From: Yonatan Cohen <yonatanc@xxxxxxxxxxxx>
Support CQ moderation via modify_cq verb.
Signed-off-by: Yonatan Cohen <yonatanc@xxxxxxxxxxxx>
Reviewed-by: Yishai Hadas <yishaih@xxxxxxxxxxxx>
---
providers/mlx4/mlx4.c | 1 +
providers/mlx4/mlx4.h | 1 +
providers/mlx4/verbs.c | 7 +++++++
3 files changed, 9 insertions(+)
diff --git a/providers/mlx4/mlx4.c b/providers/mlx4/mlx4.c
index 6de0bee..9d521a7 100644
--- a/providers/mlx4/mlx4.c
+++ b/providers/mlx4/mlx4.c
@@ -256,6 +256,7 @@ static int mlx4_init_context(struct verbs_device *v_device,
verbs_set_ctx_op(verbs_ctx, destroy_wq, mlx4_destroy_wq);
verbs_set_ctx_op(verbs_ctx, create_rwq_ind_table, mlx4_create_rwq_ind_table);
verbs_set_ctx_op(verbs_ctx, destroy_rwq_ind_table, mlx4_destroy_rwq_ind_table);
+ verbs_set_ctx_op(verbs_ctx, modify_cq, mlx4_modify_cq);
return 0;
diff --git a/providers/mlx4/mlx4.h b/providers/mlx4/mlx4.h
index 14f2720..8283260 100644
--- a/providers/mlx4/mlx4.h
+++ b/providers/mlx4/mlx4.h
@@ -350,6 +350,7 @@ void mlx4_cq_fill_pfns(struct mlx4_cq *cq, const struct ibv_cq_init_attr_ex *cq_
int mlx4_alloc_cq_buf(struct mlx4_device *dev, struct mlx4_buf *buf, int nent,
int entry_size);
int mlx4_resize_cq(struct ibv_cq *cq, int cqe);
+int mlx4_modify_cq(struct ibv_cq *cq, struct ibv_modify_cq_attr *attr);
int mlx4_destroy_cq(struct ibv_cq *cq);
int mlx4_poll_cq(struct ibv_cq *cq, int ne, struct ibv_wc *wc);
int mlx4_arm_cq(struct ibv_cq *cq, int solicited);
diff --git a/providers/mlx4/verbs.c b/providers/mlx4/verbs.c
index b966ef2..1c33f8b 100644
--- a/providers/mlx4/verbs.c
+++ b/providers/mlx4/verbs.c
@@ -1609,3 +1609,10 @@ int mlx4_destroy_rwq_ind_table(struct ibv_rwq_ind_table *rwq_ind_table)
free(rwq_ind_table);
return 0;
}
+
+int mlx4_modify_cq(struct ibv_cq *cq, struct ibv_modify_cq_attr *attr)
+{
+ struct ibv_modify_cq cmd = {};
+
+ return ibv_cmd_modify_cq(cq, attr, &cmd, sizeof(cmd));
+}
--
1.8.3.1
--
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