[dpdk-dev] [PATCH 1/2] net/mlx5: fix complete queue compression device argument

Xueming Li xuemingl at mellanox.com
Wed Oct 24 10:40:07 CEST 2018


This patch fixs cqe_comp devarg that always enabled according fw.

Fixes: 7fe24446e946 ("net/mlx5: add device configuration structure")
Cc: shahafs at mellanox.com

Signed-off-by: Xueming Li <xuemingl at mellanox.com>
---
 drivers/net/mlx5/mlx5.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 97be494..01080c1 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -710,6 +710,7 @@
 	struct ibv_pd *pd = NULL;
 	struct mlx5dv_context dv_attr = { .comp_mask = 0 };
 	struct mlx5_dev_config config = {
+		.cqe_comp = 1,
 		.vf = !!vf,
 		.mps = MLX5_ARG_UNSET,
 		.tx_vec_en = 1,
@@ -841,7 +842,8 @@
 		cqe_comp = 0;
 	else
 		cqe_comp = 1;
-	config.cqe_comp = cqe_comp;
+	if (config.cqe_comp)
+		config.cqe_comp = cqe_comp;
 #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
 	if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS) {
 		tunnel_en = ((dv_attr.tunnel_offloads_caps &
@@ -1056,10 +1058,8 @@
 	DRV_LOG(INFO, "%sMPS is %s",
 		config.mps == MLX5_MPW_ENHANCED ? "enhanced " : "",
 		config.mps != MLX5_MPW_DISABLED ? "enabled" : "disabled");
-	if (config.cqe_comp && !cqe_comp) {
+	if (!config.cqe_comp)
 		DRV_LOG(WARNING, "Rx CQE compression isn't supported");
-		config.cqe_comp = 0;
-	}
 	if (config.mprq.enabled && mprq) {
 		if (config.mprq.stride_num_n > mprq_max_stride_num_n ||
 		    config.mprq.stride_num_n < mprq_min_stride_num_n) {
-- 
1.8.3.1



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