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IB/mlx4: Add support for XRC QPs

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Support the creation of XRC INI and TGT QPs.  To handle the case where
a CQ or PD is not provided, we allocate them internally with the xrcd.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Sean Hefty
2011-06-02 11:32:15 -07:00
committed by Roland Dreier
parent 18abd5ea57
commit 0a1405da99
5 changed files with 95 additions and 34 deletions
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include/linux/mlx4/qp.h
+2 -1
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@@ -75,6 +75,7 @@ enum {
MLX4_QP_ST_UC = 0x1,
MLX4_QP_ST_RD = 0x2,
MLX4_QP_ST_UD = 0x3,
MLX4_QP_ST_XRC = 0x6,
MLX4_QP_ST_MLX = 0x7
};
@@ -137,7 +138,7 @@ struct mlx4_qp_context {
__be32 ssn;
__be32 params2;
__be32 rnr_nextrecvpsn;
__be32 srcd;
__be32 xrcd;
__be32 cqn_recv;
__be64 db_rec_addr;
__be32 qkey;