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authorAvihai Horon <avihaih@nvidia.com>2020-11-15 14:14:24 +0200
committerJason Gunthorpe <jgg@nvidia.com>2020-11-26 11:58:19 -0400
commitf957d4d09a5ff79b0f7d29fb60ba7682260e58a5 (patch)
tree83bd6c513462630c2ceb33fd6b7426906f84890a /drivers/infiniband/hw/mlx5/qp.c
parentdd37d2f59eb839d51b988f6668ce5f0d533b23fd (diff)
RDMA/mlx5: Enable querying AH for XRC QP types
Address handle is set for connected QP types such as RC and UC, and thus can also be queried. Since XRC QP types INI and TGT are connected, it should be possible to query their address handle as well. Until now it was not the case, and although the firmware supported it, the driver allowed querying the address handle only for RC and UC. Hence, we enable it now for INI and TGT QPs as well. Link: https://lore.kernel.org/r/20201115121425.139833-2-leon@kernel.org Reviewed-by: Maor Gottlieb <maorg@nvidia.com> Signed-off-by: Avihai Horon <avihaih@nvidia.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/qp.c')
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 894424909266..8d40c929b2f4 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -4555,7 +4555,9 @@ static int query_qp_attr(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
pri_path = MLX5_ADDR_OF(qpc, qpc, primary_address_path);
alt_path = MLX5_ADDR_OF(qpc, qpc, secondary_address_path);
- if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) {
+ if (qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC ||
+ qp->ibqp.qp_type == IB_QPT_XRC_INI ||
+ qp->ibqp.qp_type == IB_QPT_XRC_TGT) {
to_rdma_ah_attr(dev, &qp_attr->ah_attr, pri_path);
to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, alt_path);
qp_attr->alt_pkey_index = MLX5_GET(ads, alt_path, pkey_index);