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| author |   Dmitry Bogdanov <dmitry.bogdanov@aquantia.com> | 2018-12-07 14:00:22 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-12-07 12:49:09 -0800 |
| commit | 391637676fc9a2d545e51efbb11dd8dc3faf604f (patch) | |
| tree | 927d29296a0cc965da169f2648ddd776ec254c43 | |
| parent | net: aquantia: fix initialization of RSS table (diff) | |
| download | linux-dev-391637676fc9a2d545e51efbb11dd8dc3faf604f.tar.xz linux-dev-391637676fc9a2d545e51efbb11dd8dc3faf604f.zip | |
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>
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c index 43b42615ad84..38e87eed76b9 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c @@ -202,6 +202,41 @@ static int aq_ethtool_get_rss(struct net_device *ndev, u32 *indir, u8 *key, return 0; } +static int aq_ethtool_set_rss(struct net_device *netdev, const u32 *indir, + const u8 *key, const u8 hfunc) +{ + struct aq_nic_s *aq_nic = netdev_priv(netdev); + struct aq_nic_cfg_s *cfg; + unsigned int i = 0U; + u32 rss_entries; + int err = 0; + + cfg = aq_nic_get_cfg(aq_nic); + rss_entries = cfg->aq_rss.indirection_table_size; + + /* We do not allow change in unsupported parameters */ + if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + return -EOPNOTSUPP; + /* Fill out the redirection table */ + if (indir) + for (i = 0; i < rss_entries; i++) + cfg->aq_rss.indirection_table[i] = indir[i]; + + /* Fill out the rss hash key */ + if (key) { + memcpy(cfg->aq_rss.hash_secret_key, key, + sizeof(cfg->aq_rss.hash_secret_key)); + err = aq_nic->aq_hw_ops->hw_rss_hash_set(aq_nic->aq_hw, + &cfg->aq_rss); + if (err) + return err; + } + + err = aq_nic->aq_hw_ops->hw_rss_set(aq_nic->aq_hw, &cfg->aq_rss); + + return err; +} + static int aq_ethtool_get_rxnfc(struct net_device *ndev, struct ethtool_rxnfc *cmd, u32 *rule_locs) @@ -549,6 +584,7 @@ const struct ethtool_ops aq_ethtool_ops = { .set_pauseparam = aq_ethtool_set_pauseparam, .get_rxfh_key_size = aq_ethtool_get_rss_key_size, .get_rxfh = aq_ethtool_get_rss, + .set_rxfh = aq_ethtool_set_rss, .get_rxnfc = aq_ethtool_get_rxnfc, .set_rxnfc = aq_ethtool_set_rxnfc, .get_sset_count = aq_ethtool_get_sset_count, |