From patchwork Thu Oct 24 11:55:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dekel Peled X-Patchwork-Id: 61894 X-Patchwork-Delegate: rasland@nvidia.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id BC04F1E989; Thu, 24 Oct 2019 13:59:17 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 08DD01E962 for ; Thu, 24 Oct 2019 13:59:15 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE1 (envelope-from dekelp@mellanox.com) with ESMTPS (AES256-SHA encrypted); 24 Oct 2019 13:59:14 +0200 Received: from mtl-vdi-280.wap.labs.mlnx. (mtl-vdi-280.wap.labs.mlnx [10.128.130.87]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id x9OBxEZD003681; Thu, 24 Oct 2019 14:59:14 +0300 From: Dekel Peled To: matan@mellanox.com, viacheslavo@mellanox.com, shahafs@mellanox.com Cc: orika@mellanox.com, dev@dpdk.org Date: Thu, 24 Oct 2019 14:55:19 +0300 Message-Id: <3305860b2bb3e310fe614644ee6fc44d11b00a7c.1571918258.git.dekelp@mellanox.com> X-Mailer: git-send-email 1.7.1 Subject: [dpdk-dev] [PATCH] net/mlx5: change default flow engine to DV X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The default flow engine is Verbs flow engine, for legacy reasons. This patch changes the default to DV flow engine (dv_flow_en = 1). Documentation is updated accordingly. Signed-off-by: Dekel Peled --- doc/guides/nics/mlx5.rst | 6 +++--- drivers/net/mlx5/mlx5.c | 1 + 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst index fc7de52..bf01ea1 100644 --- a/doc/guides/nics/mlx5.rst +++ b/doc/guides/nics/mlx5.rst @@ -203,9 +203,9 @@ Limitations - LRO: - - Requires DevX to be enabled. + - Requires DevX and DV flow to be enabled. - KEEP_CRC offload cannot be supported with LRO. - - The first mbuf length, without head-room, must be big enough to include the + - The first mbuf length, without head-room, must be big enough to include the TCP header (122B). Statistics @@ -583,7 +583,7 @@ Run-time configuration A nonzero value enables the DV flow steering assuming it is supported by the driver. - Disabled by default. + Enabled by default if supported. - ``dv_esw_en`` parameter [int] diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c index 571e766..ad3288d 100644 --- a/drivers/net/mlx5/mlx5.c +++ b/drivers/net/mlx5/mlx5.c @@ -2723,6 +2723,7 @@ struct mlx5_dev_spawn_data { .min_rxqs_num = MLX5_MPRQ_MIN_RXQS, }, .dv_esw_en = 1, + .dv_flow_en = 1, }; /* Device specific configuration. */ switch (pci_dev->id.device_id) {