static void cpmac_end_xmit(int queue)
{
// struct cpmac_desc *desc;
//struct cpmac_priv *priv = netdev_priv(dev);
// desc = desc_ring[queue];
cpmac_write(CPMAC_TX_ACK(queue), (u32)desc_ring[queue].mapping);
if (likely(desc_ring[queue].skb)) {
unlock_s(synthlock_0);
spin_lock(cplock);
netdev.stats.tx_packets++;
lock_s(synthlock_0);
netdev.stats.tx_bytes += desc_ring[queue].skb->len;
spin_unlock(cplock);
dma_unmap_single(desc_ring[queue].data_mapping, desc_ring[queue].skb->len,
DMA_TO_DEVICE);
// if (unlikely(netif_msg_tx_done(priv)))
// netdev_dbg(dev, "sent 0x%p, len=%d\n",
// desc_ring[queue].skb, desc_ring[queue].skb->len);
dev_kfree_skb_irq(desc_ring[queue].skb);
desc_ring[queue].skb = NULL;
//if (__netif_subqueue_stopped(dev, queue))
unlock_s(synthlock_0);
netif_wake_subqueue();
} else {
// if (netif_msg_tx_err(priv) && net_ratelimit())
// netdev_warn(dev, "end_xmit: spurious interrupt\n");
//if (__netif_subqueue_stopped(dev, queue))
unlock_s(synthlock_0);
netif_wake_subqueue();
}
lock_s(synthlock_0);
}
static void cpmac_end_xmit(struct net_device *dev, int queue)
{
struct cpmac_desc *desc;
struct cpmac_priv *priv = netdev_priv(dev);
desc = &priv->desc_ring[queue];
cpmac_write(priv->regs, CPMAC_TX_ACK(queue), (u32)desc->mapping);
if (likely(desc->skb)) {
spin_lock(&priv->lock);
dev->stats.tx_packets++;
dev->stats.tx_bytes += desc->skb->len;
spin_unlock(&priv->lock);
dma_unmap_single(&dev->dev, desc->data_mapping, desc->skb->len,
DMA_TO_DEVICE);
if (unlikely(netif_msg_tx_done(priv)))
printk(KERN_DEBUG "%s: sent 0x%p, len=%d\n", dev->name,
desc->skb, desc->skb->len);
dev_kfree_skb_irq(desc->skb);
desc->skb = NULL;
if (netif_subqueue_stopped(dev, queue))
netif_wake_subqueue(dev, queue);
} else {
if (netif_msg_tx_err(priv) && net_ratelimit())
printk(KERN_WARNING
"%s: end_xmit: spurious interrupt\n", dev->name);
if (netif_subqueue_stopped(dev, queue))
netif_wake_subqueue(dev, queue);
}
}
