From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f174.google.com (mail-pd0-f174.google.com [209.85.192.174]) by dpdk.org (Postfix) with ESMTP id 304092C7A for ; Thu, 12 Feb 2015 03:45:03 +0100 (CET) Received: by pdjp10 with SMTP id p10so8704022pdj.3 for ; Wed, 11 Feb 2015 18:45:02 -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=kg9k5Cf3jHLpT0U3Z+7HgOhjc09pXqAkcAWfvxt1dI0=; b=lWCnJ17afLJ1qiU336WO7sxu/EZTmlABpdj0G1yR/ASIVxe++R67ssRSGlcfZSLEaw 4cf/YJVUy81CQvBef7oeygCRpCuioPGq6VPWgicOuVi0k3WXWSr4YWrMzyZj/lFuK4ds wFsLyeDCAfnjwc42HHqn/t19xk0dl5FK2mKi+7wfIMWiMVx2jYtGj2q3eHAgUw570jC1 cxIjFhl+ILwogKu/6gpiu/MQEWyPGStdOGkj0BW/s+VffTDesslq5o3J+BD73u3kXBoE oqz6m/oC7YvuoDM4UMuUjiFx9sq1oUYL2G2xOHKMEEtGUHrP9lq1mXNyrHAoxLVQa00p EGrQ== X-Gm-Message-State: ALoCoQkAGKnWLsuRQdnANc1DQaMbF3wNwm0EgF8IlCHeoB0kcC8TG9OIbEx4Vd09r/EDY/GJPzsm X-Received: by 10.68.196.136 with SMTP id im8mr2415552pbc.125.1423709102596; Wed, 11 Feb 2015 18:45:02 -0800 (PST) Received: from eris.hq.igel.co.jp (napt.igel.co.jp. [219.106.231.132]) by mx.google.com with ESMTPSA id pj7sm2029706pbb.96.2015.02.11.18.45.01 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 11 Feb 2015 18:45:02 -0800 (PST) From: Tetsuya Mukawa To: dev@dpdk.org Date: Thu, 12 Feb 2015 11:44:38 +0900 Message-Id: <1423709078-20999-2-git-send-email-mukawa@igel.co.jp> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1423709078-20999-1-git-send-email-mukawa@igel.co.jp> References: <1423197495-1758-1-git-send-email-mukawa@igel.co.jp> <1423709078-20999-1-git-send-email-mukawa@igel.co.jp> Subject: [dpdk-dev] [PATCH v7 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: , X-List-Received-Date: Thu, 12 Feb 2015 02:45:03 -0000 This patch adds port hotplug support to Null PMD. v7: - Add parameter checkings. (Thanks to Iremonger, Bernard) v6: - Fix a parameter of rte_eth_dev_free(). v4: - Fix commit title. Signed-off-by: Tetsuya Mukawa --- lib/librte_pmd_null/rte_eth_null.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/lib/librte_pmd_null/rte_eth_null.c b/lib/librte_pmd_null/rte_eth_null.c index 779db63..1bc4ef3 100644 --- a/lib/librte_pmd_null/rte_eth_null.c +++ b/lib/librte_pmd_null/rte_eth_null.c @@ -336,6 +336,13 @@ 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) { @@ -429,10 +436,12 @@ eth_dev_null_create(const char *name, 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) { @@ -532,10 +541,36 @@ 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; + + if (name == NULL) + return -EINVAL; + + 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(eth_dev); + + 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); -- 1.9.1