[dpdk-dev] [PATCH 4/4] vdpa/mlx5: set default event mode to polling

[Xueming Li]

For better performance and latency, this patch sets default event
handling mode to polling mode which uses dedicate thread per device to
poll and process event.

Signed-off-by: Xueming Li <xuemingl at nvidia.com>
Acked-by: Matan Azrad <matan at nvidia.com>
---
 doc/guides/vdpadevs/mlx5.rst  | 2 +-
 drivers/vdpa/mlx5/mlx5_vdpa.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/guides/vdpadevs/mlx5.rst b/doc/guides/vdpadevs/mlx5.rst
index 20254257c9..730e171ba3 100644
--- a/doc/guides/vdpadevs/mlx5.rst
+++ b/doc/guides/vdpadevs/mlx5.rst
@@ -116,7 +116,7 @@ Driver options
   - 2, Completion queue scheduling will be managed by interrupts. Each CQ burst
     arms the CQ in order to get an interrupt event in the next traffic burst.
 
-  - Default mode is 0.
+  - Default mode is 1.
 
 - ``event_us`` parameter [int]
 
diff --git a/drivers/vdpa/mlx5/mlx5_vdpa.c b/drivers/vdpa/mlx5/mlx5_vdpa.c
index 1f92c529c9..5d954d48ce 100644
--- a/drivers/vdpa/mlx5/mlx5_vdpa.c
+++ b/drivers/vdpa/mlx5/mlx5_vdpa.c
@@ -647,7 +647,7 @@ mlx5_vdpa_config_get(struct rte_devargs *devargs, struct mlx5_vdpa_priv *priv)
 {
 	struct rte_kvargs *kvlist;
 
-	priv->event_mode = MLX5_VDPA_EVENT_MODE_DYNAMIC_TIMER;
+	priv->event_mode = MLX5_VDPA_EVENT_MODE_FIXED_TIMER;
 	priv->event_us = 0;
 	priv->event_core = -1;
 	priv->no_traffic_time_s = MLX5_VDPA_DEFAULT_NO_TRAFFIC_TIME_S;
-- 
2.25.1