AP diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c index 404cd1512312..4bd14b331862 100644 --- a/drivers/net/wireless/strip.c +++ b/drivers/net/wireless/strip.c @@ -1631,8 +1631,8 @@ static void strip_IdleTask(unsigned long parameter) */ static int strip_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) + unsigned short type, const void *daddr, + const void *saddr, unsigned len) { struct strip *strip_info = netdev_priv(dev); STRIP_Header *header = (STRIP_Header *) skb_push(skb, sizeof(STRIP_Header)); @@ -2497,6 +2497,11 @@ static int strip_close_low(struct net_device *dev) return 0; } +static const struct header_ops strip_header_ops = { + .create = strip_header, + .rebuild = strip_rebuild_header, +}; + /* * This routine is called by DDI when the * (dynamically assigned) device is registered @@ -2531,8 +2536,8 @@ static void strip_dev_setup(struct net_device *dev) dev->open = strip_open_low; dev->stop = strip_close_low; dev->hard_start_xmit = strip_xmit; - dev->hard_header = strip_header; - dev->rebuild_header = strip_rebuild_header; + dev->header_ops = &strip_header_ops; + dev->set_mac_address = strip_set_mac_address; dev->get_stats = strip_get_stats; dev->change_mtu = strip_change_mtu; diff --git a/drivers/s390/net/qeth.h b/drivers/s390/net/qeth.h index 6d4959807abc..8c6b72d05b1d 100644 --- a/drivers/s390/net/qeth.h +++ b/drivers/s390/net/qeth.h @@ -833,8 +833,7 @@ struct qeth_card { struct qeth_qdio_info qdio; struct qeth_perf_stats perf_stats; int use_hard_stop; - int (*orig_hard_header)(struct sk_buff *,struct net_device *, - unsigned short,void *,void *,unsigned); + const struct header_ops *orig_header_ops; struct qeth_osn_info osn_info; atomic_t force_alloc_skb; }; diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 65225b3989dd..778ddfb99077 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -160,6 +160,9 @@ qeth_set_multicast_list(struct net_device *); static void qeth_setadp_promisc_mode(struct qeth_card *); +static int +qeth_hard_header_parse(const struct sk_buff *skb, unsigned char *haddr); + static void qeth_notify_processes(void) { @@ -3787,8 +3790,8 @@ qeth_get_netdevice(enum qeth_card_types type, enum qeth_link_types linktype) /*hard_header fake function; used in case fake_ll is set */ static int qeth_fake_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, void *daddr, void *saddr, - unsigned len) + unsigned short type, const void *daddr, const void *saddr, + unsigned len) { if(dev->type == ARPHRD_IEEE802_TR){ struct trh_hdr *hdr; @@ -3811,6 +3814,11 @@ qeth_fake_header(struct sk_buff *skb, struct net_device *dev, } } +static const struct header_ops qeth_fake_ops = { + .create = qeth_fake_header, + .parse = qeth_hard_header_parse, +}; + static int qeth_send_packet(struct qeth_card *, struct sk_buff *); @@ -4649,7 +4657,7 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb) [qeth_get_priority_queue(card, skb, ipv, cast_type)]; if (!card->options.layer2) { ipv = qeth_get_ip_version(skb); - if ((card->dev->hard_header == qeth_fake_header) && ipv) { + if ((card->dev->header_ops == &qeth_fake_ops) && ipv) { new_skb = qeth_pskb_unshare(skb, GFP_ATOMIC); if (!new_skb) return -ENOMEM; @@ -6566,6 +6574,9 @@ qeth_hard_header_parse(const struct sk_buff *skb, unsigned char *haddr) const struct qeth_card *card; const struct ethhdr *eth; + if (dev->type != ARPHRD_IEEE802_TR) + return 0; + card = qeth_get_card_from_dev(skb->dev); if (card->options.layer2) goto haveheader; @@ -6596,6 +6607,10 @@ haveheader: return ETH_ALEN; } +static const struct header_ops qeth_null_ops = { + .parse = qeth_hard_header_parse, +}; + static int qeth_netdev_init(struct net_device *dev) { @@ -6620,12 +6635,8 @@ qeth_netdev_init(struct net_device *dev) dev->vlan_rx_kill_vid = qeth_vlan_rx_kill_vid; dev->vlan_rx_add_vid = qeth_vlan_rx_add_vid; #endif - if (qeth_get_netdev_flags(card) & IFF_NOARP) { - dev->rebuild_header = NULL; - dev->hard_header = NULL; - dev->header_cache_update = NULL; - dev->hard_header_cache = NULL; - } + dev->header_ops = &qeth_null_ops; + #ifdef CONFIG_QETH_IPV6 /*IPv6 address autoconfiguration stuff*/ if (!(card->info.unique_id & UNIQUE_ID_NOT_BY_CARD)) @@ -6633,11 +6644,8 @@ qeth_netdev_init(struct net_device *dev) #endif if (card->options.fake_ll && (qeth_get_netdev_flags(card) & IFF_NOARP)) - dev->hard_header = qeth_fake_header; - if (dev->type == ARPHRD_IEEE802_TR) - dev->hard_header_parse = NULL; - else - dev->hard_header_parse = qeth_hard_header_parse; + dev->header_ops = &qeth_fake_ops; + dev->set_mac_address = qeth_layer2_set_mac_address; dev->flags |= qeth_get_netdev_flags(card); if ((card->options.fake_broadcast) || @@ -6740,10 +6748,10 @@ retry: } /*network device will be recovered*/ if (card->dev) { - card->dev->hard_header = card->orig_hard_header; + card->dev->header_ops = card->orig_header_ops; if (card->options.fake_ll && (qeth_get_netdev_flags(card) & IFF_NOARP)) - card->dev->hard_header = qeth_fake_header; + card->dev->header_ops = &qeth_fake_ops; return 0; } /* at first set_online allocate netdev */ @@ -6757,7 +6765,7 @@ retry: goto out; } card->dev->priv = card; - card->orig_hard_header = card->dev->hard_header; + card->orig_header_ops = card->dev->header_ops; card->dev->type = qeth_get_arphdr_type(card->info.type, card->info.link_type); card->dev->init = qeth_netdev_init; @@ -8308,7 +8316,7 @@ qeth_arp_constructor(struct neighbour *neigh) if (card == NULL) goto out; if((card->options.layer2) || - (card->dev->hard_header == qeth_fake_header)) + (card->dev->header_ops == &qeth_fake_ops)) goto out; rcu_read_lock(); |