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net: aquantia: add support of RSS configuration
Add support of configuration of RSS hash key and RSS indirection table. Signed-off-by: Dmitry Bogdanov <dmitry.bogdanov@aquantia.com> Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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1 changed files with 36 additions and 0 deletions
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@ -202,6 +202,41 @@ static int aq_ethtool_get_rss(struct net_device *ndev, u32 *indir, u8 *key,
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return 0;
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}
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static int aq_ethtool_set_rss(struct net_device *netdev, const u32 *indir,
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const u8 *key, const u8 hfunc)
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{
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struct aq_nic_s *aq_nic = netdev_priv(netdev);
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struct aq_nic_cfg_s *cfg;
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unsigned int i = 0U;
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u32 rss_entries;
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int err = 0;
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cfg = aq_nic_get_cfg(aq_nic);
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rss_entries = cfg->aq_rss.indirection_table_size;
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/* We do not allow change in unsupported parameters */
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if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
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return -EOPNOTSUPP;
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/* Fill out the redirection table */
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if (indir)
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for (i = 0; i < rss_entries; i++)
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cfg->aq_rss.indirection_table[i] = indir[i];
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/* Fill out the rss hash key */
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if (key) {
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memcpy(cfg->aq_rss.hash_secret_key, key,
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sizeof(cfg->aq_rss.hash_secret_key));
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err = aq_nic->aq_hw_ops->hw_rss_hash_set(aq_nic->aq_hw,
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&cfg->aq_rss);
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if (err)
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return err;
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}
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err = aq_nic->aq_hw_ops->hw_rss_set(aq_nic->aq_hw, &cfg->aq_rss);
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return err;
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}
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static int aq_ethtool_get_rxnfc(struct net_device *ndev,
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struct ethtool_rxnfc *cmd,
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u32 *rule_locs)
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@ -549,6 +584,7 @@ const struct ethtool_ops aq_ethtool_ops = {
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.set_pauseparam = aq_ethtool_set_pauseparam,
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.get_rxfh_key_size = aq_ethtool_get_rss_key_size,
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.get_rxfh = aq_ethtool_get_rss,
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.set_rxfh = aq_ethtool_set_rss,
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.get_rxnfc = aq_ethtool_get_rxnfc,
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.set_rxnfc = aq_ethtool_set_rxnfc,
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.get_sset_count = aq_ethtool_get_sset_count,
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