提交 d4ad30b1 编写于 作者: G Govindarajulu Varadarajan 提交者: David S. Miller

enic: Add tunable_ops support for rx_copybreak

This patch adds support for setting/getting rx_copybreak using
generic ethtool tunable.

Defines enic_get_tunable() & enic_set_tunable() to get/set rx_copybreak.
As of now, these two function supports only rx_copybreak.
Signed-off-by: NGovindarajulu Varadarajan <_govind@gmx.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 f0db9b07
......@@ -379,6 +379,43 @@ static int enic_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
return ret;
}
static int enic_get_tunable(struct net_device *dev,
const struct ethtool_tunable *tuna, void *data)
{
struct enic *enic = netdev_priv(dev);
int ret = 0;
switch (tuna->id) {
case ETHTOOL_RX_COPYBREAK:
*(u32 *)data = enic->rx_copybreak;
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
static int enic_set_tunable(struct net_device *dev,
const struct ethtool_tunable *tuna,
const void *data)
{
struct enic *enic = netdev_priv(dev);
int ret = 0;
switch (tuna->id) {
case ETHTOOL_RX_COPYBREAK:
enic->rx_copybreak = *(u32 *)data;
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
static const struct ethtool_ops enic_ethtool_ops = {
.get_settings = enic_get_settings,
.get_drvinfo = enic_get_drvinfo,
......@@ -391,6 +428,8 @@ static const struct ethtool_ops enic_ethtool_ops = {
.get_coalesce = enic_get_coalesce,
.set_coalesce = enic_set_coalesce,
.get_rxnfc = enic_get_rxnfc,
.get_tunable = enic_get_tunable,
.set_tunable = enic_set_tunable,
};
void enic_set_ethtool_ops(struct net_device *netdev)
......
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