net: Kill link between CSUM and SG features.

[pandora-kernel.git] / include / linux / netdevice.h

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index b3d00fa..e1ebeff 100644 (file)
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1475,6 +1475,11 @@ static inline void *netdev_priv(const struct net_device *dev)
  */
 #define SET_NETDEV_DEVTYPE(net, devtype)       ((net)->dev.type = (devtype))
 
+/* Default NAPI poll() weight
+ * Device drivers are strongly advised to not use bigger value
+ */
+#define NAPI_POLL_WEIGHT 64
+
 /**
  *     netif_napi_add - initialize a napi context
  *     @dev:  network device
@@ -2678,6 +2683,19 @@ struct sk_buff *skb_gso_segment(struct sk_buff *skb, netdev_features_t features)
 {
        return __skb_gso_segment(skb, features, true);
 }
+__be16 skb_network_protocol(struct sk_buff *skb);
+
+static inline bool can_checksum_protocol(netdev_features_t features,
+                                        __be16 protocol)
+{
+       return ((features & NETIF_F_GEN_CSUM) ||
+               ((features & NETIF_F_V4_CSUM) &&
+                protocol == htons(ETH_P_IP)) ||
+               ((features & NETIF_F_V6_CSUM) &&
+                protocol == htons(ETH_P_IPV6)) ||
+               ((features & NETIF_F_FCOE_CRC) &&
+                protocol == htons(ETH_P_FCOE)));
+}
 
 #ifdef CONFIG_BUG
 extern void netdev_rx_csum_fault(struct net_device *dev);