From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jijiang Liu Subject: [PATCH v3 4/8] driver/virtio:fill virtio device info for TX offload Date: Wed, 4 Nov 2015 18:54:12 +0800 Message-ID: <1446634456-413-5-git-send-email-jijiang.liu@intel.com> References: <1446634456-413-1-git-send-email-jijiang.liu@intel.com> To: dev@dpdk.org Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id DF5E4919F for ; Wed, 4 Nov 2015 11:54:32 +0100 (CET) In-Reply-To: <1446634456-413-1-git-send-email-jijiang.liu@intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Fill virtio device info for TX offload. Signed-off-by: Jijiang Liu --- drivers/net/virtio/virtio_ethdev.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index cb5dfee..b831c02 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1559,6 +1559,16 @@ virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) dev_info->default_txconf = (struct rte_eth_txconf) { .txq_flags = ETH_TXQ_FLAGS_NOOFFLOADS }; + + if (hw->guest_features & (1u << VIRTIO_NET_F_CSUM)) + dev_info->tx_offload_capa = DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | + DEV_TX_OFFLOAD_TCP_CKSUM | + DEV_TX_OFFLOAD_SCTP_CKSUM; + + if ((hw->guest_features & (1u << VIRTIO_NET_F_HOST_TSO4)) || + (hw->guest_features & (1u << VIRTIO_NET_F_HOST_TSO6))) + dev_info->tx_offload_capa |= DEV_TX_OFFLOAD_TCP_TSO; } /* -- 1.7.7.6