net: convert sunhme/sungem network drivers to hw_features

Side effects:
 - TX offloads (HW csum, scatter-gather) can be toggled now
 - RX checksum is reported correctly now (it's always active)

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index eb4f59f..80e907d 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2788,7 +2788,8 @@
 	dev->ethtool_ops = &hme_ethtool_ops;
 
 	/* Happy Meal can do it all... */
-	dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM;
+	dev->hw_features = NETIF_F_SG | NETIF_F_HW_CSUM;
+	dev->features |= dev->hw_features | NETIF_F_RXCSUM;
 
 	dev->irq = op->archdata.irqs[0];
 
@@ -3113,7 +3114,8 @@
 	dev->dma = 0;
 
 	/* Happy Meal can do it all... */
-	dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM;
+	dev->hw_features = NETIF_F_SG | NETIF_F_HW_CSUM;
+	dev->features |= dev->hw_features | NETIF_F_RXCSUM;
 
 #if defined(CONFIG_SBUS) && defined(CONFIG_PCI)
 	/* Hook up PCI register/descriptor accessors. */