From patchwork Tue Oct 27 23:23:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ophir Munk X-Patchwork-Id: 82441 X-Patchwork-Delegate: rasland@nvidia.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7CC8CA04B5; Wed, 28 Oct 2020 00:40:52 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E2D92C84C; Wed, 28 Oct 2020 00:25:30 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 886AA2C2E for ; Wed, 28 Oct 2020 00:24:02 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from ophirmu@nvidia.com) with SMTP; 28 Oct 2020 01:23:57 +0200 Received: from nvidia.com (pegasus05.mtr.labs.mlnx [10.210.16.100]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 09RNNrs2026642; Wed, 28 Oct 2020 01:23:57 +0200 From: Ophir Munk To: dev@dpdk.org, Raslan Darawsheh Cc: Ophir Munk , Matan Azrad , Tal Shnaiderman , Thomas Monjalon Date: Tue, 27 Oct 2020 23:23:13 +0000 Message-Id: <20201027232335.31427-51-ophirmu@nvidia.com> X-Mailer: git-send-email 2.8.4 In-Reply-To: <20201027232335.31427-1-ophirmu@nvidia.com> References: <20201027232335.31427-1-ophirmu@nvidia.com> Subject: [dpdk-dev] [PATCH v1 50/72] net/mlx5/windows: support get mtu 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" From: Tal Shnaiderman This commit implements API mlx5_get_mtu(). It returns the MTU size as saved in the device context since its creation. Signed-off-by: Tal Shnaiderman --- drivers/net/mlx5/windows/mlx5_ethdev_os.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/drivers/net/mlx5/windows/mlx5_ethdev_os.c b/drivers/net/mlx5/windows/mlx5_ethdev_os.c index e7f7462..933acf4 100644 --- a/drivers/net/mlx5/windows/mlx5_ethdev_os.c +++ b/drivers/net/mlx5/windows/mlx5_ethdev_os.c @@ -44,6 +44,33 @@ mlx5_get_mac(struct rte_eth_dev *dev, uint8_t (*mac)[RTE_ETHER_ADDR_LEN]) } /** + * Get device MTU. + * + * @param dev + * Pointer to Ethernet device. + * @param[out] mtu + * MTU value output buffer. + * + * @return + * 0 on success, a negative errno value otherwise and rte_errno is set. + */ +int +mlx5_get_mtu(struct rte_eth_dev *dev, uint16_t *mtu) +{ + struct mlx5_priv *priv; + mlx5_context_st *context_obj; + + if (!dev) { + rte_errno = EINVAL; + return -rte_errno; + } + priv = dev->data->dev_private; + context_obj = (mlx5_context_st *)priv->sh->ctx; + *mtu = context_obj->mlx5_dev.mtu_bytes; + return 0; +} + +/** * Set device MTU. * * @param dev