#include <linux/etherdevice.h>
#include <linux/mii.h>
#include <linux/ip.h>
-#include <linux/reboot.h>
+#include <linux/ipv6.h>
#include <linux/inetdevice.h>
#include <linux/igmp.h>
#include <net/ip.h>
#include <net/arp.h>
-
-#include <asm/s390_rdev.h>
+#include <net/ip6_checksum.h>
#include "qeth_l3.h"
-#include "qeth_core_offl.h"
static int qeth_l3_set_offline(struct ccwgroup_device *);
static int qeth_l3_recover(void *);
rc = qeth_query_setadapterparms(card);
if (rc) {
QETH_DBF_MESSAGE(2, "%s couldn't set adapter parameters: "
- "0x%x\n", card->gdev->dev.bus_id, rc);
+ "0x%x\n", dev_name(&card->gdev->dev), rc);
return rc;
}
if (qeth_adp_supported(card, IPA_SETADP_ALTER_MAC_ADDRESS)) {
rc = qeth_setadpparms_change_macaddr(card);
if (rc)
dev_warn(&card->gdev->dev, "Reading the adapter MAC"
- " address failed\n", rc);
+ " address failed\n");
}
if ((card->info.link_type == QETH_LINK_TYPE_HSTR) ||
QETH_DBF_TEXT(TRACE, 3, "stsrcmac");
- if (!card->options.fake_ll)
- return -EOPNOTSUPP;
-
if (!qeth_is_supported(card, IPA_SOURCE_MAC)) {
dev_info(&card->gdev->dev,
- "Inbound source address not supported on %s\n",
+ "Inbound source MAC-address not supported on %s\n",
QETH_CARD_IFNAME(card));
return -EOPNOTSUPP;
}
IPA_CMD_ASS_START, 0);
if (rc)
dev_warn(&card->gdev->dev,
- "Starting proxy ARP support for %s failed\n",
+ "Starting source MAC-address support for %s failed\n",
QETH_CARD_IFNAME(card));
return rc;
}
static void qeth_l3_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
{
- struct net_device *vlandev;
- struct qeth_card *card = dev->ml_priv;
- struct in_device *in_dev;
-
- if (card->info.type == QETH_CARD_TYPE_IQD)
- return;
-
- vlandev = vlan_group_get_device(card->vlangrp, vid);
- vlandev->neigh_setup = qeth_l3_neigh_setup;
-
- in_dev = in_dev_get(vlandev);
-#ifdef CONFIG_SYSCTL
- neigh_sysctl_unregister(in_dev->arp_parms);
-#endif
- neigh_parms_release(&arp_tbl, in_dev->arp_parms);
-
- in_dev->arp_parms = neigh_parms_alloc(vlandev, &arp_tbl);
-#ifdef CONFIG_SYSCTL
- neigh_sysctl_register(vlandev, in_dev->arp_parms, NET_IPV4,
- NET_IPV4_NEIGH, "ipv4", NULL, NULL);
-#endif
- in_dev_put(in_dev);
return;
}
unsigned long flags;
QETH_DBF_TEXT_(TRACE, 4, "kid:%d", vid);
+ if (qeth_wait_for_threads(card, QETH_RECOVER_THREAD)) {
+ QETH_DBF_TEXT(TRACE, 3, "kidREC");
+ return;
+ }
spin_lock_irqsave(&card->vlanlock, flags);
/* unregister IP addresses of vlan device */
qeth_l3_free_vlan_addresses(card, vid);
memcpy(tg_addr, card->dev->dev_addr,
card->dev->addr_len);
}
- card->dev->header_ops->create(skb, card->dev, prot, tg_addr,
- "FAKELL", card->dev->addr_len);
+ if (hdr->hdr.l3.ext_flags & QETH_HDR_EXT_SRC_MAC_ADDR)
+ card->dev->header_ops->create(skb, card->dev, prot,
+ tg_addr, &hdr->hdr.l3.dest_addr[2],
+ card->dev->addr_len);
+ else
+ card->dev->header_ops->create(skb, card->dev, prot,
+ tg_addr, "FAKELL", card->dev->addr_len);
}
#ifdef CONFIG_TR
hdr->hdr.l3.vlan_id : *((u16 *)&hdr->hdr.l3.dest_addr[12]);
}
- skb->ip_summed = card->options.checksum_type;
- if (card->options.checksum_type == HW_CHECKSUMMING) {
+ switch (card->options.checksum_type) {
+ case SW_CHECKSUMMING:
+ skb->ip_summed = CHECKSUM_NONE;
+ break;
+ case NO_CHECKSUMMING:
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ break;
+ case HW_CHECKSUMMING:
if ((hdr->hdr.l3.ext_flags &
- (QETH_HDR_EXT_CSUM_HDR_REQ |
- QETH_HDR_EXT_CSUM_TRANSP_REQ)) ==
- (QETH_HDR_EXT_CSUM_HDR_REQ |
- QETH_HDR_EXT_CSUM_TRANSP_REQ))
+ (QETH_HDR_EXT_CSUM_HDR_REQ |
+ QETH_HDR_EXT_CSUM_TRANSP_REQ)) ==
+ (QETH_HDR_EXT_CSUM_HDR_REQ |
+ QETH_HDR_EXT_CSUM_TRANSP_REQ))
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
- skb->ip_summed = SW_CHECKSUMMING;
+ skb->ip_summed = CHECKSUM_NONE;
}
return vlan_id;
if (recovery_mode)
qeth_l3_stop(card->dev);
else {
- rtnl_lock();
- dev_close(card->dev);
- rtnl_unlock();
+ if (card->dev) {
+ rtnl_lock();
+ dev_close(card->dev);
+ rtnl_unlock();
+ }
}
if (!card->use_hard_stop) {
rc = qeth_send_stoplan(card);
struct qeth_card *card = dev->ml_priv;
QETH_DBF_TEXT(TRACE, 3, "setmulti");
+ if (qeth_threads_running(card, QETH_RECOVER_THREAD) &&
+ (card->state != CARD_STATE_UP))
+ return;
qeth_l3_delete_mc_addresses(card);
qeth_l3_add_multicast_ipv4(card);
#ifdef CONFIG_QETH_IPV6
/* IPv4 */
hdr->hdr.l3.flags = qeth_l3_get_qeth_hdr_flags4(cast_type);
memset(hdr->hdr.l3.dest_addr, 0, 12);
- if ((skb->dst) && (skb->dst->neighbour)) {
+ if ((skb_dst(skb)) && (skb_dst(skb)->neighbour)) {
*((u32 *) (&hdr->hdr.l3.dest_addr[12])) =
- *((u32 *) skb->dst->neighbour->primary_key);
+ *((u32 *) skb_dst(skb)->neighbour->primary_key);
} else {
/* fill in destination address used in ip header */
*((u32 *) (&hdr->hdr.l3.dest_addr[12])) =
hdr->hdr.l3.flags = qeth_l3_get_qeth_hdr_flags6(cast_type);
if (card->info.type == QETH_CARD_TYPE_IQD)
hdr->hdr.l3.flags &= ~QETH_HDR_PASSTHRU;
- if ((skb->dst) && (skb->dst->neighbour)) {
+ if ((skb_dst(skb)) && (skb_dst(skb)->neighbour)) {
memcpy(hdr->hdr.l3.dest_addr,
- skb->dst->neighbour->primary_key, 16);
+ skb_dst(skb)->neighbour->primary_key, 16);
} else {
/* fill in destination address used in ip header */
memcpy(hdr->hdr.l3.dest_addr,
}
}
+static void qeth_tso_fill_header(struct qeth_card *card,
+ struct qeth_hdr *qhdr, struct sk_buff *skb)
+{
+ struct qeth_hdr_tso *hdr = (struct qeth_hdr_tso *)qhdr;
+ struct tcphdr *tcph = tcp_hdr(skb);
+ struct iphdr *iph = ip_hdr(skb);
+ struct ipv6hdr *ip6h = ipv6_hdr(skb);
+
+ /*fix header to TSO values ...*/
+ hdr->hdr.hdr.l3.id = QETH_HEADER_TYPE_TSO;
+ /*set values which are fix for the first approach ...*/
+ hdr->ext.hdr_tot_len = (__u16) sizeof(struct qeth_hdr_ext_tso);
+ hdr->ext.imb_hdr_no = 1;
+ hdr->ext.hdr_type = 1;
+ hdr->ext.hdr_version = 1;
+ hdr->ext.hdr_len = 28;
+ /*insert non-fix values */
+ hdr->ext.mss = skb_shinfo(skb)->gso_size;
+ hdr->ext.dg_hdr_len = (__u16)(iph->ihl*4 + tcph->doff*4);
+ hdr->ext.payload_len = (__u16)(skb->len - hdr->ext.dg_hdr_len -
+ sizeof(struct qeth_hdr_tso));
+ tcph->check = 0;
+ if (skb->protocol == ETH_P_IPV6) {
+ ip6h->payload_len = 0;
+ tcph->check = ~csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr,
+ 0, IPPROTO_TCP, 0);
+ } else {
+ /*OSA want us to set these values ...*/
+ tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
+ 0, IPPROTO_TCP, 0);
+ iph->tot_len = 0;
+ iph->check = 0;
+ }
+}
+
+static void qeth_tx_csum(struct sk_buff *skb)
+{
+ __wsum csum;
+ int offset;
+
+ skb_set_transport_header(skb, skb->csum_start - skb_headroom(skb));
+ offset = skb->csum_start - skb_headroom(skb);
+ BUG_ON(offset >= skb_headlen(skb));
+ csum = skb_checksum(skb, offset, skb->len - offset, 0);
+
+ offset += skb->csum_offset;
+ BUG_ON(offset + sizeof(__sum16) > skb_headlen(skb));
+ *(__sum16 *)(skb->data + offset) = csum_fold(csum);
+}
+
static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
int rc;
u16 *tag;
struct qeth_hdr *hdr = NULL;
int elements_needed = 0;
+ int elems;
struct qeth_card *card = dev->ml_priv;
struct sk_buff *new_skb = NULL;
int ipv = qeth_get_ip_version(skb);
[qeth_get_priority_queue(card, skb, ipv, cast_type)];
int tx_bytes = skb->len;
enum qeth_large_send_types large_send = QETH_LARGE_SEND_NO;
- struct qeth_eddp_context *ctx = NULL;
int data_offset = -1;
+ int nr_frags;
if ((card->info.type == QETH_CARD_TYPE_IQD) &&
(skb->protocol != htons(ETH_P_IPV6)) &&
if (skb_is_gso(skb))
large_send = card->options.large_send;
+ else
+ if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ qeth_tx_csum(skb);
+ if (card->options.performance_stats)
+ card->perf_stats.tx_csum++;
+ }
if ((card->info.type == QETH_CARD_TYPE_IQD) && (!large_send) &&
(skb_shinfo(skb)->nr_frags == 0)) {
netif_stop_queue(dev);
/* fix hardware limitation: as long as we do not have sbal
- * chaining we can not send long frag lists so we temporary
- * switch to EDDP
+ * chaining we can not send long frag lists
*/
if ((large_send == QETH_LARGE_SEND_TSO) &&
- ((skb_shinfo(new_skb)->nr_frags + 2) > 16))
- large_send = QETH_LARGE_SEND_EDDP;
+ ((skb_shinfo(new_skb)->nr_frags + 2) > 16)) {
+ if (skb_linearize(new_skb))
+ goto tx_drop;
+ }
if ((large_send == QETH_LARGE_SEND_TSO) &&
(cast_type == RTN_UNSPEC)) {
}
}
- if (large_send == QETH_LARGE_SEND_EDDP) {
- /* new_skb is not owned by a socket so we use skb to get
- * the protocol
- */
- ctx = qeth_eddp_create_context(card, new_skb, hdr,
- skb->sk->sk_protocol);
- if (ctx == NULL) {
- QETH_DBF_MESSAGE(2, "could not create eddp context\n");
- goto tx_drop;
- }
- } else {
- int elems = qeth_get_elements_no(card, (void *)hdr, new_skb,
+ elems = qeth_get_elements_no(card, (void *)hdr, new_skb,
elements_needed);
- if (!elems) {
- if (data_offset >= 0)
- kmem_cache_free(qeth_core_header_cache, hdr);
- goto tx_drop;
- }
- elements_needed += elems;
+ if (!elems) {
+ if (data_offset >= 0)
+ kmem_cache_free(qeth_core_header_cache, hdr);
+ goto tx_drop;
}
-
- if ((large_send == QETH_LARGE_SEND_NO) &&
- (new_skb->ip_summed == CHECKSUM_PARTIAL))
- qeth_tx_csum(new_skb);
+ elements_needed += elems;
+ nr_frags = skb_shinfo(new_skb)->nr_frags;
if (card->info.type != QETH_CARD_TYPE_IQD)
rc = qeth_do_send_packet(card, queue, new_skb, hdr,
- elements_needed, ctx);
+ elements_needed);
else
rc = qeth_do_send_packet_fast(card, queue, new_skb, hdr,
- elements_needed, ctx, data_offset, 0);
+ elements_needed, data_offset, 0);
if (!rc) {
card->stats.tx_packets++;
card->perf_stats.large_send_bytes += tx_bytes;
card->perf_stats.large_send_cnt++;
}
- if (skb_shinfo(new_skb)->nr_frags > 0) {
+ if (nr_frags) {
card->perf_stats.sg_skbs_sent++;
/* nr_frags + skb->data */
- card->perf_stats.sg_frags_sent +=
- skb_shinfo(new_skb)->nr_frags + 1;
+ card->perf_stats.sg_frags_sent += nr_frags + 1;
}
}
-
- if (ctx != NULL) {
- qeth_eddp_put_context(ctx);
- dev_kfree_skb_any(new_skb);
- }
} else {
- if (ctx != NULL)
- qeth_eddp_put_context(ctx);
-
if (data_offset >= 0)
kmem_cache_free(qeth_core_header_cache, hdr);
if (data) {
if (card->options.large_send == QETH_LARGE_SEND_NO) {
if (card->info.type == QETH_CARD_TYPE_IQD)
- card->options.large_send = QETH_LARGE_SEND_EDDP;
+ return -EPERM;
else
card->options.large_send = QETH_LARGE_SEND_TSO;
dev->features |= NETIF_F_TSO;
return 0;
}
+static const struct net_device_ops qeth_l3_netdev_ops = {
+ .ndo_open = qeth_l3_open,
+ .ndo_stop = qeth_l3_stop,
+ .ndo_get_stats = qeth_get_stats,
+ .ndo_start_xmit = qeth_l3_hard_start_xmit,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_multicast_list = qeth_l3_set_multicast_list,
+ .ndo_do_ioctl = qeth_l3_do_ioctl,
+ .ndo_change_mtu = qeth_change_mtu,
+ .ndo_vlan_rx_register = qeth_l3_vlan_rx_register,
+ .ndo_vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid,
+ .ndo_tx_timeout = qeth_tx_timeout,
+};
+
+static const struct net_device_ops qeth_l3_osa_netdev_ops = {
+ .ndo_open = qeth_l3_open,
+ .ndo_stop = qeth_l3_stop,
+ .ndo_get_stats = qeth_get_stats,
+ .ndo_start_xmit = qeth_l3_hard_start_xmit,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_multicast_list = qeth_l3_set_multicast_list,
+ .ndo_do_ioctl = qeth_l3_do_ioctl,
+ .ndo_change_mtu = qeth_change_mtu,
+ .ndo_vlan_rx_register = qeth_l3_vlan_rx_register,
+ .ndo_vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid,
+ .ndo_vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid,
+ .ndo_tx_timeout = qeth_tx_timeout,
+ .ndo_neigh_setup = qeth_l3_neigh_setup,
+};
+
static int qeth_l3_setup_netdev(struct qeth_card *card)
{
if (card->info.type == QETH_CARD_TYPE_OSAE) {
#endif
if (!card->dev)
return -ENODEV;
+ card->dev->netdev_ops = &qeth_l3_netdev_ops;
} else {
card->dev = alloc_etherdev(0);
if (!card->dev)
return -ENODEV;
- card->dev->neigh_setup = qeth_l3_neigh_setup;
+ card->dev->netdev_ops = &qeth_l3_osa_netdev_ops;
/*IPv6 address autoconfiguration stuff*/
qeth_l3_get_unique_id(card);
if (!card->dev)
return -ENODEV;
card->dev->flags |= IFF_NOARP;
+ card->dev->netdev_ops = &qeth_l3_netdev_ops;
qeth_l3_iqd_read_initial_mac(card);
} else
return -ENODEV;
- card->dev->hard_start_xmit = qeth_l3_hard_start_xmit;
card->dev->ml_priv = card;
- card->dev->tx_timeout = &qeth_tx_timeout;
card->dev->watchdog_timeo = QETH_TX_TIMEOUT;
- card->dev->open = qeth_l3_open;
- card->dev->stop = qeth_l3_stop;
- card->dev->do_ioctl = qeth_l3_do_ioctl;
- card->dev->get_stats = qeth_get_stats;
- card->dev->change_mtu = qeth_change_mtu;
- card->dev->set_multicast_list = qeth_l3_set_multicast_list;
- card->dev->vlan_rx_register = qeth_l3_vlan_rx_register;
- card->dev->vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid;
- card->dev->vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid;
card->dev->mtu = card->info.initial_mtu;
- card->dev->set_mac_address = NULL;
SET_ETHTOOL_OPS(card->dev, &qeth_l3_ethtool_ops);
card->dev->features |= NETIF_F_HW_VLAN_TX |
NETIF_F_HW_VLAN_RX |
NETIF_F_HW_VLAN_FILTER;
+ card->dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
SET_NETDEV_DEV(card->dev, &card->gdev->dev);
return register_netdev(card->dev);
{
struct qeth_card *card = dev_get_drvdata(&cgdev->dev);
+ qeth_set_allowed_threads(card, 0, 1);
wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0);
if (cgdev->state == CCWGROUP_ONLINE) {
dev_warn(&card->gdev->dev,
"The LAN is offline\n");
card->lan_online = 0;
+ return 0;
}
- return rc;
+ goto out_remove;
} else
card->lan_online = 1;
qeth_set_large_send(card, card->options.large_send);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff