diff options
| author | Yevgeny Petrilin <yevgenyp@mellanox.co.il> | 2010-08-24 07:46:42 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-08-25 01:57:09 +0400 |
| commit | 0533943c5c45cce2e26432bf0a6b8e114757c897 (patch) | |
| tree | 8405db10a70b0a2a9f4c04528e4bcffdbb7189c6 /drivers/net/mlx4/en_rx.c | |
| parent | d7e1a487d31933deba742c1bd3ffe0f73220b729 (diff) | |
| download | linux-0533943c5c45cce2e26432bf0a6b8e114757c897.tar.xz | |
mlx4_en: UDP RSS support
Adding capability for RSS for UDP traffic, hashing is done based on
IP addresses and UDP port number.
The support depends on HW/FW capabilities.
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/mlx4/en_rx.c')
| -rw-r--r-- | drivers/net/mlx4/en_rx.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/mlx4/en_rx.c b/drivers/net/mlx4/en_rx.c index f421a3d42723..e2126c76d1dc 100644 --- a/drivers/net/mlx4/en_rx.c +++ b/drivers/net/mlx4/en_rx.c @@ -859,8 +859,7 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv) struct mlx4_qp_context context; struct mlx4_en_rss_context *rss_context; void *ptr; - int rss_xor = mdev->profile.rss_xor; - u8 rss_mask = mdev->profile.rss_mask; + u8 rss_mask = 0x3f; int i, qpn; int err = 0; int good_qps = 0; @@ -906,9 +905,10 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv) rss_context->base_qpn = cpu_to_be32(ilog2(priv->rx_ring_num) << 24 | (rss_map->base_qpn)); rss_context->default_qpn = cpu_to_be32(rss_map->base_qpn); - rss_context->hash_fn = rss_xor & 0x3; - rss_context->flags = rss_mask << 2; + rss_context->flags = rss_mask; + if (priv->mdev->profile.udp_rss) + rss_context->base_qpn_udp = rss_context->default_qpn; err = mlx4_qp_to_ready(mdev->dev, &priv->res.mtt, &context, &rss_map->indir_qp, &rss_map->indir_state); if (err) |