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Commit 29917f47 authored by Moni Shoua's avatar Moni Shoua Committed by Jason Gunthorpe
Browse files

IB/mlx5: Add XRC initiator ODP support 



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: default avatarMoni Shoua <monis@mellanox.com>
Reviewed-by: default avatarMajd Dibbiny <majd@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 6ff7414a

drivers/infiniband/hw/mlx5/odp.c

+5 −1
Original line number Diff line number Diff line
@@ -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);