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authorMark Bloch <markb@mellanox.com>2018-09-17 13:30:49 +0300
committerDoug Ledford <dledford@redhat.com>2018-09-21 20:20:59 -0400
commit0042f9e458a560e13c1da2211cf6429e0c7dd812 (patch)
tree897ace30aed825ae85fe80034c4f27dc7e889d4c /drivers/infiniband/hw/mlx5/mlx5_ib.h
parentRDMA/mlx5: Allow creating RAW ethernet QP with loopback support (diff)
downloadlinux-dev-0042f9e458a560e13c1da2211cf6429e0c7dd812.tar.xz
linux-dev-0042f9e458a560e13c1da2211cf6429e0c7dd812.zip
RDMA/mlx5: Enable vport loopback when user context or QP mandate
A user can create a QP which can accept loopback traffic, but that's not enough. We need to enable loopback on the vport as well. Currently vport loopback is enabled only when more than 1 users are using the IB device, update the logic to consider whatever a QP which supports loopback was created, if so enable vport loopback even if there is only a single user. Signed-off-by: Mark Bloch <markb@mellanox.com> Reviewed-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mlx5_ib.h')
-rw-r--r--drivers/infiniband/hw/mlx5/mlx5_ib.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index ca435654c30b..8376408e2bc9 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -862,6 +862,8 @@ struct mlx5_ib_lb_state {
/* protect the user_td */
struct mutex mutex;
u32 user_td;
+ int qps;
+ bool enabled;
};
struct mlx5_ib_dev {
@@ -1020,6 +1022,8 @@ int mlx5_ib_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr);
int mlx5_ib_destroy_srq(struct ib_srq *srq);
int mlx5_ib_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
const struct ib_recv_wr **bad_wr);
+int mlx5_ib_enable_lb(struct mlx5_ib_dev *dev, bool td, bool qp);
+void mlx5_ib_disable_lb(struct mlx5_ib_dev *dev, bool td, bool qp);
struct ib_qp *mlx5_ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *init_attr,
struct ib_udata *udata);