From patchwork Tue Jan 20 03:00:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tetsuya Mukawa X-Patchwork-Id: 2389 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 8540A5A97; Tue, 20 Jan 2015 04:01:15 +0100 (CET) Received: from mail-pd0-f174.google.com (mail-pd0-f174.google.com [209.85.192.174]) by dpdk.org (Postfix) with ESMTP id 8A84F5A6F for ; Tue, 20 Jan 2015 04:00:39 +0100 (CET) Received: by mail-pd0-f174.google.com with SMTP id ft15so10889632pdb.5 for ; Mon, 19 Jan 2015 19:00:38 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=qh9C4G85LbdP751AVlHNZQafOr9tjXuBB4wrWLmme+A=; b=k9q5SFI3E2dlNPSOz3KKWgUE2mbvmvwG7EHLJ5jUN+wTUFF32+WYv2r7MqG+JEQuKD NLgjxoeMdfONFs1QwtDhfvNDKq/h0gxbVeGIFz9XflLTskztefe7nx0gc9GR6M2absgn GMr+JWkGbYUl004yGtVYRgjO2Veof7WqSKSCQ0aQmZtFvQMru/APaBxk/J9/y5JPhmVf N+Br9kmk6XL7s26sW+9i194OX1GbBVxCJ7UNPifqmv8+jy2tVH0gNAvRouji9DH9P3qg iJmFouRd4Ocq38aNEeFxNP2HTw5IzXqS85xaAS+TYV84ZHrXgww9iN+8i/90XvQjYXCZ viGg== X-Gm-Message-State: ALoCoQmKOXKOrAsfAJq9Xm2UUv6FjB3E33VQrJvZ5jwuJYx/xOVy/c4PZf/GrtRVgdThKYuHilWj X-Received: by 10.66.102.1 with SMTP id fk1mr50320019pab.16.1421722838454; Mon, 19 Jan 2015 19:00:38 -0800 (PST) Received: from localhost.localdomain (napt.igel.co.jp. [219.106.231.132]) by mx.google.com with ESMTPSA id wa8sm1615995pab.32.2015.01.19.19.00.36 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 19 Jan 2015 19:00:37 -0800 (PST) From: Tetsuya Mukawa To: dev@dpdk.org Date: Tue, 20 Jan 2015 12:00:21 +0900 Message-Id: <1421722821-18158-2-git-send-email-mukawa@igel.co.jp> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1421722821-18158-1-git-send-email-mukawa@igel.co.jp> References: <1418719167-8235-1-git-send-email-mukawa@igel.co.jp> <1421722821-18158-1-git-send-email-mukawa@igel.co.jp> Subject: [dpdk-dev] [PATCH v4 2/2] librte_pmd_null: Support port hotplug function 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch adds port hotplug support to null PMD. v4: - Fix commit title. Signed-off-by: Tetsuya Mukawa --- lib/librte_pmd_null/rte_eth_null.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/lib/librte_pmd_null/rte_eth_null.c b/lib/librte_pmd_null/rte_eth_null.c index c54e90b..e9b1eee 100644 --- a/lib/librte_pmd_null/rte_eth_null.c +++ b/lib/librte_pmd_null/rte_eth_null.c @@ -292,6 +292,13 @@ eth_stats_reset(struct rte_eth_dev *dev) } } +static struct eth_driver rte_null_pmd = { + .pci_drv = { + .name = "rte_null_pmd", + .drv_flags = RTE_PCI_DRV_DETACHABLE, + }, +}; + static void eth_queue_release(void *q) { @@ -382,10 +389,12 @@ eth_dev_null_create(const char *name __rte_unused, data->nb_tx_queues = (uint16_t)nb_tx_queues; data->dev_link = pmd_link; data->mac_addrs = ð_addr; + strncpy(data->name, eth_dev->data->name, strlen(eth_dev->data->name)); eth_dev->data = data; eth_dev->dev_ops = &ops; eth_dev->pci_dev = pci_dev; + eth_dev->driver = &rte_null_pmd; /* finally assign rx and tx ops */ if (packet_copy) { @@ -476,10 +485,33 @@ rte_pmd_null_devinit(const char *name, const char *params) return eth_dev_null_create(name, numa_node, packet_size, packet_copy); } +static int +rte_pmd_null_devuninit(const char *name, const char *params __rte_unused) +{ + struct rte_eth_dev *eth_dev = NULL; + + RTE_LOG(INFO, PMD, "Closing null ethdev on numa socket %u\n", + rte_socket_id()); + + /* reserve an ethdev entry */ + eth_dev = rte_eth_dev_allocated(name); + if (eth_dev == NULL) + return -1; + + rte_free(eth_dev->data->dev_private); + rte_free(eth_dev->data); + rte_free(eth_dev->pci_dev); + + rte_eth_dev_free(name); + + return 0; +} + static struct rte_driver pmd_null_drv = { .name = "eth_null", .type = PMD_VDEV, .init = rte_pmd_null_devinit, + .uninit = rte_pmd_null_devuninit, }; PMD_REGISTER_DRIVER(pmd_null_drv);