From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 856A8A0554; Sat, 27 Aug 2022 02:36:44 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 7351A42BA5; Sat, 27 Aug 2022 02:35:35 +0200 (CEST) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id E168A42B84 for ; Sat, 27 Aug 2022 02:35:29 +0200 (CEST) Received: by linux.microsoft.com (Postfix, from userid 1004) id 9D578236D9A2; Fri, 26 Aug 2022 17:35:29 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 9D578236D9A2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com; s=default; t=1661560529; bh=3lhc0Q4fkNp0oODGTw/vlVeygMZsixbfJZ2ZJmC/GCM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GOutdCSVK2OmJepFtqTZbu7QyFKkknsnbZ0Bl59SAOV/6KnQ82XMN7+TseH8MkesK gk2kmjy0/CCW6LPnC8Zd41MEsBFQKd1VWQ8Y/ngPy138PvtjqV3Ru1jrZHNfstF43t TR7EW1FHFwtSThByz9gDTJqy/VVafO9IWkdj+cRg= From: longli@linuxonhyperv.com To: Ferruh Yigit Cc: dev@dpdk.org, Ajay Sharma , Stephen Hemminger , Long Li Subject: [Patch v5 16/18] net/mana: add function to start/stop device Date: Fri, 26 Aug 2022 17:35:07 -0700 Message-Id: <1661560509-11009-17-git-send-email-longli@linuxonhyperv.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1661560509-11009-1-git-send-email-longli@linuxonhyperv.com> References: <1661560509-11009-1-git-send-email-longli@linuxonhyperv.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Long Li Add support for starting/stopping the device. Signed-off-by: Long Li --- Change log: v2: Use spinlock for memory registration cache. Add prefix mana_ to all function names. drivers/net/mana/mana.c | 70 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c index 0dcd3f3124..119fdfd8bc 100644 --- a/drivers/net/mana/mana.c +++ b/drivers/net/mana/mana.c @@ -97,6 +97,74 @@ static int mana_dev_configure(struct rte_eth_dev *dev) static int mana_intr_uninstall(struct mana_priv *priv); +static int +mana_dev_start(struct rte_eth_dev *dev) +{ + int ret; + struct mana_priv *priv = dev->data->dev_private; + + rte_spinlock_init(&priv->mr_btree_lock); + ret = mana_mr_btree_init(&priv->mr_btree, MANA_MR_BTREE_CACHE_N, + dev->device->numa_node); + if (ret) { + DRV_LOG(ERR, "Failed to init device MR btree %d", ret); + return ret; + } + + ret = mana_start_tx_queues(dev); + if (ret) { + DRV_LOG(ERR, "failed to start tx queues %d", ret); + return ret; + } + + ret = mana_start_rx_queues(dev); + if (ret) { + DRV_LOG(ERR, "failed to start rx queues %d", ret); + mana_stop_tx_queues(dev); + return ret; + } + + rte_wmb(); + + dev->tx_pkt_burst = mana_tx_burst; + dev->rx_pkt_burst = mana_rx_burst; + + DRV_LOG(INFO, "TX/RX queues have started"); + + /* Enable datapath for secondary processes */ + mana_mp_req_on_rxtx(dev, MANA_MP_REQ_START_RXTX); + + return 0; +} + +static int +mana_dev_stop(struct rte_eth_dev *dev __rte_unused) +{ + int ret; + + dev->tx_pkt_burst = mana_tx_burst_removed; + dev->rx_pkt_burst = mana_rx_burst_removed; + + /* Stop datapath on secondary processes */ + mana_mp_req_on_rxtx(dev, MANA_MP_REQ_STOP_RXTX); + + rte_wmb(); + + ret = mana_stop_tx_queues(dev); + if (ret) { + DRV_LOG(ERR, "failed to stop tx queues"); + return ret; + } + + ret = mana_stop_rx_queues(dev); + if (ret) { + DRV_LOG(ERR, "failed to stop tx queues"); + return ret; + } + + return 0; +} + static int mana_dev_close(struct rte_eth_dev *dev) { @@ -435,6 +503,8 @@ static int mana_dev_link_update(struct rte_eth_dev *dev, const struct eth_dev_ops mana_dev_ops = { .dev_configure = mana_dev_configure, + .dev_start = mana_dev_start, + .dev_stop = mana_dev_stop, .dev_close = mana_dev_close, .dev_infos_get = mana_dev_info_get, .txq_info_get = mana_dev_tx_queue_info, -- 2.34.1