diff options
Diffstat (limited to 'net/8021q/vlan_dev.c')
| -rw-r--r-- | net/8021q/vlan_dev.c | 107 |
1 files changed, 95 insertions, 12 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index 96bad8f233e2..4198ec5c8abc 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) |