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https://github.com/torvalds/linux.git
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Merge branch 'for-jeff' of git://electric-eye.fr.zoreil.com/home/romieu/linux-2.6
This commit is contained in:
commit
5ee33b7adc
@ -74,7 +74,7 @@
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#define TX_RING_SIZE 512
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#define TX_DEF_PENDING (TX_RING_SIZE - 1)
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#define TX_MIN_PENDING 64
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#define MAX_SKB_TX_LE (4 + 2*MAX_SKB_FRAGS)
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#define MAX_SKB_TX_LE (4 + (sizeof(dma_addr_t)/sizeof(u32))*MAX_SKB_FRAGS)
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#define STATUS_RING_SIZE 2048 /* 2 ports * (TX + 2*RX) */
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#define STATUS_LE_BYTES (STATUS_RING_SIZE*sizeof(struct sky2_status_le))
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@ -622,8 +622,8 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port)
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/* Configure Rx MAC FIFO */
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sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR);
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sky2_write16(hw, SK_REG(port, RX_GMF_CTRL_T),
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GMF_RX_CTRL_DEF);
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sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T),
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GMF_OPER_ON | GMF_RX_F_FL_ON);
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/* Flush Rx MAC FIFO on any flow control or error */
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sky2_write16(hw, SK_REG(port, RX_GMF_FL_MSK), GMR_FS_ANY_ERR);
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@ -995,6 +995,10 @@ static int sky2_rx_start(struct sky2_port *sky2)
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sky2_rx_add(sky2, re->mapaddr);
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}
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/* Truncate oversize frames */
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sky2_write16(hw, SK_REG(sky2->port, RX_GMF_TR_THR), sky2->rx_bufsize - 8);
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sky2_write32(hw, SK_REG(sky2->port, RX_GMF_CTRL_T), RX_TRUNC_ON);
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/* Tell chip about available buffers */
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sky2_write16(hw, Y2_QADDR(rxq, PREF_UNIT_PUT_IDX), sky2->rx_put);
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sky2->rx_last_put = sky2_read16(hw, Y2_QADDR(rxq, PREF_UNIT_PUT_IDX));
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@ -1145,6 +1149,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev)
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struct sky2_tx_le *le = NULL;
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struct tx_ring_info *re;
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unsigned i, len;
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int avail;
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dma_addr_t mapping;
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u32 addr64;
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u16 mss;
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@ -1287,12 +1292,16 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev)
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re->idx = sky2->tx_prod;
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le->ctrl |= EOP;
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avail = tx_avail(sky2);
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if (mss != 0 || avail < TX_MIN_PENDING) {
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le->ctrl |= FRC_STAT;
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if (avail <= MAX_SKB_TX_LE)
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netif_stop_queue(dev);
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}
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sky2_put_idx(hw, txqaddr[sky2->port], sky2->tx_prod,
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&sky2->tx_last_put, TX_RING_SIZE);
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if (tx_avail(sky2) <= MAX_SKB_TX_LE)
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netif_stop_queue(dev);
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out_unlock:
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spin_unlock(&sky2->tx_lock);
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@ -1707,10 +1716,12 @@ static void sky2_tx_timeout(struct net_device *dev)
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#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
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/* Want receive buffer size to be multiple of 64 bits, and incl room for vlan */
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/* Want receive buffer size to be multiple of 64 bits
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* and incl room for vlan and truncation
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*/
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static inline unsigned sky2_buf_size(int mtu)
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{
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return roundup(mtu + ETH_HLEN + 4, 8);
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return roundup(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8;
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}
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static int sky2_change_mtu(struct net_device *dev, int new_mtu)
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@ -1793,7 +1804,7 @@ static struct sk_buff *sky2_receive(struct sky2_port *sky2,
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if (!(status & GMR_FS_RX_OK))
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goto resubmit;
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if ((status >> 16) != length || length > sky2->rx_bufsize)
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if (length > sky2->netdev->mtu + ETH_HLEN)
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goto oversize;
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if (length < copybreak) {
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@ -3243,8 +3254,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
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}
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}
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err = request_irq(pdev->irq, sky2_intr, SA_SHIRQ | SA_SAMPLE_RANDOM,
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DRV_NAME, hw);
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err = request_irq(pdev->irq, sky2_intr, SA_SHIRQ, DRV_NAME, hw);
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if (err) {
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printk(KERN_ERR PFX "%s: cannot assign irq %d\n",
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pci_name(pdev), pdev->irq);
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@ -1362,7 +1362,6 @@ static int de_open (struct net_device *dev)
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{
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struct de_private *de = dev->priv;
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int rc;
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unsigned long flags;
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if (netif_msg_ifup(de))
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printk(KERN_DEBUG "%s: enabling interface\n", dev->name);
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@ -1376,18 +1375,20 @@ static int de_open (struct net_device *dev)
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return rc;
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}
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rc = de_init_hw(de);
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if (rc) {
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printk(KERN_ERR "%s: h/w init failure, err=%d\n",
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dev->name, rc);
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goto err_out_free;
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}
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dw32(IntrMask, 0);
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rc = request_irq(dev->irq, de_interrupt, SA_SHIRQ, dev->name, dev);
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if (rc) {
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printk(KERN_ERR "%s: IRQ %d request failure, err=%d\n",
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dev->name, dev->irq, rc);
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goto err_out_hw;
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goto err_out_free;
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}
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rc = de_init_hw(de);
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if (rc) {
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printk(KERN_ERR "%s: h/w init failure, err=%d\n",
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dev->name, rc);
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goto err_out_free_irq;
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}
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netif_start_queue(dev);
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@ -1395,11 +1396,8 @@ static int de_open (struct net_device *dev)
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return 0;
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err_out_hw:
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spin_lock_irqsave(&de->lock, flags);
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de_stop_hw(de);
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spin_unlock_irqrestore(&de->lock, flags);
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err_out_free_irq:
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free_irq(dev->irq, dev);
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err_out_free:
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de_free_rings(de);
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return rc;
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@ -1455,6 +1453,8 @@ static void de_tx_timeout (struct net_device *dev)
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synchronize_irq(dev->irq);
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de_clean_rings(de);
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de_init_rings(de);
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de_init_hw(de);
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netif_wake_queue(dev);
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