sfc: Implement generic features interface
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 542f32d..db72a6e 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -1874,6 +1874,17 @@
/* Otherwise efx_start_port() will do this */
}
+static int efx_set_features(struct net_device *net_dev, u32 data)
+{
+ struct efx_nic *efx = netdev_priv(net_dev);
+
+ /* If disabling RX n-tuple filtering, clear existing filters */
+ if (net_dev->features & ~data & NETIF_F_NTUPLE)
+ efx_filter_clear_rx(efx, EFX_FILTER_PRI_MANUAL);
+
+ return 0;
+}
+
static const struct net_device_ops efx_netdev_ops = {
.ndo_open = efx_net_open,
.ndo_stop = efx_net_stop,
@@ -1885,6 +1896,7 @@
.ndo_change_mtu = efx_change_mtu,
.ndo_set_mac_address = efx_set_mac_address,
.ndo_set_multicast_list = efx_set_multicast_list,
+ .ndo_set_features = efx_set_features,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = efx_netpoll,
#endif
@@ -2269,7 +2281,6 @@
strlcpy(efx->name, pci_name(pci_dev), sizeof(efx->name));
efx->net_dev = net_dev;
- efx->rx_checksum_enabled = true;
spin_lock_init(&efx->stats_lock);
mutex_init(&efx->mac_lock);
efx->mac_op = type->default_mac_ops;
@@ -2452,12 +2463,15 @@
return -ENOMEM;
net_dev->features |= (type->offload_features | NETIF_F_SG |
NETIF_F_HIGHDMA | NETIF_F_TSO |
- NETIF_F_GRO);
+ NETIF_F_RXCSUM);
if (type->offload_features & NETIF_F_V6_CSUM)
net_dev->features |= NETIF_F_TSO6;
/* Mask for features that also apply to VLAN devices */
net_dev->vlan_features |= (NETIF_F_ALL_CSUM | NETIF_F_SG |
- NETIF_F_HIGHDMA | NETIF_F_ALL_TSO);
+ NETIF_F_HIGHDMA | NETIF_F_ALL_TSO |
+ NETIF_F_RXCSUM);
+ /* All offloads can be toggled */
+ net_dev->hw_features = net_dev->features & ~NETIF_F_HIGHDMA;
efx = netdev_priv(net_dev);
pci_set_drvdata(pci_dev, efx);
SET_NETDEV_DEV(net_dev, &pci_dev->dev);