From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C14DAA0613 for ; Thu, 26 Sep 2019 20:48:02 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B8E63324D; Thu, 26 Sep 2019 20:47:59 +0200 (CEST) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id B5A4D2C37 for ; Thu, 26 Sep 2019 20:47:57 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Sep 2019 11:47:56 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,552,1559545200"; d="scan'208";a="196468393" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.10]) ([10.237.221.10]) by FMSMGA003.fm.intel.com with ESMTP; 26 Sep 2019 11:47:55 -0700 To: Xiaoyun wang Cc: dev@dpdk.org, xuanziyang2@huawei.com, shahar.belkar@huawei.com, luoxianjun@huawei.com, tanya.brokhman@huawei.com, zhouguoyang@huawei.com, wulike1@huawei.com References: <9b025e67c4be6fbad49afdae27169ea9668ad53e.1569421287.git.cloud.wangxiaoyun@huawei.com> From: Ferruh Yigit Openpgp: preference=signencrypt Autocrypt: addr=ferruh.yigit@intel.com; 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charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH v2 05/17] net/hinic: add allmulticast mode and MTU set 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" On 9/25/2019 3:30 PM, Xiaoyun wang wrote: > When enable allmulticast mode, all multicast packets > can be received. This patch also adds support for mtu set, > the range of MTU is from 256 to 9600. > > Signed-off-by: Xiaoyun wang <...> > +static int hinic_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu) > +{ > + int ret = 0; > + struct hinic_nic_dev *nic_dev = HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev); > + > + PMD_DRV_LOG(INFO, "Set port mtu, port_id: %d, mtu: %d, max_pkt_len: %d", > + dev->data->port_id, mtu, HINIC_MTU_TO_PKTLEN(mtu)); > + > + if (mtu < HINIC_MIN_MTU_SIZE || mtu > HINIC_MAX_MTU_SIZE) { > + PMD_DRV_LOG(ERR, "Invalid mtu: %d, must between %d and %d", > + mtu, HINIC_MIN_MTU_SIZE, HINIC_MAX_MTU_SIZE); > + return -EINVAL; > + } > + > + ret = hinic_set_port_mtu(nic_dev->hwdev, mtu); > + if (ret) { > + PMD_DRV_LOG(ERR, "Set port mtu failed, ret: %d", ret); > + return ret; > + } > + > + /* update max frame size */ > + dev->data->dev_conf.rxmode.max_rx_pkt_len = HINIC_MTU_TO_PKTLEN(mtu); > + nic_dev->mtu_size = mtu; > + > + return ret; > +} There are (relatively) new 'min_mtu' & 'max_mtu' in 'struct rte_eth_dev_info', since MTU is enabled you may prefer to set them in "hinic_dev_infos_get()'