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Commit 87ab3f52 authored by Yonatan Cohen's avatar Yonatan Cohen Committed by Doug Ledford
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IB/mlx5: 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: default avatarYonatan Cohen <yonatanc@mellanox.com>
Reviewed-by: default avatarMajd Dibbiny <majd@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 0fd586de

drivers/infiniband/hw/mlx5/main.c

+7 −0
Original line number Diff line number Diff line
@@ -790,6 +790,13 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, 
		props->tm_caps.max_sge = MLX5_TM_MAX_SGE;

	}



	if (MLX5_CAP_GEN(dev->mdev, cq_moderation)) {

		props->cq_caps.max_cq_moderation_count =

						MLX5_MAX_CQ_COUNT;

		props->cq_caps.max_cq_moderation_period =

						MLX5_MAX_CQ_PERIOD;

	}



	if (field_avail(typeof(resp), cqe_comp_caps, uhw->outlen)) {

		resp.cqe_comp_caps.max_num =

			MLX5_CAP_GEN(dev->mdev, cqe_compression) ?