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GET /api/patches/44036/?format=api
{ "id": 44036, "url": "http://patches.dpdk.org/api/patches/44036/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20180830142719.28569-3-mattias.ronnblom@ericsson.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20180830142719.28569-3-mattias.ronnblom@ericsson.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20180830142719.28569-3-mattias.ronnblom@ericsson.com", "date": "2018-08-30T14:27:11", "name": "[02/10] eventdev: add DSW device and queue configuration", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "7df4bada3cb15e07933a0b9ff3311d01fdc29d43", "submitter": { "id": 1077, "url": "http://patches.dpdk.org/api/people/1077/?format=api", "name": "Mattias Rönnblom", "email": "mattias.ronnblom@ericsson.com" }, "delegate": { "id": 310, "url": "http://patches.dpdk.org/api/users/310/?format=api", "username": "jerin", "first_name": "Jerin", "last_name": "Jacob", "email": "jerinj@marvell.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20180830142719.28569-3-mattias.ronnblom@ericsson.com/mbox/", "series": [ { "id": 1116, "url": "http://patches.dpdk.org/api/series/1116/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=1116", "date": "2018-08-30T14:27:11", "name": "Add the Distributed Software Event Device", "version": 1, "mbox": "http://patches.dpdk.org/series/1116/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/44036/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/44036/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 477062BF7;\n\tThu, 30 Aug 2018 16:27:28 +0200 (CEST)", "from mail.lysator.liu.se (mail.lysator.liu.se [130.236.254.3])\n\tby dpdk.org (Postfix) with ESMTP id 491974C88\n\tfor <dev@dpdk.org>; Thu, 30 Aug 2018 16:27:26 +0200 (CEST)", "from mail.lysator.liu.se (localhost [127.0.0.1])\n\tby mail.lysator.liu.se (Postfix) with ESMTP id 193C140022\n\tfor <dev@dpdk.org>; Thu, 30 Aug 2018 16:27:26 +0200 (CEST)", "by mail.lysator.liu.se (Postfix, from userid 1004)\n\tid E459E4001A; Thu, 30 Aug 2018 16:27:25 +0200 (CEST)", "from isengard.friendlyfire.se\n\t(host-90-232-156-190.mobileonline.telia.com [90.232.156.190])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby mail.lysator.liu.se (Postfix) with ESMTPSA id D1DA94001B;\n\tThu, 30 Aug 2018 16:27:23 +0200 (CEST)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.1 (2015-04-28) on\n\tbernadotte.lysator.liu.se", "X-Spam-Level": "", "X-Spam-Status": "No, score=-0.8 required=5.0 tests=ALL_TRUSTED,AWL\n\tautolearn=disabled version=3.4.1", "X-Spam-Score": "-0.8", "From": "=?utf-8?q?Mattias_R=C3=B6nnblom?= <mattias.ronnblom@ericsson.com>", "To": "jerin.jacob@caviumnetworks.com", "Cc": "bruce.richardson@intel.com, dev@dpdk.org, =?utf-8?q?Mattias_R=C3=B6nnb?=\n\t=?utf-8?q?lom?= <mattias.ronnblom@ericsson.com>", "Date": "Thu, 30 Aug 2018 16:27:11 +0200", "Message-Id": "<20180830142719.28569-3-mattias.ronnblom@ericsson.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20180830142719.28569-1-mattias.ronnblom@ericsson.com>", "References": "<20180830142719.28569-1-mattias.ronnblom@ericsson.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-Virus-Scanned": "ClamAV using ClamSMTP", "Subject": "[dpdk-dev] [PATCH 02/10] eventdev: add DSW device and queue\n\tconfiguration", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Allow queue- and device-level configuration for and retrieval of\ncontextual information from a DSW event device.\n\nSigned-off-by: Mattias Rönnblom <mattias.ronnblom@ericsson.com>\n---\n drivers/event/dsw/dsw_evdev.c | 87 +++++++++++++++++++++++++++++++++++\n drivers/event/dsw/dsw_evdev.h | 28 +++++++++++\n 2 files changed, 115 insertions(+)", "diff": "diff --git a/drivers/event/dsw/dsw_evdev.c b/drivers/event/dsw/dsw_evdev.c\nindex 6990bbc9e..1500d2426 100644\n--- a/drivers/event/dsw/dsw_evdev.c\n+++ b/drivers/event/dsw/dsw_evdev.c\n@@ -9,6 +9,91 @@\n \n #define EVENTDEV_NAME_DSW_PMD event_dsw\n \n+static int\n+dsw_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,\n+\t\tconst struct rte_event_queue_conf *conf)\n+{\n+\tstruct dsw_evdev *dsw = dsw_pmd_priv(dev);\n+\tstruct dsw_queue *queue = &dsw->queues[queue_id];\n+\n+\tif (RTE_EVENT_QUEUE_CFG_ALL_TYPES & conf->event_queue_cfg)\n+\t\treturn -ENOTSUP;\n+\n+\tif (conf->schedule_type == RTE_SCHED_TYPE_ORDERED)\n+\t\treturn -ENOTSUP;\n+\n+\t/* SINGLE_LINK is better off treated as TYPE_ATOMIC, since it\n+\t * avoid the \"fake\" TYPE_PARALLEL flow_id assignment. Since\n+\t * the queue will only have a single serving port, no\n+\t * migration will ever happen, so the extra TYPE_ATOMIC\n+\t * migration overhead is avoided.\n+\t */\n+\tif (RTE_EVENT_QUEUE_CFG_SINGLE_LINK & conf->event_queue_cfg)\n+\t\tqueue->schedule_type = RTE_SCHED_TYPE_ATOMIC;\n+\telse /* atomic or parallel */\n+\t\tqueue->schedule_type = conf->schedule_type;\n+\n+\tqueue->num_serving_ports = 0;\n+\n+\treturn 0;\n+}\n+\n+static void\n+dsw_queue_def_conf(struct rte_eventdev *dev __rte_unused,\n+\t\t uint8_t queue_id __rte_unused,\n+\t\t struct rte_event_queue_conf *queue_conf)\n+{\n+\t*queue_conf = (struct rte_event_queue_conf) {\n+\t\t.nb_atomic_flows = 4096,\n+\t\t.schedule_type = RTE_SCHED_TYPE_ATOMIC,\n+\t\t.priority = RTE_EVENT_DEV_PRIORITY_NORMAL\n+\t};\n+}\n+\n+static void\n+dsw_queue_release(struct rte_eventdev *dev __rte_unused,\n+\t\t uint8_t queue_id __rte_unused)\n+{\n+}\n+\n+static void\n+dsw_info_get(struct rte_eventdev *dev __rte_unused,\n+\t struct rte_event_dev_info *info)\n+{\n+\t*info = (struct rte_event_dev_info) {\n+\t\t.driver_name = DSW_PMD_NAME,\n+\t\t.max_event_queues = DSW_MAX_QUEUES,\n+\t\t.max_event_queue_flows = DSW_MAX_FLOWS,\n+\t\t.max_event_queue_priority_levels = 1,\n+\t\t.max_event_priority_levels = 1,\n+\t\t.max_event_ports = DSW_MAX_PORTS,\n+\t\t.max_event_port_dequeue_depth = DSW_MAX_PORT_DEQUEUE_DEPTH,\n+\t\t.max_event_port_enqueue_depth = DSW_MAX_PORT_ENQUEUE_DEPTH,\n+\t\t.max_num_events = DSW_MAX_EVENTS,\n+\t\t.event_dev_cap = RTE_EVENT_DEV_CAP_BURST_MODE|\n+\t\tRTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED\n+\t};\n+}\n+\n+static int\n+dsw_configure(const struct rte_eventdev *dev)\n+{\n+\tstruct dsw_evdev *dsw = dsw_pmd_priv(dev);\n+\tconst struct rte_event_dev_config *conf = &dev->data->dev_conf;\n+\n+\tdsw->num_queues = conf->nb_event_queues;\n+\n+\treturn 0;\n+}\n+\n+static struct rte_eventdev_ops dsw_evdev_ops = {\n+\t.queue_setup = dsw_queue_setup,\n+\t.queue_def_conf = dsw_queue_def_conf,\n+\t.queue_release = dsw_queue_release,\n+\t.dev_infos_get = dsw_info_get,\n+\t.dev_configure = dsw_configure,\n+};\n+\n static int\n dsw_probe(struct rte_vdev_device *vdev)\n {\n@@ -23,6 +108,8 @@ dsw_probe(struct rte_vdev_device *vdev)\n \tif (dev == NULL)\n \t\treturn -EFAULT;\n \n+\tdev->dev_ops = &dsw_evdev_ops;\n+\n \tif (rte_eal_process_type() != RTE_PROC_PRIMARY)\n \t\treturn 0;\n \ndiff --git a/drivers/event/dsw/dsw_evdev.h b/drivers/event/dsw/dsw_evdev.h\nindex 9a0f4c357..5eda8d114 100644\n--- a/drivers/event/dsw/dsw_evdev.h\n+++ b/drivers/event/dsw/dsw_evdev.h\n@@ -9,8 +9,36 @@\n \n #define DSW_PMD_NAME RTE_STR(event_dsw)\n \n+/* Code changes are required to allow more ports. */\n+#define DSW_MAX_PORTS (64)\n+#define DSW_MAX_PORT_DEQUEUE_DEPTH (128)\n+#define DSW_MAX_PORT_ENQUEUE_DEPTH (128)\n+\n+#define DSW_MAX_QUEUES (16)\n+\n+#define DSW_MAX_EVENTS (16384)\n+\n+/* Code changes are required to allow more flows than 32k. */\n+#define DSW_MAX_FLOWS_BITS (15)\n+#define DSW_MAX_FLOWS (1<<(DSW_MAX_FLOWS_BITS))\n+#define DSW_MAX_FLOWS_MASK (DSW_MAX_FLOWS-1)\n+\n+struct dsw_queue {\n+\tuint8_t schedule_type;\n+\tuint16_t num_serving_ports;\n+};\n+\n struct dsw_evdev {\n \tstruct rte_eventdev_data *data;\n+\n+\tstruct dsw_queue queues[DSW_MAX_QUEUES];\n+\tuint8_t num_queues;\n };\n \n+static inline struct dsw_evdev *\n+dsw_pmd_priv(const struct rte_eventdev *eventdev)\n+{\n+\treturn eventdev->data->dev_private;\n+}\n+\n #endif\n", "prefixes": [ "02/10" ] }