net: netxen: convert to hw_features

Rather simple conversion to hw_features.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 46 insertions, 114 deletions

diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index d7299f1a4940..15595b3a54c6 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1177,7 +1177,7 @@ struct netxen_adapter {
         u8 max_sds_rings;
         u8 driver_mismatch;
         u8 msix_supported;
-        u8 rx_csum;
+        u8 __pad;
         u8 pci_using_dac;
         u8 portnum;
         u8 physical_port;
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index 3bdcc803ec68..29f90baaa79b 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -676,62 +676,6 @@ netxen_nic_get_ethtool_stats(struct net_device *dev,
         }
 }
 
-static u32 netxen_nic_get_tx_csum(struct net_device *dev)
-{
-        return dev->features & NETIF_F_IP_CSUM;
-}
-
-static u32 netxen_nic_get_rx_csum(struct net_device *dev)
-{
-        struct netxen_adapter *adapter = netdev_priv(dev);
-        return adapter->rx_csum;
-}
-
-static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
-{
-        struct netxen_adapter *adapter = netdev_priv(dev);
-
-        if (data) {
-                adapter->rx_csum = data;
-                return 0;
-        }
-
-        if (dev->features & NETIF_F_LRO) {
-                if (netxen_config_hw_lro(adapter, NETXEN_NIC_LRO_DISABLED))
-                        return -EIO;
-
-                dev->features &= ~NETIF_F_LRO;
-                netxen_send_lro_cleanup(adapter);
-                netdev_info(dev, "disabling LRO as rx_csum is off\n");
-        }
-        adapter->rx_csum = data;
-        return 0;
-}
-
-static u32 netxen_nic_get_tso(struct net_device *dev)
-{
-        struct netxen_adapter *adapter = netdev_priv(dev);
-
-        if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
-                return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
-
-        return (dev->features & NETIF_F_TSO) != 0;
-}
-
-static int netxen_nic_set_tso(struct net_device *dev, u32 data)
-{
-        if (data) {
-                struct netxen_adapter *adapter = netdev_priv(dev);
-
-                dev->features |= NETIF_F_TSO;
-                if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
-                        dev->features |= NETIF_F_TSO6;
-        } else
-                dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
-
-        return 0;
-}
-
 static void
 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 {
@@ -866,43 +810,6 @@ static int netxen_get_intr_coalesce(struct net_device *netdev,
         return 0;
 }
 
-static int netxen_nic_set_flags(struct net_device *netdev, u32 data)
-{
-        struct netxen_adapter *adapter = netdev_priv(netdev);
-        int hw_lro;
-
-        if (ethtool_invalid_flags(netdev, data, ETH_FLAG_LRO))
-                return -EINVAL;
-
-        if (!(adapter->capabilities & NX_FW_CAPABILITY_HW_LRO))
-                return -EINVAL;
-
-        if (!adapter->rx_csum) {
-                netdev_info(netdev, "rx csum is off, cannot toggle LRO\n");
-                return -EINVAL;
-        }
-
-        if (!!(data & ETH_FLAG_LRO) == !!(netdev->features & NETIF_F_LRO))
-                return 0;
-
-        if (data & ETH_FLAG_LRO) {
-                hw_lro = NETXEN_NIC_LRO_ENABLED;
-                netdev->features |= NETIF_F_LRO;
-        } else {
-                hw_lro = NETXEN_NIC_LRO_DISABLED;
-                netdev->features &= ~NETIF_F_LRO;
-        }
-
-        if (netxen_config_hw_lro(adapter, hw_lro))
-                return -EIO;
-
-        if ((hw_lro == 0) && netxen_send_lro_cleanup(adapter))
-                return -EIO;
-
-
-        return 0;
-}
-
 const struct ethtool_ops netxen_nic_ethtool_ops = {
         .get_settings = netxen_nic_get_settings,
         .set_settings = netxen_nic_set_settings,
@@ -916,21 +823,12 @@ const struct ethtool_ops netxen_nic_ethtool_ops = {
         .set_ringparam = netxen_nic_set_ringparam,
         .get_pauseparam = netxen_nic_get_pauseparam,
         .set_pauseparam = netxen_nic_set_pauseparam,
-        .get_tx_csum = netxen_nic_get_tx_csum,
-        .set_tx_csum = ethtool_op_set_tx_csum,
-        .set_sg = ethtool_op_set_sg,
-        .get_tso = netxen_nic_get_tso,
-        .set_tso = netxen_nic_set_tso,
         .get_wol = netxen_nic_get_wol,
         .set_wol = netxen_nic_set_wol,
         .self_test = netxen_nic_diag_test,
         .get_strings = netxen_nic_get_strings,
         .get_ethtool_stats = netxen_nic_get_ethtool_stats,
         .get_sset_count = netxen_get_sset_count,
-        .get_rx_csum = netxen_nic_get_rx_csum,
-        .set_rx_csum = netxen_nic_set_rx_csum,
         .get_coalesce = netxen_get_intr_coalesce,
         .set_coalesce = netxen_set_intr_coalesce,
-        .get_flags = ethtool_op_get_flags,
-        .set_flags = netxen_nic_set_flags,
 };
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 731077d8d962..7f999671c7b2 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -1483,7 +1483,8 @@ static struct sk_buff *netxen_process_rxbuf(struct netxen_adapter *adapter,
         if (!skb)
                 goto no_skb;
 
-        if (likely(adapter->rx_csum && cksum == STATUS_CKSUM_OK)) {
+        if (likely((adapter->netdev->features & NETIF_F_RXCSUM)
+            && cksum == STATUS_CKSUM_OK)) {
                 adapter->stats.csummed++;
                 skb->ip_summed = CHECKSUM_UNNECESSARY;
         } else
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 933671556c15..201b944bd463 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -485,6 +485,37 @@ static void netxen_set_multicast_list(struct net_device *dev)
         adapter->set_multi(dev);
 }
 
+static u32 netxen_fix_features(struct net_device *dev, u32 features)
+{
+        if (!(features & NETIF_F_RXCSUM)) {
+                netdev_info(dev, "disabling LRO as RXCSUM is off\n");
+
+                features &= ~NETIF_F_LRO;
+        }
+
+        return features;
+}
+
+static int netxen_set_features(struct net_device *dev, u32 features)
+{
+        struct netxen_adapter *adapter = netdev_priv(dev);
+        int hw_lro;
+
+        if (!((dev->features ^ features) & NETIF_F_LRO))
+                return 0;
+
+        hw_lro = (features & NETIF_F_LRO) ? NETXEN_NIC_LRO_ENABLED
+                 : NETXEN_NIC_LRO_DISABLED;
+
+        if (netxen_config_hw_lro(adapter, hw_lro))
+                return -EIO;
+
+        if (!(features & NETIF_F_LRO) && netxen_send_lro_cleanup(adapter))
+                return -EIO;
+
+        return 0;
+}
+
 static const struct net_device_ops netxen_netdev_ops = {
         .ndo_open          = netxen_nic_open,
         .ndo_stop          = netxen_nic_close,
@@ -495,6 +526,8 @@ static const struct net_device_ops netxen_netdev_ops = {
         .ndo_set_mac_address    = netxen_nic_set_mac,
         .ndo_change_mtu    = netxen_nic_change_mtu,
         .ndo_tx_timeout    = netxen_tx_timeout,
+        .ndo_fix_features = netxen_fix_features,
+        .ndo_set_features = netxen_set_features,
 #ifdef CONFIG_NET_POLL_CONTROLLER
         .ndo_poll_controller = netxen_nic_poll_controller,
 #endif
@@ -1196,7 +1229,6 @@ netxen_setup_netdev(struct netxen_adapter *adapter,
         int err = 0;
         struct pci_dev *pdev = adapter->pdev;
 
-        adapter->rx_csum = 1;
         adapter->mc_enabled = 0;
         if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
                 adapter->max_mc_count = 38;
@@ -1210,14 +1242,13 @@ netxen_setup_netdev(struct netxen_adapter *adapter,
 
         SET_ETHTOOL_OPS(netdev, &netxen_nic_ethtool_ops);
 
-        netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO);
-        netdev->features |= (NETIF_F_GRO);
-        netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO);
+        netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO |
+                              NETIF_F_RXCSUM;
 
-        if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
-                netdev->features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
-                netdev->vlan_features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
-        }
+        if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+                netdev->hw_features |= NETIF_F_IPV6_CSUM | NETIF_F_TSO6;
+
+        netdev->vlan_features |= netdev->hw_features;
 
         if (adapter->pci_using_dac) {
                 netdev->features |= NETIF_F_HIGHDMA;
@@ -1225,10 +1256,12 @@ netxen_setup_netdev(struct netxen_adapter *adapter,
         }
 
         if (adapter->capabilities & NX_FW_CAPABILITY_FVLANTX)
-                netdev->features |= (NETIF_F_HW_VLAN_TX);
+                netdev->hw_features |= NETIF_F_HW_VLAN_TX;
 
         if (adapter->capabilities & NX_FW_CAPABILITY_HW_LRO)
-                netdev->features |= NETIF_F_LRO;
+                netdev->hw_features |= NETIF_F_LRO;
+
+        netdev->features |= netdev->hw_features;
 
         netdev->irq = adapter->msix_entries[0].vector;