From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f176.google.com (mail-pd0-f176.google.com [209.85.192.176]) by dpdk.org (Postfix) with ESMTP id 96138B43E for ; Mon, 23 Feb 2015 06:12:48 +0100 (CET) Received: by pdjy10 with SMTP id y10so22743114pdj.6 for ; Sun, 22 Feb 2015 21:12:48 -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=RWzpqcyYkXGTenUzSM8rrd+f/A65gg/S9gzs7iOb6PA=; b=C+pzBwiOV1hceKkIz8RSP8+8mI2rkCQ3HEJzMwY0bqCVvV6sMQ02/o+c0Ng8UQsyaB 6CDQjTmAvS3yDO1xvUguSXwcCBsHgnUkgPLeUd2M1apyl5zY8BjHnjiPq7Nn2naJyq8A nyoYsAFULTRQAcmeswwcT6yDkrXu7qN1lhKWsAt7FNPUi8A5KgJmN/kQC7xO10hD0HEX vdFE3dJClKyMSpyIp62h6gfXWzWoWQil7xaWKoKZtWJmWHCQx/jOrS8LLnaQSdTXwA5Y SeFOjmRqmywv1yHbvlB948aZz6oJwpXjTjKGbcBscVsq/Ds8qnc2z55bJ1sW6djBaRHV QiLw== X-Gm-Message-State: ALoCoQnl6PunnfVl5AapjpGnsUQ7EnwNMSGvO4llW568IEvIeKtL5JWKFyirmX3sckDD6PPt1PQu X-Received: by 10.69.16.99 with SMTP id fv3mr16087785pbd.98.1424668368030; Sun, 22 Feb 2015 21:12:48 -0800 (PST) Received: from localhost.localdomain (napt.igel.co.jp. [219.106.231.132]) by mx.google.com with ESMTPSA id kd9sm23425636pab.0.2015.02.22.21.12.46 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 22 Feb 2015 21:12:47 -0800 (PST) From: Tetsuya Mukawa To: dev@dpdk.org Date: Mon, 23 Feb 2015 14:12:35 +0900 Message-Id: <1424668355-8794-2-git-send-email-mukawa@igel.co.jp> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1424668355-8794-1-git-send-email-mukawa@igel.co.jp> References: <1424414516-18609-1-git-send-email-mukawa@igel.co.jp> <1424668355-8794-1-git-send-email-mukawa@igel.co.jp> Subject: [dpdk-dev] [PATCH v11 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: Mon, 23 Feb 2015 05:12:49 -0000 This patch adds port hotplug support to Null PMD. v9: - Use rte_eth_dev_release_port() instead of rte_eth_dev_free(). 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 aaa0839..bb10276 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) { @@ -536,10 +545,36 @@ 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) +{ + 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_release_port(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