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net/mlx5: TX WQE Add trailer insertion field 

Add new TX WQE field for Connect-X6DX trailer insertion support,
when set, the HW adds a trailer to the packet, the WQE trailer
association flags are used to set to HW the header which the
trailer belongs.

Signed-off-by: Raed Salem <raeds@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Raed Salem 2020-04-24 12:45:10 -07:00 committed by Saeed Mahameed
parent 0e1533bb9c
commit 2dc8b5246d
1 changed files with 6 additions and 0 deletions
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6
include/linux/mlx5/qp.h
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@ -229,6 +229,11 @@ enum {
enum {
MLX5_ETH_WQE_SVLAN = 1 << 0,
MLX5_ETH_WQE_TRAILER_HDR_OUTER_IP_ASSOC = 1 << 26,
MLX5_ETH_WQE_TRAILER_HDR_OUTER_L4_ASSOC = 1 << 27,
MLX5_ETH_WQE_TRAILER_HDR_INNER_IP_ASSOC = 3 << 26,
MLX5_ETH_WQE_TRAILER_HDR_INNER_L4_ASSOC = 1 << 28,
MLX5_ETH_WQE_INSERT_TRAILER = 1 << 30,
MLX5_ETH_WQE_INSERT_VLAN = 1 << 15,
};
@ -257,6 +262,7 @@ struct mlx5_wqe_eth_seg {
__be16 type;
__be16 vlan_tci;
} insert;
__be32 trailer;
};
};