diff options
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/ethtool.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index fb2c28e799a..0a3137a791e 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -1955,6 +1955,53 @@ static void e1000_get_strings(struct net_device *netdev, u32 stringset, } } +static int e1000_get_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *info, u32 *rule_locs) +{ + info->data = 0; + + switch (info->cmd) { + case ETHTOOL_GRXFH: { + struct e1000_adapter *adapter = netdev_priv(netdev); + struct e1000_hw *hw = &adapter->hw; + u32 mrqc = er32(MRQC); + + if (!(mrqc & E1000_MRQC_RSS_FIELD_MASK)) + return 0; + + switch (info->flow_type) { + case TCP_V4_FLOW: + if (mrqc & E1000_MRQC_RSS_FIELD_IPV4_TCP) + info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* fall through */ + case UDP_V4_FLOW: + case SCTP_V4_FLOW: + case AH_ESP_V4_FLOW: + case IPV4_FLOW: + if (mrqc & E1000_MRQC_RSS_FIELD_IPV4) + info->data |= RXH_IP_SRC | RXH_IP_DST; + break; + case TCP_V6_FLOW: + if (mrqc & E1000_MRQC_RSS_FIELD_IPV6_TCP) + info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* fall through */ + case UDP_V6_FLOW: + case SCTP_V6_FLOW: + case AH_ESP_V6_FLOW: + case IPV6_FLOW: + if (mrqc & E1000_MRQC_RSS_FIELD_IPV6) + info->data |= RXH_IP_SRC | RXH_IP_DST; + break; + default: + break; + } + return 0; + } + default: + return -EOPNOTSUPP; + } +} + static const struct ethtool_ops e1000_ethtool_ops = { .get_settings = e1000_get_settings, .set_settings = e1000_set_settings, @@ -1981,6 +2028,7 @@ static const struct ethtool_ops e1000_ethtool_ops = { .get_sset_count = e1000e_get_sset_count, .get_coalesce = e1000_get_coalesce, .set_coalesce = e1000_set_coalesce, + .get_rxnfc = e1000_get_rxnfc, }; void e1000e_set_ethtool_ops(struct net_device *netdev) |