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IB/mlx5: Add XRC initiator ODP support

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Skip XRC segment in the beginning of a send WQE and fetch ODP XRC
capabilities when QP type is IB_QPT_XRC_INI. The rest of the handling is
the same as in RC QP.

Signed-off-by: Moni Shoua <monis@mellanox.com>
Reviewed-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Moni Shoua 2019-01-22 08:48:45 +02:00 committed by Jason Gunthorpe
parent 6ff7414a17
commit 29917f4750
1 changed files with 5 additions and 1 deletions
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6
drivers/infiniband/hw/mlx5/odp.c
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@ -1020,6 +1020,10 @@ static int mlx5_ib_mr_initiator_pfault_handler(
MLX5_WQE_CTRL_OPCODE_MASK;
switch (qp->ibqp.qp_type) {
case IB_QPT_XRC_INI:
*wqe += sizeof(struct mlx5_wqe_xrc_seg);
transport_caps = dev->odp_caps.per_transport_caps.xrc_odp_caps;
break;
case IB_QPT_RC:
transport_caps = dev->odp_caps.per_transport_caps.rc_odp_caps;
break;
@ -1039,7 +1043,7 @@ static int mlx5_ib_mr_initiator_pfault_handler(
return -EFAULT;
}
if (qp->ibqp.qp_type != IB_QPT_RC) {
if (qp->ibqp.qp_type == IB_QPT_UD) {
av = *wqe;
if (av->dqp_dct & cpu_to_be32(MLX5_EXTENDED_UD_AV))
*wqe += sizeof(struct mlx5_av);