From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <qi.z.zhang@intel.com> Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id EA5A0A49 for <dev@dpdk.org>; Sat, 4 May 2019 11:43:39 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 May 2019 02:43:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,429,1549958400"; d="scan'208";a="343358095" Received: from dpdk51.sh.intel.com ([10.67.110.245]) by fmsmga005.fm.intel.com with ESMTP; 04 May 2019 02:43:38 -0700 From: Qi Zhang <qi.z.zhang@intel.com> To: wenzhuo.lu@intel.com, qiming.yang@intel.com Cc: ian.stokes@intel.com, ferruh.yigit@intel.com, dev@dpdk.org, Qi Zhang <qi.z.zhang@intel.com> Date: Sat, 4 May 2019 17:45:45 +0800 Message-Id: <20190504094545.6039-1-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 Subject: [dpdk-dev] [PATCH] net/ice: set min and max MTU X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> X-List-Received-Date: Sat, 04 May 2019 09:43:40 -0000 This commit sets the min and max supported MTU values for ice devices via the i40e_dev_info_get() function. Min MTU supported is set to ETHER_MIN_MTU and max mtu is calculated as the max packet length supported minus the transport overhead. Signed-off-by: Qi Zhang <qi.z.zhang@intel.com> --- drivers/net/ice/ice_ethdev.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c index 1f06a2c80..9f5f919f4 100644 --- a/drivers/net/ice/ice_ethdev.c +++ b/drivers/net/ice/ice_ethdev.c @@ -1994,6 +1994,8 @@ ice_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) dev_info->max_tx_queues = vsi->nb_qps; dev_info->max_mac_addrs = vsi->max_macaddrs; dev_info->max_vfs = pci_dev->max_vfs; + dev_info->max_mtu = dev_info->max_rx_pktlen - ICE_ETH_OVERHEAD; + dev_info->min_mtu = ETHER_MIN_MTU; dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP | -- 2.13.6 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id DEDA5A0AC5 for <public@inbox.dpdk.org>; Sat, 4 May 2019 11:43:42 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id AF3C528FD; Sat, 4 May 2019 11:43:41 +0200 (CEST) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id EA5A0A49 for <dev@dpdk.org>; Sat, 4 May 2019 11:43:39 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 May 2019 02:43:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,429,1549958400"; d="scan'208";a="343358095" Received: from dpdk51.sh.intel.com ([10.67.110.245]) by fmsmga005.fm.intel.com with ESMTP; 04 May 2019 02:43:38 -0700 From: Qi Zhang <qi.z.zhang@intel.com> To: wenzhuo.lu@intel.com, qiming.yang@intel.com Cc: ian.stokes@intel.com, ferruh.yigit@intel.com, dev@dpdk.org, Qi Zhang <qi.z.zhang@intel.com> Date: Sat, 4 May 2019 17:45:45 +0800 Message-Id: <20190504094545.6039-1-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 Subject: [dpdk-dev] [PATCH] net/ice: set min and max MTU X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> Content-Type: text/plain; charset="UTF-8" Message-ID: <20190504094545.b7faP8MzJy7T8vc_FRtF-jib9leNMwjFlPAg_zyrM70@z> This commit sets the min and max supported MTU values for ice devices via the i40e_dev_info_get() function. Min MTU supported is set to ETHER_MIN_MTU and max mtu is calculated as the max packet length supported minus the transport overhead. Signed-off-by: Qi Zhang <qi.z.zhang@intel.com> --- drivers/net/ice/ice_ethdev.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c index 1f06a2c80..9f5f919f4 100644 --- a/drivers/net/ice/ice_ethdev.c +++ b/drivers/net/ice/ice_ethdev.c @@ -1994,6 +1994,8 @@ ice_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) dev_info->max_tx_queues = vsi->nb_qps; dev_info->max_mac_addrs = vsi->max_macaddrs; dev_info->max_vfs = pci_dev->max_vfs; + dev_info->max_mtu = dev_info->max_rx_pktlen - ICE_ETH_OVERHEAD; + dev_info->min_mtu = ETHER_MIN_MTU; dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP | -- 2.13.6