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{
    "id": 22848,
    "url": "http://patches.dpdk.org/api/patches/22848/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/1490829963-106807-13-git-send-email-harry.van.haaren@intel.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": "<1490829963-106807-13-git-send-email-harry.van.haaren@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1490829963-106807-13-git-send-email-harry.van.haaren@intel.com",
    "date": "2017-03-29T23:25:54",
    "name": "[dpdk-dev,v6,12/21] event/sw: add start stop and close functions",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "b169d98c267e142546cc8dc766c6337de88a4e33",
    "submitter": {
        "id": 317,
        "url": "http://patches.dpdk.org/api/people/317/?format=api",
        "name": "Van Haaren, Harry",
        "email": "harry.van.haaren@intel.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/1490829963-106807-13-git-send-email-harry.van.haaren@intel.com/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/22848/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/22848/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 [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id 58C3610CBE;\n\tThu, 30 Mar 2017 02:39:23 +0200 (CEST)",
            "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n\tby dpdk.org (Postfix) with ESMTP id 7CA539E3\n\tfor <dev@dpdk.org>; Thu, 30 Mar 2017 01:26:31 +0200 (CEST)",
            "from fmsmga006.fm.intel.com ([10.253.24.20])\n\tby fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t29 Mar 2017 16:26:31 -0700",
            "from silpixa00398672.ir.intel.com ([10.237.223.128])\n\tby fmsmga006.fm.intel.com with ESMTP; 29 Mar 2017 16:26:30 -0700"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=simple/simple;\n\td=intel.com; i=@intel.com; q=dns/txt; s=intel;\n\tt=1490829991; x=1522365991;\n\th=from:to:cc:subject:date:message-id:in-reply-to: references;\n\tbh=x4Fqmyn+GK5x9EJV3AhmvqnoyTUYdlSuwO0h77OBacA=;\n\tb=sUMB+cDnE3hcwDM2ZUXKcz5Naw3Vlc3RyijGzKRY7HdYPfSPP0SUSu+h\n\tVbOZCOkoV/e6tPeMeoi/8Ra3BFXejQ==;",
        "X-ExtLoop1": "1",
        "X-IronPort-AV": "E=Sophos;i=\"5.36,243,1486454400\"; d=\"scan'208\";a=\"82491242\"",
        "From": "Harry van Haaren <harry.van.haaren@intel.com>",
        "To": "dev@dpdk.org",
        "Cc": "jerin.jacob@caviumnetworks.com,\n\tBruce Richardson <bruce.richardson@intel.com>,\n\tHarry van Haaren <harry.van.haaren@intel.com>",
        "Date": "Thu, 30 Mar 2017 00:25:54 +0100",
        "Message-Id": "<1490829963-106807-13-git-send-email-harry.van.haaren@intel.com>",
        "X-Mailer": "git-send-email 2.7.4",
        "In-Reply-To": "<1490829963-106807-1-git-send-email-harry.van.haaren@intel.com>",
        "References": "<1490374395-149320-1-git-send-email-harry.van.haaren@intel.com>\n\t<1490829963-106807-1-git-send-email-harry.van.haaren@intel.com>",
        "Subject": "[dpdk-dev] [PATCH v6 12/21] event/sw: add start stop and close\n\tfunctions",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "List-Archive": "<http://dpdk.org/ml/archives/dev/>",
        "List-Post": "<mailto:dev@dpdk.org>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "From: Bruce Richardson <bruce.richardson@intel.com>\n\nSigned-off-by: Bruce Richardson <bruce.richardson@intel.com>\nSigned-off-by: Harry van Haaren <harry.van.haaren@intel.com>\n\nAcked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>\n\n---\n\nv6:\n- Removed printf() using SW_LOG_ERR instead (Jerin)\n- Added rte_smp_wmb() to start() and stop() (Jerin)\n- Improved error return values from start() (Jerin)\n---\n drivers/event/sw/sw_evdev.c | 78 +++++++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 78 insertions(+)",
    "diff": "diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c\nindex f91a04b..04ab7ad 100644\n--- a/drivers/event/sw/sw_evdev.c\n+++ b/drivers/event/sw/sw_evdev.c\n@@ -442,6 +442,81 @@ sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)\n }\n \n static int\n+sw_start(struct rte_eventdev *dev)\n+{\n+\tunsigned int i, j;\n+\tstruct sw_evdev *sw = sw_pmd_priv(dev);\n+\t/* check all ports are set up */\n+\tfor (i = 0; i < sw->port_count; i++)\n+\t\tif (sw->ports[i].rx_worker_ring == NULL) {\n+\t\t\tSW_LOG_ERR(\"%s %d: port %d not configured\\n\",\n+\t\t\t       __func__, __LINE__, i);\n+\t\t\treturn -EINVAL;\n+\t\t}\n+\n+\t/* check all queues are configured and mapped to ports*/\n+\tfor (i = 0; i < sw->qid_count; i++)\n+\t\tif (sw->qids[i].iq[0] == NULL ||\n+\t\t\t\tsw->qids[i].cq_num_mapped_cqs == 0) {\n+\t\t\tSW_LOG_ERR(\"%s %d: queue %d not configured\\n\",\n+\t\t\t       __func__, __LINE__, i);\n+\t\t\treturn -EDEADLK;\n+\t\t}\n+\n+\t/* build up our prioritized array of qids */\n+\t/* We don't use qsort here, as if all/multiple entries have the same\n+\t * priority, the result is non-deterministic. From \"man 3 qsort\":\n+\t * \"If two members compare as equal, their order in the sorted\n+\t * array is undefined.\"\n+\t */\n+\tuint32_t qidx = 0;\n+\tfor (j = 0; j <= RTE_EVENT_DEV_PRIORITY_LOWEST; j++) {\n+\t\tfor (i = 0; i < sw->qid_count; i++) {\n+\t\t\tif (sw->qids[i].priority == j) {\n+\t\t\t\tsw->qids_prioritized[qidx] = &sw->qids[i];\n+\t\t\t\tqidx++;\n+\t\t\t}\n+\t\t}\n+\t}\n+\n+\trte_smp_wmb();\n+\tsw->started = 1;\n+\n+\treturn 0;\n+}\n+\n+static void\n+sw_stop(struct rte_eventdev *dev)\n+{\n+\tstruct sw_evdev *sw = sw_pmd_priv(dev);\n+\tsw->started = 0;\n+\trte_smp_wmb();\n+}\n+\n+static int\n+sw_close(struct rte_eventdev *dev)\n+{\n+\tstruct sw_evdev *sw = sw_pmd_priv(dev);\n+\tuint32_t i;\n+\n+\tfor (i = 0; i < sw->qid_count; i++)\n+\t\tsw_queue_release(dev, i);\n+\tsw->qid_count = 0;\n+\n+\tfor (i = 0; i < sw->port_count; i++)\n+\t\tsw_port_release(&sw->ports[i]);\n+\tsw->port_count = 0;\n+\n+\tmemset(&sw->stats, 0, sizeof(sw->stats));\n+\tsw->sched_called = 0;\n+\tsw->sched_no_iq_enqueues = 0;\n+\tsw->sched_no_cq_enqueues = 0;\n+\tsw->sched_cq_qid_called = 0;\n+\n+\treturn 0;\n+}\n+\n+static int\n assign_numa_node(const char *key __rte_unused, const char *value, void *opaque)\n {\n \tint *socket_id = opaque;\n@@ -477,6 +552,9 @@ sw_probe(const char *name, const char *params)\n \tstatic const struct rte_eventdev_ops evdev_sw_ops = {\n \t\t\t.dev_configure = sw_dev_configure,\n \t\t\t.dev_infos_get = sw_info_get,\n+\t\t\t.dev_close = sw_close,\n+\t\t\t.dev_start = sw_start,\n+\t\t\t.dev_stop = sw_stop,\n \n \t\t\t.queue_def_conf = sw_queue_def_conf,\n \t\t\t.queue_setup = sw_queue_setup,\n",
    "prefixes": [
        "dpdk-dev",
        "v6",
        "12/21"
    ]
}