Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[net-next-2.6.git] / drivers / net / mv643xx_eth.c

diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index 8613a52ddf171b59a78ca652203cef2a8ccb409d..af075af20e0c53807836ff1c6912616bfc60c378 100644 (file)
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -289,6 +289,7 @@ struct mv643xx_eth_shared_private {
        unsigned int t_clk;
        int extended_rx_coal_limit;
        int tx_bw_control;
+       int tx_csum_limit;
 };
 
 #define TX_BW_CONTROL_ABSENT           0
@@ -776,13 +777,16 @@ static int txq_submit_skb(struct tx_queue *txq, struct sk_buff *skb)
        l4i_chk = 0;
 
        if (skb->ip_summed == CHECKSUM_PARTIAL) {
+               int hdr_len;
                int tag_bytes;
 
                BUG_ON(skb->protocol != htons(ETH_P_IP) &&
                       skb->protocol != htons(ETH_P_8021Q));
 
-               tag_bytes = (void *)ip_hdr(skb) - (void *)skb->data - ETH_HLEN;
-               if (unlikely(tag_bytes & ~12)) {
+               hdr_len = (void *)ip_hdr(skb) - (void *)skb->data;
+               tag_bytes = hdr_len - ETH_HLEN;
+               if (skb->len - hdr_len > mp->shared->tx_csum_limit ||
+                   unlikely(tag_bytes & ~12)) {
                        if (skb_checksum_help(skb) == 0)
                                goto no_csum;
                        kfree_skb(skb);
@@ -882,7 +886,6 @@ static netdev_tx_t mv643xx_eth_xmit(struct sk_buff *skb, struct net_device *dev)
 
                txq->tx_bytes += skb->len;
                txq->tx_packets++;
-               dev->trans_start = jiffies;
 
                entries_left = txq->tx_ring_size - txq->tx_desc_count;
                if (entries_left < MAX_SKB_FRAGS + 1)
@@ -1637,6 +1640,11 @@ static void mv643xx_eth_get_ethtool_stats(struct net_device *dev,
        }
 }
 
+static int mv643xx_eth_set_flags(struct net_device *dev, u32 data)
+{
+       return ethtool_op_set_flags(dev, data, ETH_FLAG_LRO);
+}
+
 static int mv643xx_eth_get_sset_count(struct net_device *dev, int sset)
 {
        if (sset == ETH_SS_STATS)
@@ -1662,7 +1670,7 @@ static const struct ethtool_ops mv643xx_eth_ethtool_ops = {
        .get_strings            = mv643xx_eth_get_strings,
        .get_ethtool_stats      = mv643xx_eth_get_ethtool_stats,
        .get_flags              = ethtool_op_get_flags,
-       .set_flags              = ethtool_op_set_flags,
+       .set_flags              = mv643xx_eth_set_flags,
        .get_sset_count         = mv643xx_eth_get_sset_count,
 };
 
@@ -1770,7 +1778,7 @@ static void mv643xx_eth_program_multicast_filter(struct net_device *dev)
        struct mv643xx_eth_private *mp = netdev_priv(dev);
        u32 *mc_spec;
        u32 *mc_other;
-       struct dev_addr_list *addr;
+       struct netdev_hw_addr *ha;
        int i;
 
        if (dev->flags & (IFF_PROMISC | IFF_ALLMULTI)) {
@@ -1795,8 +1803,8 @@ oom:
        memset(mc_spec, 0, 0x100);
        memset(mc_other, 0, 0x100);
 
-       netdev_for_each_mc_addr(addr, dev) {
-               u8 *a = addr->da_addr;
+       netdev_for_each_mc_addr(ha, dev) {
+               u8 *a = ha->addr;
                u32 *table;
                int entry;
 
@@ -2609,10 +2617,9 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev)
                goto out;
 
        ret = -ENOMEM;
-       msp = kmalloc(sizeof(*msp), GFP_KERNEL);
+       msp = kzalloc(sizeof(*msp), GFP_KERNEL);
        if (msp == NULL)
                goto out;
-       memset(msp, 0, sizeof(*msp));
 
        msp->base = ioremap(res->start, res->end - res->start + 1);
        if (msp->base == NULL)
@@ -2668,6 +2675,7 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev)
         * Detect hardware parameters.
         */
        msp->t_clk = (pd != NULL && pd->t_clk != 0) ? pd->t_clk : 133000000;
+       msp->tx_csum_limit = pd->tx_csum_limit ? pd->tx_csum_limit : 9 * 1024;
        infer_hw_params(msp);
 
        platform_set_drvdata(pdev, msp);