From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tetsuya Mukawa Subject: [PATCH v4 2/2] librte_pmd_null: Support port hotplug function Date: Tue, 20 Jan 2015 12:00:21 +0900 Message-ID: <1421722821-18158-2-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> To: dev-VfR2kkLFssw@public.gmane.org Return-path: In-Reply-To: <1421722821-18158-1-git-send-email-mukawa-AlSX/UN32fvPDbFq/vQRIQ@public.gmane.org> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.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); -- 1.9.1