From patchwork Thu Nov 9 06:52:37 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gujjar, Abhinandan S" X-Patchwork-Id: 31289 X-Patchwork-Delegate: jerinj@marvell.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 668E81B38F; Thu, 9 Nov 2017 07:52:51 +0100 (CET) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 4019B1B33B for ; Thu, 9 Nov 2017 07:52:49 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP; 08 Nov 2017 22:52:47 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,368,1505804400"; d="scan'208";a="558441" Received: from unknown (HELO localhost.localdomain) ([10.224.122.195]) by fmsmga001.fm.intel.com with ESMTP; 08 Nov 2017 22:52:45 -0800 From: Abhinandan Gujjar To: jerin.jacob@caviumnetworks.com Cc: dev@dpdk.org, Abhinandan Gujjar , Nikhil Rao Date: Thu, 9 Nov 2017 12:22:37 +0530 Message-Id: <1510210357-61382-1-git-send-email-abhinandan.gujjar@intel.com> X-Mailer: git-send-email 1.9.1 Subject: [dpdk-dev] [RFC] eventdev: add caps API and PMD callback for crypto 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Abhinandan Gujjar Signed-off-by: Nikhil Rao --- lib/librte_eventdev/rte_eventdev.c | 25 +++++++++++++++++++ lib/librte_eventdev/rte_eventdev.h | 44 ++++++++++++++++++++++++++++++++++ lib/librte_eventdev/rte_eventdev_pmd.h | 32 +++++++++++++++++++++++++ 3 files changed, 101 insertions(+) diff --git a/lib/librte_eventdev/rte_eventdev.c b/lib/librte_eventdev/rte_eventdev.c index ce6a5dc..3f9475e 100644 --- a/lib/librte_eventdev/rte_eventdev.c +++ b/lib/librte_eventdev/rte_eventdev.c @@ -57,6 +57,8 @@ #include #include #include +#include +#include #include "rte_eventdev.h" #include "rte_eventdev_pmd.h" @@ -151,6 +153,29 @@ : 0; } +int +rte_event_crypto_adapter_caps_get(uint8_t dev_id, uint8_t cdev_id, + uint32_t *caps) +{ + struct rte_eventdev *dev; + struct rte_cryptodev *cdev; + + RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); + if (!rte_cryptodev_pmd_is_valid_dev(cdev_id)) + return -EINVAL; + + dev = &rte_eventdevs[dev_id]; + cdev = rte_cryptodev_pmd_get_dev(cdev_id); + + if (caps == NULL) + return -EINVAL; + *caps = 0; + + return dev->dev_ops->crypto_adapter_caps_get ? + (*dev->dev_ops->crypto_adapter_caps_get) + (dev, cdev, caps) : 0; +} + static inline int rte_event_dev_queue_config(struct rte_eventdev *dev, uint8_t nb_queues) { diff --git a/lib/librte_eventdev/rte_eventdev.h b/lib/librte_eventdev/rte_eventdev.h index f1949ff..65a9edd 100644 --- a/lib/librte_eventdev/rte_eventdev.h +++ b/lib/librte_eventdev/rte_eventdev.h @@ -1048,6 +1048,50 @@ struct rte_event { rte_event_eth_rx_adapter_caps_get(uint8_t dev_id, uint8_t eth_port_id, uint32_t *caps); + +/* Crypto Rx adapter capability bitmap flags */ +#define RTE_EVENT_CYRPTO_ADAPTER_CAP_INTERNAL_PORT 0x1 +/**< Flag indicates HW is capable of generating events. + * Cryptodev can send packets to the event device using internal event port. + */ +#define RTE_EVENT_CRYPTO_ADAPTER_CAP_MULTI_EVENTQ 0x2 +/**< Flag indicates adapter supports multiple event queues per cryptodev. + * Each cryptodev queue pair can be connected to a unique event queue. + */ +#define RTE_EVENT_CRYPTO_ADAPTER_CAP_MBUF_MULTI_EVENTQ 0x3 +/**< Flag indicates adapter supports event queue enqueue based on mbuf metadata. + * Mbuf metadata will be used enqueue to unique event queue. + * Event information will be stored in metadata of each mbuf + * @see struct rte_event_crypto_adapter_mbuf_metadata + */ + + +/** + * @warning + * @b EXPERIMENTAL: this API may change without prior notice + * + * Retrieve the event device's crypto Rx adapter capabilities for the + * specified cryptodev device + * + * @param dev_id + * The identifier of the device. + * + * @param qp_id + * The queue pair id of the cryptodev device. + * + * @param[out] caps + * A pointer to memory filled with Rx event adapter capabilities. + * + * @return + * - 0: Success, driver provides Rx event adapter capabilities for the + * cryptodev device. + * - <0: Error code returned by the driver function. + * + */ +int +rte_event_crypto_adapter_caps_get(uint8_t dev_id, uint8_t eth_port_id, + uint32_t *caps); + struct rte_eventdev_driver; struct rte_eventdev_ops; struct rte_eventdev; diff --git a/lib/librte_eventdev/rte_eventdev_pmd.h b/lib/librte_eventdev/rte_eventdev_pmd.h index 7a206c5..77886e0 100644 --- a/lib/librte_eventdev/rte_eventdev_pmd.h +++ b/lib/librte_eventdev/rte_eventdev_pmd.h @@ -596,6 +596,35 @@ typedef int (*eventdev_eth_rx_adapter_stats_reset) (const struct rte_eventdev *dev, const struct rte_eth_dev *eth_dev); + +struct rte_cryptodev; +/** + * @warning + * @b EXPERIMENTAL: this API may change without prior notice + * + * Retrieve the event device's crypto Rx adapter capabilities for the + * specified cryptodev + * + * @param dev + * Event device pointer + * + * @param crypto_dev + * cryptodev pointer + * + * @param[out] caps + * A pointer to memory filled with Rx event adapter capabilities. + * + * @return + * - 0: Success, driver provides Rx event adapter capabilities for the + * cryptodev. + * - <0: Error code returned by the driver function. + * + */ +typedef int (*eventdev_crypto_adapter_caps_get_t) + (const struct rte_eventdev *dev, + const struct rte_cryptodev *cdev, + uint32_t *caps); + /** Event device operations function pointer table */ struct rte_eventdev_ops { eventdev_info_get_t dev_infos_get; /**< Get device info. */ @@ -650,6 +679,9 @@ struct rte_eventdev_ops { /**< Get ethernet Rx stats */ eventdev_eth_rx_adapter_stats_reset eth_rx_adapter_stats_reset; /**< Reset ethernet Rx stats */ + + eventdev_crypto_adapter_caps_get_t crypto_adapter_caps_get; + /**< Get crypto Rx adapter capabilities */ }; /**