From patchwork Tue Jan 31 16:14:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Van Haaren, Harry" X-Patchwork-Id: 20103 X-Patchwork-Delegate: bruce.richardson@intel.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 8290DD59A; Tue, 31 Jan 2017 17:15:19 +0100 (CET) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 4BF63FFA for ; Tue, 31 Jan 2017 17:14:50 +0100 (CET) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga102.jf.intel.com with ESMTP; 31 Jan 2017 08:14:49 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,315,1477983600"; d="scan'208";a="815468143" Received: from silpixa00398672.ir.intel.com ([10.237.223.128]) by FMSMGA003.fm.intel.com with ESMTP; 31 Jan 2017 08:14:48 -0800 From: Harry van Haaren To: dev@dpdk.org Cc: jerin.jacob@caviumnetworks.com, Bruce Richardson , Harry van Haaren Date: Tue, 31 Jan 2017 16:14:22 +0000 Message-Id: <1485879273-86228-5-git-send-email-harry.van.haaren@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1485879273-86228-1-git-send-email-harry.van.haaren@intel.com> References: <1484580885-148524-1-git-send-email-harry.van.haaren@intel.com> <1485879273-86228-1-git-send-email-harry.van.haaren@intel.com> Subject: [dpdk-dev] [PATCH v2 04/15] event/sw: add device capabilities function 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" From: Bruce Richardson Add in the info_get function to return details on the queues, flow, prioritization capabilities, etc. that this device has. Signed-off-by: Bruce Richardson Signed-off-by: Harry van Haaren --- drivers/event/sw/sw_evdev.c | 23 +++++++++++++++++++++++ drivers/event/sw/sw_evdev.h | 10 ++++++++++ 2 files changed, 33 insertions(+) diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c index d60f00f..4dca4cf 100644 --- a/drivers/event/sw/sw_evdev.c +++ b/drivers/event/sw/sw_evdev.c @@ -44,6 +44,28 @@ #define SCHED_QUANTA_ARG "sched_quanta" #define CREDIT_QUANTA_ARG "credit_quanta" +static void +sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info) +{ + RTE_SET_USED(dev); + + static const struct rte_event_dev_info evdev_sw_info = { + .driver_name = PMD_NAME, + .max_event_queues = RTE_EVENT_MAX_QUEUES_PER_DEV, + .max_event_queue_flows = SW_QID_NUM_FIDS, + .max_event_queue_priority_levels = SW_Q_PRIORITY_MAX, + .max_event_priority_levels = SW_IQS_MAX, + .max_event_ports = SW_PORTS_MAX, + .max_event_port_dequeue_depth = MAX_SW_CONS_Q_DEPTH, + .max_event_port_enqueue_depth = MAX_SW_PROD_Q_DEPTH, + .max_num_events = SW_INFLIGHT_EVENTS_TOTAL, + .event_dev_cap = (RTE_EVENT_DEV_CAP_QUEUE_QOS | + RTE_EVENT_DEV_CAP_EVENT_QOS), + }; + + *info = evdev_sw_info; +} + static int assign_numa_node(const char *key __rte_unused, const char *value, void *opaque) { @@ -78,6 +100,7 @@ static int sw_probe(const char *name, const char *params) { static const struct rte_eventdev_ops evdev_sw_ops = { + .dev_infos_get = sw_info_get, }; static const char *const args[] = { diff --git a/drivers/event/sw/sw_evdev.h b/drivers/event/sw/sw_evdev.h index 9494659..6e3cb36 100644 --- a/drivers/event/sw/sw_evdev.h +++ b/drivers/event/sw/sw_evdev.h @@ -36,8 +36,18 @@ #include #include +#define PMD_NAME "event_sw" + #define SW_DEFAULT_CREDIT_QUANTA 32 #define SW_DEFAULT_SCHED_QUANTA 128 +#define SW_QID_NUM_FIDS 16384 +#define SW_IQS_MAX 4 +#define SW_Q_PRIORITY_MAX 255 +#define SW_PORTS_MAX 64 +#define MAX_SW_CONS_Q_DEPTH 128 +#define SW_INFLIGHT_EVENTS_TOTAL 4096 +/* allow for lots of over-provisioning */ +#define MAX_SW_PROD_Q_DEPTH 4096 struct sw_evdev { struct rte_eventdev_data *data;