From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id 9FE58C3D8 for ; Thu, 28 Jan 2016 09:48:24 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga101.jf.intel.com with ESMTP; 28 Jan 2016 00:48:23 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.22,357,1449561600"; d="scan'208";a="890850776" Received: from rhorton-mobl.ger.corp.intel.com (HELO VM.ir.intel.com) ([163.33.228.69]) by fmsmga001.fm.intel.com with ESMTP; 28 Jan 2016 00:48:24 -0800 From: Remy Horton To: helin.zhang@intel.com, huawei.xie@intel.com, yongwang@vmware.com Date: Thu, 28 Jan 2016 08:48:14 +0000 Message-Id: <1453970895-2639-3-git-send-email-remy.horton@intel.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1453970895-2639-1-git-send-email-remy.horton@intel.com> References: <1453970895-2639-1-git-send-email-remy.horton@intel.com> Cc: dev@dpdk.org Subject: [dpdk-dev] [PATCH v1 2/3] drivers/net/virtio: Add ethdev functions X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jan 2016 08:48:25 -0000 Implements driver support for fetching Tx and Rx queue information. Signed-off-by: Remy Horton --- doc/guides/rel_notes/release_2_3.rst | 4 +++ drivers/net/virtio/virtio_ethdev.c | 47 ++++++++++++++++++++++++++++++++++++ 2 files changed, 51 insertions(+) diff --git a/doc/guides/rel_notes/release_2_3.rst b/doc/guides/rel_notes/release_2_3.rst index 2ac48dd..e6dab98 100644 --- a/doc/guides/rel_notes/release_2_3.rst +++ b/doc/guides/rel_notes/release_2_3.rst @@ -9,6 +9,10 @@ New Features Implemented driver functions for Register dumping, EEPROM dumping, and setting of MAC address. +* **virtio: Added ethdev support functions.** + + Implemented Tx & Rx queue information fetching functions. + Resolved Issues --------------- diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index d928339..032e4dc 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -95,6 +95,12 @@ static void virtio_mac_addr_add(struct rte_eth_dev *dev, static void virtio_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index); static void virtio_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr); +static void virtio_rxq_info_get(struct rte_eth_dev *dev, + uint16_t queue_id, + struct rte_eth_rxq_info *qinfo); +static void virtio_txq_info_get(struct rte_eth_dev *dev, + uint16_t queue_id, + struct rte_eth_txq_info *qinfo); static int virtio_dev_queue_stats_mapping_set( __rte_unused struct rte_eth_dev *eth_dev, @@ -620,6 +626,8 @@ static const struct eth_dev_ops virtio_eth_dev_ops = { .mac_addr_add = virtio_mac_addr_add, .mac_addr_remove = virtio_mac_addr_remove, .mac_addr_set = virtio_mac_addr_set, + .rxq_info_get = virtio_rxq_info_get, + .txq_info_get = virtio_txq_info_get, }; static inline int @@ -1672,6 +1680,45 @@ virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) }; } +static void virtio_rxq_info_get(struct rte_eth_dev *dev, + uint16_t queue_id, + struct rte_eth_rxq_info *qinfo) +{ + struct virtqueue *rxq; + + rxq = dev->data->rx_queues[queue_id]; + + qinfo->mp = rxq->mpool; + qinfo->scattered_rx = dev->data->scattered_rx; + qinfo->nb_desc = rxq->vq_nentries; + + qinfo->conf.rx_free_thresh = rxq->vq_free_thresh; + + /* Virtio does not have these */ + qinfo->conf.rx_drop_en = 0; + qinfo->conf.rx_deferred_start = 0; +} + +static void virtio_txq_info_get(struct rte_eth_dev *dev, + uint16_t queue_id, + struct rte_eth_txq_info *qinfo) +{ + struct virtqueue *txq; + + txq = dev->data->tx_queues[queue_id]; + + qinfo->nb_desc = txq->vq_nentries; + qinfo->conf.tx_free_thresh = txq->vq_free_thresh; + + /* Virtio does not have these */ + qinfo->conf.tx_thresh.pthresh = 0; + qinfo->conf.tx_thresh.hthresh = 0; + qinfo->conf.tx_thresh.wthresh = 0; + qinfo->conf.tx_rs_thresh = 0; + qinfo->conf.txq_flags = 0; + qinfo->conf.tx_deferred_start = 0; +} + /* * It enables testpmd to collect per queue stats. */ -- 2.5.0