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| author | Or Gerlitz <ogerlitz@mellanox.com> | 2011-11-26 19:54:58 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-11-27 17:17:03 -0500 |
| commit | 876f6e67d1c617c098c67934a8d00b065bb9688b (patch) | |
| tree | 1d66f498806971c4369f6d152046bcb163ee528f /include/linux/mlx4 | |
| parent | fd4f862717ece652a76b4bb6c6d2c9656dbf0f7e (diff) | |
| download | linux-stable-876f6e67d1c617c098c67934a8d00b065bb9688b.tar.gz linux-stable-876f6e67d1c617c098c67934a8d00b065bb9688b.tar.bz2 linux-stable-876f6e67d1c617c098c67934a8d00b065bb9688b.zip | |
net/mlx4: move RSS related definitions to be global
Towards adding RSS support for IB drivers/application who use
the mlx4 HW, make the RSS related definitions global and change
the mlx4_en driver to use them.
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Shlomo Pongratz <shlomop@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/mlx4')
| -rw-r--r-- | include/linux/mlx4/qp.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/linux/mlx4/qp.h b/include/linux/mlx4/qp.h index 48cc4cb97858..6562ff6aa9d6 100644 --- a/include/linux/mlx4/qp.h +++ b/include/linux/mlx4/qp.h @@ -97,6 +97,33 @@ enum { MLX4_QP_BIT_RIC = 1 << 4, }; +enum { + MLX4_RSS_HASH_XOR = 0, + MLX4_RSS_HASH_TOP = 1, + + MLX4_RSS_UDP_IPV6 = 1 << 0, + MLX4_RSS_UDP_IPV4 = 1 << 1, + MLX4_RSS_TCP_IPV6 = 1 << 2, + MLX4_RSS_IPV6 = 1 << 3, + MLX4_RSS_TCP_IPV4 = 1 << 4, + MLX4_RSS_IPV4 = 1 << 5, + + /* offset of mlx4_rss_context within mlx4_qp_context.pri_path */ + MLX4_RSS_OFFSET_IN_QPC_PRI_PATH = 0x24, + /* offset of being RSS indirection QP within mlx4_qp_context.flags */ + MLX4_RSS_QPC_FLAG_OFFSET = 13, +}; + +struct mlx4_rss_context { + __be32 base_qpn; + __be32 default_qpn; + u16 reserved; + u8 hash_fn; + u8 flags; + __be32 rss_key[10]; + __be32 base_qpn_udp; +}; + struct mlx4_qp_path { u8 fl; u8 reserved1[2]; |