From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id 5B2831B1B3 for ; Fri, 6 Oct 2017 14:32:00 +0200 (CEST) Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga105.fm.intel.com with ESMTP; 06 Oct 2017 05:31:59 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.42,483,1500966000"; d="scan'208";a="159610909" Received: from unknown (HELO localhost.iind.intel.com) ([10.224.122.216]) by fmsmga005.fm.intel.com with ESMTP; 06 Oct 2017 05:31:58 -0700 From: Nikhil Rao To: jerin.jacob@caviumnetworks.com, bruce.richardson@intel.com Cc: dev@dpdk.org Date: Sat, 7 Oct 2017 02:39:56 +0530 Message-Id: <1507324201-3517-3-git-send-email-nikhil.rao@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1507324201-3517-1-git-send-email-nikhil.rao@intel.com> References: <1507324201-3517-1-git-send-email-nikhil.rao@intel.com> Subject: [dpdk-dev] [PATCH v5 2/7] eventdev: add PMD callbacks for eth Rx adapter X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Oct 2017 12:32:00 -0000 The PMD callbacks are used by the rte_event_eth_rx_xxx() APIs to configure and control the ethernet receive adapter if packet transfers from the ethdev to eventdev is implemented in hardware. Signed-off-by: Nikhil Rao --- lib/librte_eventdev/rte_eventdev_pmd.h | 145 +++++++++++++++++++++++++++++++++ 1 file changed, 145 insertions(+) diff --git a/lib/librte_eventdev/rte_eventdev_pmd.h b/lib/librte_eventdev/rte_eventdev_pmd.h index 0836f9af5..9f3188fc8 100644 --- a/lib/librte_eventdev/rte_eventdev_pmd.h +++ b/lib/librte_eventdev/rte_eventdev_pmd.h @@ -455,6 +455,139 @@ typedef int (*eventdev_eth_rx_adapter_caps_get_t) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev, uint32_t *caps); + +struct rte_event_eth_rx_adapter_queue_conf *queue_conf; + +/** + * Add ethernet Rx queues to event device. This callback is invoked if + * the caps returned from rte_eventdev_eth_rx_adapter_caps_get(, eth_port_id) + * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set. + * + * @param dev + * Event device pointer + * + * @param eth_dev + * Ethernet device pointer + * + * @param rx_queue_id + * Ethernet device receive queue index + * + * @param queue_conf + * Additonal configuration structure + + * @return + * - 0: Success, ethernet receive queue added successfully. + * - <0: Error code returned by the driver function. + * + */ +typedef int (*eventdev_eth_rx_adapter_queue_add_t)( + const struct rte_eventdev *dev, + const struct rte_eth_dev *eth_dev, + int32_t rx_queue_id, + const struct rte_event_eth_rx_adapter_queue_conf *queue_conf); + +/** + * Delete ethernet Rx queues from event device. This callback is invoked if + * the caps returned from eventdev_eth_rx_adapter_caps_get(, eth_port_id) + * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set. + * + * @param dev + * Event device pointer + * + * @param eth_dev + * Ethernet device pointer + * + * @param rx_queue_id + * Ethernet device receive queue index + * + * @return + * - 0: Success, ethernet receive queue deleted successfully. + * - <0: Error code returned by the driver function. + * + */ +typedef int (*eventdev_eth_rx_adapter_queue_del_t) + (const struct rte_eventdev *dev, + const struct rte_eth_dev *eth_dev, + int32_t rx_queue_id); + +/** + * Start ethernet Rx adapter. This callback is invoked if + * the caps returned from eventdev_eth_rx_adapter_caps_get(.., eth_port_id) + * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set and Rx queues + * from eth_port_id have been added to the event device. + * + * @param dev + * Event device pointer + * + * @param eth_dev + * Ethernet device pointer + * + * @return + * - 0: Success, ethernet Rx adapter started successfully. + * - <0: Error code returned by the driver function. + */ +typedef int (*eventdev_eth_rx_adapter_start_t) + (const struct rte_eventdev *dev, + const struct rte_eth_dev *eth_dev); + +/** + * Stop ethernet Rx adapter. This callback is invoked if + * the caps returned from eventdev_eth_rx_adapter_caps_get(..,eth_port_id) + * has RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT set and Rx queues + * from eth_port_id have been added to the event device. + * + * @param dev + * Event device pointer + * + * @param eth_dev + * Ethernet device pointer + * + * @return + * - 0: Success, ethernet Rx adapter stopped successfully. + * - <0: Error code returned by the driver function. + */ +typedef int (*eventdev_eth_rx_adapter_stop_t) + (const struct rte_eventdev *dev, + const struct rte_eth_dev *eth_dev); + +struct rte_event_eth_rx_adapter_stats *stats; + +/** + * Retrieve ethernet Rx adapter statistics. + * + * @param dev + * Event device pointer + * + * @param eth_dev + * Ethernet device pointer + * + * @param[out] stats + * Pointer to stats structure + * + * @return + * Return 0 on success. + */ + +typedef int (*eventdev_eth_rx_adapter_stats_get) + (const struct rte_eventdev *dev, + const struct rte_eth_dev *eth_dev, + struct rte_event_eth_rx_adapter_stats *stats); +/** + * Reset ethernet Rx adapter statistics. + * + * @param dev + * Event device pointer + * + * @param eth_dev + * Ethernet device pointer + * + * @return + * Return 0 on success. + */ +typedef int (*eventdev_eth_rx_adapter_stats_reset) + (const struct rte_eventdev *dev, + const struct rte_eth_dev *eth_dev); + /** Event device operations function pointer table */ struct rte_eventdev_ops { eventdev_info_get_t dev_infos_get; /**< Get device info. */ @@ -497,6 +630,18 @@ struct rte_eventdev_ops { eventdev_eth_rx_adapter_caps_get_t eth_rx_adapter_caps_get; /**< Get ethernet Rx adapter capabilities */ + eventdev_eth_rx_adapter_queue_add_t eth_rx_adapter_queue_add; + /**< Add Rx queues to ethernet Rx adapter */ + eventdev_eth_rx_adapter_queue_del_t eth_rx_adapter_queue_del; + /**< Delete Rx queues from ethernet Rx adapter */ + eventdev_eth_rx_adapter_start_t eth_rx_adapter_start; + /**< Start ethernet Rx adapter */ + eventdev_eth_rx_adapter_stop_t eth_rx_adapter_stop; + /**< Stop ethernet Rx adapter */ + eventdev_eth_rx_adapter_stats_get eth_rx_adapter_stats_get; + /**< Get ethernet Rx stats */ + eventdev_eth_rx_adapter_stats_reset eth_rx_adapter_stats_reset; + /**< Reset ethernet Rx stats */ }; /** -- 2.14.1.145.gb3622a4