In order to create a CQ that supports timestamp, mlx5 needs to support the extended create CQ command with the timestamp flag.
Signed-off-by: Matan Barak <mat...@mellanox.com> --- drivers/infiniband/hw/mlx5/cq.c | 7 +++++++ drivers/infiniband/hw/mlx5/main.c | 3 ++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c index 2d0dbbf..674f857 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -743,6 +743,10 @@ static void destroy_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq) mlx5_db_free(dev->mdev, &cq->db); } +enum { + CQ_CREATE_FLAGS_SUPPORTED = IB_CQ_FLAGS_TIMESTAMP_COMPLETION +}; + struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, const struct ib_cq_init_attr *attr, struct ib_ucontext *context, @@ -766,6 +770,9 @@ struct ib_cq *mlx5_ib_create_cq(struct ib_device *ibdev, if (entries < 0) return ERR_PTR(-EINVAL); + if (attr->flags & ~CQ_CREATE_FLAGS_SUPPORTED) + return ERR_PTR(-EINVAL); + entries = roundup_pow_of_two(entries + 1); if (entries > (1 << MLX5_CAP_GEN(dev->mdev, log_max_cq_sz))) return ERR_PTR(-EINVAL); diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index f1ccd40..05f00da 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -1385,7 +1385,8 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) (1ull << IB_USER_VERBS_CMD_CREATE_XSRQ) | (1ull << IB_USER_VERBS_CMD_OPEN_QP); dev->ib_dev.uverbs_ex_cmd_mask = - (1ull << IB_USER_VERBS_EX_CMD_QUERY_DEVICE); + (1ull << IB_USER_VERBS_EX_CMD_QUERY_DEVICE) | + (1ull << IB_USER_VERBS_EX_CMD_CREATE_CQ); dev->ib_dev.query_device = mlx5_ib_query_device; dev->ib_dev.query_port = mlx5_ib_query_port; -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html