From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomasz Kulasek Subject: [PATCH v5 3/9] null: extend number of virtual queues Date: Wed, 30 Sep 2015 16:04:59 +0200 Message-ID: <1443621905-7872-4-git-send-email-tomaszx.kulasek@intel.com> References: <1436981189-3320-1-git-send-email-tomaszx.kulasek@intel.com> <1443621905-7872-1-git-send-email-tomaszx.kulasek@intel.com> To: dev@dpdk.org Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id B3E228D9F for ; Wed, 30 Sep 2015 16:11:05 +0200 (CEST) In-Reply-To: <1443621905-7872-1-git-send-email-tomaszx.kulasek@intel.com> 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 a possibility to configure more than one queue on null device. v5 changes: - fixed queues number configuration (using internals->nb_*_queues instead of dev->data->nb_*_queues) Signed-off-by: Tomasz Kulasek --- drivers/net/null/rte_eth_null.c | 28 +++++++++++++++++++--------- 1 file changed, 19 insertions(+), 9 deletions(-) diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c index c748101..bf81b1b 100644 --- a/drivers/net/null/rte_eth_null.c +++ b/drivers/net/null/rte_eth_null.c @@ -71,8 +71,8 @@ struct pmd_internals { unsigned nb_rx_queues; unsigned nb_tx_queues; - struct null_queue rx_null_queues[1]; - struct null_queue tx_null_queues[1]; + struct null_queue rx_null_queues[RTE_MAX_QUEUES_PER_PORT]; + struct null_queue tx_null_queues[RTE_MAX_QUEUES_PER_PORT]; }; @@ -178,7 +178,15 @@ eth_null_copy_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs) } static int -eth_dev_configure(struct rte_eth_dev *dev __rte_unused) { return 0; } +eth_dev_configure(struct rte_eth_dev *dev) { + struct pmd_internals *internals; + + internals = dev->data->dev_private; + internals->nb_rx_queues = dev->data->nb_rx_queues; + internals->nb_tx_queues = dev->data->nb_tx_queues; + + return 0; +} static int eth_dev_start(struct rte_eth_dev *dev) @@ -213,10 +221,11 @@ eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id, if ((dev == NULL) || (mb_pool == NULL)) return -EINVAL; - if (rx_queue_id != 0) + internals = dev->data->dev_private; + + if (rx_queue_id >= internals->nb_rx_queues) return -ENODEV; - internals = dev->data->dev_private; packet_size = internals->packet_size; internals->rx_null_queues[rx_queue_id].mb_pool = mb_pool; @@ -246,10 +255,11 @@ eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id, if (dev == NULL) return -EINVAL; - if (tx_queue_id != 0) + internals = dev->data->dev_private; + + if (tx_queue_id >= internals->nb_tx_queues) return -ENODEV; - internals = dev->data->dev_private; packet_size = internals->packet_size; dev->data->tx_queues[tx_queue_id] = @@ -279,8 +289,8 @@ eth_dev_info(struct rte_eth_dev *dev, dev_info->driver_name = drivername; dev_info->max_mac_addrs = 1; dev_info->max_rx_pktlen = (uint32_t)-1; - dev_info->max_rx_queues = (uint16_t)internals->nb_rx_queues; - dev_info->max_tx_queues = (uint16_t)internals->nb_tx_queues; + dev_info->max_rx_queues = RTE_DIM(internals->rx_null_queues); + dev_info->max_tx_queues = RTE_DIM(internals->tx_null_queues); dev_info->min_rx_bufsize = 0; dev_info->pci_dev = NULL; } -- 1.7.9.5