[PATCH rdma-next v1 5/6] IB/mlx4: Add CQ moderation capability to query_device

Leon Romanovsky
2017-10-29T13:51:39Z

From: Yonatan Cohen <yonatanc-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

query_device can now obtain the maximum values for
cq_max_count and cq_period, needed for cq moderation.

Signed-off-by: Yonatan Cohen <yonatanc-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Reviewed-by: Majd Dibbiny <majd-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Signed-off-by: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
---
drivers/infiniband/hw/mlx4/main.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 58845e67dad1..c6420e26f2d8 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -563,6 +563,9 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
props->max_wq_type_rq = props->max_qp;
}

+ props->cq_caps.max_cq_moderation_count = MLX4_MAX_CQ_COUNT;
+ props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD;
+
if (!mlx4_is_slave(dev->dev))
err = mlx4_get_internal_clock_params(dev->dev, &clock_params);

--
2.14.2