[RFC,08/12] jme: convert offload constraints to ndo_fix_features

diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index 2411e72..1271109 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -2075,17 +2075,9 @@  jme_change_mtu(struct net_device *netdev, int new_mtu)
 		jme_restart_rx_engine(jme);
 	}
 
-	if (new_mtu > 1900) {
-		netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
-				NETIF_F_TSO | NETIF_F_TSO6);
-	} else {
-		if (test_bit(JME_FLAG_TXCSUM, &jme->flags))
-			netdev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
-		if (test_bit(JME_FLAG_TSO, &jme->flags))
-			netdev->features |= NETIF_F_TSO | NETIF_F_TSO6;
-	}
-
 	netdev->mtu = new_mtu;
+	netdev_update_features(netdev);
+
 	jme_reset_link(jme);
 
 	return 0;
@@ -2482,20 +2474,21 @@  jme_set_msglevel(struct net_device *netdev, u32 value)
 	jme->msg_enable = value;
 }
 
-static u32
-jme_get_rx_csum(struct net_device *netdev)
+static unsigned long
+jme_fix_features(struct net_device *netdev, unsigned long features)
 {
-	struct jme_adapter *jme = netdev_priv(netdev);
-	return jme->reg_rxmcs & RXMCS_CHECKSUM;
+	if (netdev->mtu > 1900)
+		features &= ~(NETIF_F_ALL_TSO | NETIF_F_ALL_CSUM);
+	return features;
 }
 
 static int
-jme_set_rx_csum(struct net_device *netdev, u32 on)
+jme_set_features(struct net_device *netdev, unsigned long features)
 {
 	struct jme_adapter *jme = netdev_priv(netdev);
 
 	spin_lock_bh(&jme->rxmcs_lock);
-	if (on)
+	if (features & NETIF_F_RXCSUM)
 		jme->reg_rxmcs |= RXMCS_CHECKSUM;
 	else
 		jme->reg_rxmcs &= ~RXMCS_CHECKSUM;
@@ -2506,42 +2499,6 @@  jme_set_rx_csum(struct net_device *netdev, u32 on)
 }
 
 static int
-jme_set_tx_csum(struct net_device *netdev, u32 on)
-{
-	struct jme_adapter *jme = netdev_priv(netdev);
-
-	if (on) {
-		set_bit(JME_FLAG_TXCSUM, &jme->flags);
-		if (netdev->mtu <= 1900)
-			netdev->features |=
-				NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
-	} else {
-		clear_bit(JME_FLAG_TXCSUM, &jme->flags);
-		netdev->features &=
-				~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
-	}
-
-	return 0;
-}
-
-static int
-jme_set_tso(struct net_device *netdev, u32 on)
-{
-	struct jme_adapter *jme = netdev_priv(netdev);
-
-	if (on) {
-		set_bit(JME_FLAG_TSO, &jme->flags);
-		if (netdev->mtu <= 1900)
-			netdev->features |= NETIF_F_TSO | NETIF_F_TSO6;
-	} else {
-		clear_bit(JME_FLAG_TSO, &jme->flags);
-		netdev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
-	}
-
-	return 0;
-}
-
-static int
 jme_nway_reset(struct net_device *netdev)
 {
 	struct jme_adapter *jme = netdev_priv(netdev);
@@ -2682,11 +2639,6 @@  static const struct ethtool_ops jme_ethtool_ops = {
 	.get_link		= jme_get_link,
 	.get_msglevel           = jme_get_msglevel,
 	.set_msglevel           = jme_set_msglevel,
-	.get_rx_csum		= jme_get_rx_csum,
-	.set_rx_csum		= jme_set_rx_csum,
-	.set_tx_csum		= jme_set_tx_csum,
-	.set_tso		= jme_set_tso,
-	.set_sg			= ethtool_op_set_sg,
 	.nway_reset             = jme_nway_reset,
 	.get_eeprom_len		= jme_get_eeprom_len,
 	.get_eeprom		= jme_get_eeprom,
@@ -2744,6 +2696,8 @@  static const struct net_device_ops jme_netdev_ops = {
 	.ndo_change_mtu		= jme_change_mtu,
 	.ndo_tx_timeout		= jme_tx_timeout,
 	.ndo_vlan_rx_register	= jme_vlan_rx_register,
+	.ndo_fix_features       = jme_fix_features,
+	.ndo_set_features       = jme_set_features,
 };
 
 static int __devinit
@@ -2798,6 +2752,12 @@  jme_init_one(struct pci_dev *pdev,
 	netdev->netdev_ops = &jme_netdev_ops;
 	netdev->ethtool_ops		= &jme_ethtool_ops;
 	netdev->watchdog_timeo		= TX_TIMEOUT;
+	netdev->hw_features		=	NETIF_F_IP_CSUM |
+						NETIF_F_IPV6_CSUM |
+						NETIF_F_SG |
+						NETIF_F_TSO |
+						NETIF_F_TSO6 |
+						NETIF_F_RXCSUM;
 	netdev->features		=	NETIF_F_IP_CSUM |
 						NETIF_F_IPV6_CSUM |
 						NETIF_F_SG |
@@ -2880,8 +2840,9 @@  jme_init_one(struct pci_dev *pdev,
 	jme->reg_rxmcs = RXMCS_DEFAULT;
 	jme->reg_txpfc = 0;
 	jme->reg_pmcs = PMCS_MFEN;
-	set_bit(JME_FLAG_TXCSUM, &jme->flags);
-	set_bit(JME_FLAG_TSO, &jme->flags);
+
+	if (jme->reg_rxmcs & RXMCS_CHECKSUM)
+		netdev->features |= NETIF_F_RXCSUM;
 
 	/*
 	 * Get Max Read Req Size from PCI Config Space
diff --git a/drivers/net/jme.h b/drivers/net/jme.h
index eac0926..4923376 100644
--- a/drivers/net/jme.h
+++ b/drivers/net/jme.h
@@ -434,8 +434,6 @@  struct jme_adapter {
 enum jme_flags_bits {
 	JME_FLAG_MSI		= 1,
 	JME_FLAG_SSET		= 2,
-	JME_FLAG_TXCSUM		= 3,
-	JME_FLAG_TSO		= 4,
 	JME_FLAG_POLL		= 5,
 	JME_FLAG_SHUTDOWN	= 6,
 };