aboutsummaryrefslogtreecommitdiff
path: root/net/8021q/vlan_dev.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-09-15 12:18:15 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-15 12:18:15 +0200
commitdca2d6ac09d9ef59ff46820d4f0c94b08a671202 (patch)
treefdec753b842dad09e3a4151954fab3eb5c43500d /net/8021q/vlan_dev.c
parentd6a65dffb30d8636b1e5d4c201564ef401a246cf (diff)
parent18240904960a39e582ced8ba8ececb10b8c22dd3 (diff)
Merge branch 'linus' into tracing/hw-breakpoints
Conflicts: arch/x86/kernel/process_64.c Semantic conflict fixed in: arch/x86/kvm/x86.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/8021q/vlan_dev.c')
-rw-r--r--net/8021q/vlan_dev.c107
1 files changed, 95 insertions, 12 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 96bad8f233e..4198ec5c8ab 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -288,10 +288,14 @@ static int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
return rc;
}
-static int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
- struct netdev_queue *txq = netdev_get_tx_queue(dev, 0);
+ int i = skb_get_queue_mapping(skb);
+ struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data);
+ unsigned int len;
+ int ret;
/* Handle non-VLAN frames if they are sent to us, for example by DHCP.
*
@@ -317,29 +321,43 @@ static int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
vlan_dev_info(dev)->cnt_inc_headroom_on_tx++;
}
- txq->tx_packets++;
- txq->tx_bytes += skb->len;
skb->dev = vlan_dev_info(dev)->real_dev;
- dev_queue_xmit(skb);
+ len = skb->len;
+ ret = dev_queue_xmit(skb);
+
+ if (likely(ret == NET_XMIT_SUCCESS)) {
+ txq->tx_packets++;
+ txq->tx_bytes += len;
+ } else
+ txq->tx_dropped++;
+
return NETDEV_TX_OK;
}
-static int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
- struct net_device *dev)
+static netdev_tx_t vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
+ struct net_device *dev)
{
- struct netdev_queue *txq = netdev_get_tx_queue(dev, 0);
+ int i = skb_get_queue_mapping(skb);
+ struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
u16 vlan_tci;
+ unsigned int len;
+ int ret;
vlan_tci = vlan_dev_info(dev)->vlan_id;
vlan_tci |= vlan_dev_get_egress_qos_mask(dev, skb);
skb = __vlan_hwaccel_put_tag(skb, vlan_tci);
- txq->tx_packets++;
- txq->tx_bytes += skb->len;
-
skb->dev = vlan_dev_info(dev)->real_dev;
- dev_queue_xmit(skb);
+ len = skb->len;
+ ret = dev_queue_xmit(skb);
+
+ if (likely(ret == NET_XMIT_SUCCESS)) {
+ txq->tx_packets++;
+ txq->tx_bytes += len;
+ } else
+ txq->tx_dropped++;
+
return NETDEV_TX_OK;
}
@@ -561,6 +579,55 @@ static int vlan_dev_neigh_setup(struct net_device *dev, struct neigh_parms *pa)
return err;
}
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+static int vlan_dev_fcoe_ddp_setup(struct net_device *dev, u16 xid,
+ struct scatterlist *sgl, unsigned int sgc)
+{
+ struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
+ int rc = 0;
+
+ if (ops->ndo_fcoe_ddp_setup)
+ rc = ops->ndo_fcoe_ddp_setup(real_dev, xid, sgl, sgc);
+
+ return rc;
+}
+
+static int vlan_dev_fcoe_ddp_done(struct net_device *dev, u16 xid)
+{
+ struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
+ int len = 0;
+
+ if (ops->ndo_fcoe_ddp_done)
+ len = ops->ndo_fcoe_ddp_done(real_dev, xid);
+
+ return len;
+}
+
+static int vlan_dev_fcoe_enable(struct net_device *dev)
+{
+ struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
+ int rc = -EINVAL;
+
+ if (ops->ndo_fcoe_enable)
+ rc = ops->ndo_fcoe_enable(real_dev);
+ return rc;
+}
+
+static int vlan_dev_fcoe_disable(struct net_device *dev)
+{
+ struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
+ int rc = -EINVAL;
+
+ if (ops->ndo_fcoe_disable)
+ rc = ops->ndo_fcoe_disable(real_dev);
+ return rc;
+}
+#endif
+
static void vlan_dev_change_rx_flags(struct net_device *dev, int change)
{
struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
@@ -635,6 +702,10 @@ static int vlan_dev_init(struct net_device *dev)
if (is_zero_ether_addr(dev->broadcast))
memcpy(dev->broadcast, real_dev->broadcast, dev->addr_len);
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+ dev->fcoe_ddp_xid = real_dev->fcoe_ddp_xid;
+#endif
+
if (real_dev->features & NETIF_F_HW_VLAN_TX) {
dev->header_ops = real_dev->header_ops;
dev->hard_header_len = real_dev->hard_header_len;
@@ -715,6 +786,12 @@ static const struct net_device_ops vlan_netdev_ops = {
.ndo_change_rx_flags = vlan_dev_change_rx_flags,
.ndo_do_ioctl = vlan_dev_ioctl,
.ndo_neigh_setup = vlan_dev_neigh_setup,
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+ .ndo_fcoe_ddp_setup = vlan_dev_fcoe_ddp_setup,
+ .ndo_fcoe_ddp_done = vlan_dev_fcoe_ddp_done,
+ .ndo_fcoe_enable = vlan_dev_fcoe_enable,
+ .ndo_fcoe_disable = vlan_dev_fcoe_disable,
+#endif
};
static const struct net_device_ops vlan_netdev_accel_ops = {
@@ -731,6 +808,12 @@ static const struct net_device_ops vlan_netdev_accel_ops = {
.ndo_change_rx_flags = vlan_dev_change_rx_flags,
.ndo_do_ioctl = vlan_dev_ioctl,
.ndo_neigh_setup = vlan_dev_neigh_setup,
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+ .ndo_fcoe_ddp_setup = vlan_dev_fcoe_ddp_setup,
+ .ndo_fcoe_ddp_done = vlan_dev_fcoe_ddp_done,
+ .ndo_fcoe_enable = vlan_dev_fcoe_enable,
+ .ndo_fcoe_disable = vlan_dev_fcoe_disable,
+#endif
};
void vlan_setup(struct net_device *dev)