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IB/mlx4: Add CQ moderation capability to query_device 

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@mellanox.com>
Reviewed-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Yonatan Cohen 2017-11-13 10:51:17 +02:00 committed by Doug Ledford
parent 18bd907292
commit 0fd586de65
1 changed files with 3 additions and 0 deletions
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3
drivers/infiniband/hw/mlx4/main.c
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@ -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);