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net: infiniband/ulp/ipoib: convert to hw_features 

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michał Mirosław 2011-04-19 00:43:20 +00:00 committed by David S. Miller
parent 6204b47ec4
commit 3d96c74d89
5 changed files with 21 additions and 47 deletions
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1
drivers/infiniband/ulp/ipoib/ipoib.h
View File

@ -91,7 +91,6 @@ enum {
IPOIB_STOP_REAPER = 7,
IPOIB_FLAG_ADMIN_CM = 9,
IPOIB_FLAG_UMCAST = 10,
IPOIB_FLAG_CSUM = 11,
IPOIB_MAX_BACKOFF_SECONDS = 16,

11
drivers/infiniband/ulp/ipoib/ipoib_cm.c
View File

@ -1463,8 +1463,7 @@ static ssize_t set_mode(struct device *d, struct device_attribute *attr,
set_bit(IPOIB_FLAG_ADMIN_CM, &priv->flags);
ipoib_warn(priv, "enabling connected mode "
"will cause multicast packet drops\n");
dev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_TSO);
netdev_update_features(dev);
rtnl_unlock();
priv->tx_wr.send_flags &= ~IB_SEND_IP_CSUM;
@ -1474,13 +1473,7 @@ static ssize_t set_mode(struct device *d, struct device_attribute *attr,
if (!strcmp(buf, "datagram\n")) {
clear_bit(IPOIB_FLAG_ADMIN_CM, &priv->flags);
if (test_bit(IPOIB_FLAG_CSUM, &priv->flags)) {
dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
priv->dev->features |= NETIF_F_GRO;
if (priv->hca_caps & IB_DEVICE_UD_TSO)
dev->features |= NETIF_F_TSO;
}
netdev_update_features(dev);
dev_set_mtu(dev, min(priv->mcast_mtu, dev->mtu));
rtnl_unlock();
ipoib_flush_paths(dev);

28
drivers/infiniband/ulp/ipoib/ipoib_ethtool.c
View File

@ -42,32 +42,6 @@ static void ipoib_get_drvinfo(struct net_device *netdev,
strncpy(drvinfo->driver, "ipoib", sizeof(drvinfo->driver) - 1);
}
static u32 ipoib_get_rx_csum(struct net_device *dev)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
return test_bit(IPOIB_FLAG_CSUM, &priv->flags) &&
!test_bit(IPOIB_FLAG_ADMIN_CM, &priv->flags);
}
static int ipoib_set_tso(struct net_device *dev, u32 data)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
if (data) {
if (!test_bit(IPOIB_FLAG_ADMIN_CM, &priv->flags) &&
(dev->features & NETIF_F_SG) &&
(priv->hca_caps & IB_DEVICE_UD_TSO)) {
dev->features |= NETIF_F_TSO;
} else {
ipoib_warn(priv, "can't set TSO on\n");
return -EOPNOTSUPP;
}
} else
dev->features &= ~NETIF_F_TSO;
return 0;
}
static int ipoib_get_coalesce(struct net_device *dev,
struct ethtool_coalesce *coal)
{
@ -108,8 +82,6 @@ static int ipoib_set_coalesce(struct net_device *dev,
static const struct ethtool_ops ipoib_ethtool_ops = {
.get_drvinfo = ipoib_get_drvinfo,
.get_rx_csum = ipoib_get_rx_csum,
.set_tso = ipoib_set_tso,
.get_coalesce = ipoib_get_coalesce,
.set_coalesce = ipoib_set_coalesce,
};

2
drivers/infiniband/ulp/ipoib/ipoib_ib.c
View File

@ -292,7 +292,7 @@ static void ipoib_ib_handle_rx_wc(struct net_device *dev, struct ib_wc *wc)
dev->stats.rx_bytes += skb->len;
skb->dev = dev;
if (test_bit(IPOIB_FLAG_CSUM, &priv->flags) && likely(wc->csum_ok))
if ((dev->features & NETIF_F_RXCSUM) && likely(wc->csum_ok))
skb->ip_summed = CHECKSUM_UNNECESSARY;
napi_gro_receive(&priv->napi, skb);

26
drivers/infiniband/ulp/ipoib/ipoib_main.c
View File

@ -171,6 +171,16 @@ static int ipoib_stop(struct net_device *dev)
return 0;
}
static u32 ipoib_fix_features(struct net_device *dev, u32 features)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
if (test_bit(IPOIB_FLAG_ADMIN_CM, &priv->flags))
features &= ~(NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO);
return features;
}
static int ipoib_change_mtu(struct net_device *dev, int new_mtu)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
@ -970,6 +980,7 @@ static const struct net_device_ops ipoib_netdev_ops = {
.ndo_open = ipoib_open,
.ndo_stop = ipoib_stop,
.ndo_change_mtu = ipoib_change_mtu,
.ndo_fix_features = ipoib_fix_features,
.ndo_start_xmit = ipoib_start_xmit,
.ndo_tx_timeout = ipoib_timeout,
.ndo_set_multicast_list = ipoib_set_mcast_list,
@ -1154,19 +1165,18 @@ int ipoib_set_dev_features(struct ipoib_dev_priv *priv, struct ib_device *hca)
kfree(device_attr);
if (priv->hca_caps & IB_DEVICE_UD_IP_CSUM) {
set_bit(IPOIB_FLAG_CSUM, &priv->flags);
priv->dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
priv->dev->hw_features = NETIF_F_SG |
NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
if (priv->hca_caps & IB_DEVICE_UD_TSO)
priv->dev->hw_features |= NETIF_F_TSO;
priv->dev->features |= priv->dev->hw_features;
}
priv->dev->features |= NETIF_F_GRO;
if (priv->dev->features & NETIF_F_SG && priv->hca_caps & IB_DEVICE_UD_TSO)
priv->dev->features |= NETIF_F_TSO;
return 0;
}
static struct net_device *ipoib_add_port(const char *format,
struct ib_device *hca, u8 port)
{