X-Git-Url: http://bbs.cooldavid.org/git/?p=jme.git;a=blobdiff_plain;f=jme.c;h=f690474f44092ae1cc1872053bf28bdd92669278;hp=dd4132443b7b7364b06db0503440f929f7724573;hb=6db67aa551e6a99f5c564b4d49a66f7915c1e0c6;hpb=ed830419fad4387c2f02d201ad435e2ecad06f35

diff --git a/jme.c b/jme.c
index dd41324..f690474 100644
--- a/jme.c
+++ b/jme.c
@@ -898,6 +898,7 @@ jme_enable_rx_engine(struct jme_adapter *jme)
 	/*
 	 * Setup Unicast Filter
 	 */
+	jme_set_unicastaddr(jme->dev);
 	jme_set_multi(jme->dev);
 
 	/*
@@ -955,8 +956,34 @@ jme_disable_rx_engine(struct jme_adapter *jme)
 	jme_mac_rxclk_off(jme);
 }
 
+static u16
+jme_udpsum(struct sk_buff *skb)
+{
+	u16 csum = 0xFFFFu;
+
+	if (skb->len < (ETH_HLEN + sizeof(struct iphdr)))
+		return csum;
+	if (skb->protocol != htons(ETH_P_IP))
+		return csum;
+	skb_set_network_header(skb, ETH_HLEN);
+	if ((ip_hdr(skb)->protocol != IPPROTO_UDP) ||
+	    (skb->len < (ETH_HLEN +
+			(ip_hdr(skb)->ihl << 2) +
+			sizeof(struct udphdr)))) {
+		skb_reset_network_header(skb);
+		return csum;
+	}
+	skb_set_transport_header(skb,
+			ETH_HLEN + (ip_hdr(skb)->ihl << 2));
+	csum = udp_hdr(skb)->check;
+	skb_reset_transport_header(skb);
+	skb_reset_network_header(skb);
+
+	return csum;
+}
+
 static int
-jme_rxsum_ok(struct jme_adapter *jme, u16 flags)
+jme_rxsum_ok(struct jme_adapter *jme, u16 flags, struct sk_buff *skb)
 {
 	if (!(flags & (RXWBFLAG_TCPON | RXWBFLAG_UDPON | RXWBFLAG_IPV4)))
 		return false;
@@ -969,7 +996,7 @@ jme_rxsum_ok(struct jme_adapter *jme, u16 flags)
 	}
 
 	if (unlikely((flags & (RXWBFLAG_MF | RXWBFLAG_UDPON | RXWBFLAG_UDPCS))
-			== RXWBFLAG_UDPON)) {
+			== RXWBFLAG_UDPON) && jme_udpsum(skb)) {
 		if (flags & RXWBFLAG_IPV4)
 			netif_err(jme, rx_err, jme->dev, "UDP Checksum error\n");
 		return false;
@@ -1017,7 +1044,7 @@ jme_alloc_and_feed_skb(struct jme_adapter *jme, int idx)
 		skb_put(skb, framesize);
 		skb->protocol = eth_type_trans(skb, jme->dev);
 
-		if (jme_rxsum_ok(jme, le16_to_cpu(rxdesc->descwb.flags)))
+		if (jme_rxsum_ok(jme, le16_to_cpu(rxdesc->descwb.flags), skb))
 			skb->ip_summed = CHECKSUM_UNNECESSARY;
 		else
 			skb_checksum_none_assert(skb);
@@ -2114,27 +2141,34 @@ jme_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 	return NETDEV_TX_OK;
 }
 
+static void
+jme_set_unicastaddr(struct net_device *netdev)
+{
+	struct jme_adapter *jme = netdev_priv(netdev);
+	u32 val;
+
+	val = (netdev->dev_addr[3] & 0xff) << 24 |
+	      (netdev->dev_addr[2] & 0xff) << 16 |
+	      (netdev->dev_addr[1] & 0xff) <<  8 |
+	      (netdev->dev_addr[0] & 0xff);
+	jwrite32(jme, JME_RXUMA_LO, val);
+	val = (netdev->dev_addr[5] & 0xff) << 8 |
+	      (netdev->dev_addr[4] & 0xff);
+	jwrite32(jme, JME_RXUMA_HI, val);
+}
+
 static int
 jme_set_macaddr(struct net_device *netdev, void *p)
 {
 	struct jme_adapter *jme = netdev_priv(netdev);
 	struct sockaddr *addr = p;
-	u32 val;
 
 	if (netif_running(netdev))
 		return -EBUSY;
 
 	spin_lock_bh(&jme->macaddr_lock);
 	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
-
-	val = (addr->sa_data[3] & 0xff) << 24 |
-	      (addr->sa_data[2] & 0xff) << 16 |
-	      (addr->sa_data[1] & 0xff) <<  8 |
-	      (addr->sa_data[0] & 0xff);
-	jwrite32(jme, JME_RXUMA_LO, val);
-	val = (addr->sa_data[5] & 0xff) << 8 |
-	      (addr->sa_data[4] & 0xff);
-	jwrite32(jme, JME_RXUMA_HI, val);
+	jme_set_unicastaddr(netdev);
 	spin_unlock_bh(&jme->macaddr_lock);
 
 	return 0;
@@ -3061,7 +3095,7 @@ jme_init_one(struct pci_dev *pdev,
 
 	jme_clear_pm(jme);
 	jme_set_phyfifo_5level(jme);
-	pci_read_config_byte(pdev, PCI_REVISION_ID, &jme->pcirev);
+	jme->pcirev = pdev->revision;
 	if (!jme->fpgaver)
 		jme_phy_init(jme);
 	jme_phy_off(jme);