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{
    "id": 113619,
    "url": "https://patches.dpdk.org/api/patches/113619/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/1656666167-26035-17-git-send-email-longli@linuxonhyperv.com/",
    "project": {
        "id": 1,
        "url": "https://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": "<1656666167-26035-17-git-send-email-longli@linuxonhyperv.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1656666167-26035-17-git-send-email-longli@linuxonhyperv.com",
    "date": "2022-07-01T09:02:46",
    "name": "[16/17] net/mana: add function to start/stop device",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "45e1fc1df3d8f2b98d8f3cec64e6f30fad83e8a5",
    "submitter": {
        "id": 1784,
        "url": "https://patches.dpdk.org/api/people/1784/?format=api",
        "name": "Long Li",
        "email": "longli@linuxonhyperv.com"
    },
    "delegate": {
        "id": 1,
        "url": "https://patches.dpdk.org/api/users/1/?format=api",
        "username": "tmonjalo",
        "first_name": "Thomas",
        "last_name": "Monjalon",
        "email": "thomas@monjalon.net"
    },
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/1656666167-26035-17-git-send-email-longli@linuxonhyperv.com/mbox/",
    "series": [
        {
            "id": 23855,
            "url": "https://patches.dpdk.org/api/series/23855/?format=api",
            "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=23855",
            "date": "2022-07-01T09:02:30",
            "name": "Introduce Microsoft Azure Network Adatper (MANA) PMD",
            "version": 1,
            "mbox": "https://patches.dpdk.org/series/23855/mbox/"
        }
    ],
    "comments": "https://patches.dpdk.org/api/patches/113619/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/113619/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@inbox.dpdk.org",
        "Delivered-To": "patchwork@inbox.dpdk.org",
        "Received": [
            "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 27F37A00C2;\n\tFri,  1 Jul 2022 11:04:53 +0200 (CEST)",
            "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 0216C42BC1;\n\tFri,  1 Jul 2022 11:03:22 +0200 (CEST)",
            "from linux.microsoft.com (linux.microsoft.com [13.77.154.182])\n by mails.dpdk.org (Postfix) with ESMTP id 24E4442B7E\n for <dev@dpdk.org>; Fri,  1 Jul 2022 11:03:11 +0200 (CEST)",
            "by linux.microsoft.com (Postfix, from userid 1004)\n id D215520C356C; Fri,  1 Jul 2022 02:03:10 -0700 (PDT)"
        ],
        "DKIM-Filter": "OpenDKIM Filter v2.11.0 linux.microsoft.com D215520C356C",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com;\n s=default; t=1656666190;\n bh=EKt0yGbEX0csvVGw40Zw6WI7d3Qp4psN7EcNY2Ih5ZU=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:Reply-To:From;\n b=T9Hw0z4jY/hye6cTNrI5tTqgc3Ibe3yQAdMuMS8JaF0xsT/2ImC8wEq6DeNUuxc8D\n MT/kGUS2+ZDLUol1kIMQ5/vHQG3W5eFqLZGScDW8I33il5PtHWXJqBCzY6ynYFrZlV\n SMoq46kwasRgVXCd2m8dj2kWhfGiIv7KtUfhsF0k=",
        "From": "longli@linuxonhyperv.com",
        "To": "Ferruh Yigit <ferruh.yigit@intel.com>",
        "Cc": "dev@dpdk.org, Ajay Sharma <sharmaajay@microsoft.com>,\n Stephen Hemminger <sthemmin@microsoft.com>, Long Li <longli@microsoft.com>",
        "Subject": "[PATCH 16/17] net/mana: add function to start/stop device",
        "Date": "Fri,  1 Jul 2022 02:02:46 -0700",
        "Message-Id": "<1656666167-26035-17-git-send-email-longli@linuxonhyperv.com>",
        "X-Mailer": "git-send-email 1.8.3.1",
        "In-Reply-To": "<1656666167-26035-1-git-send-email-longli@linuxonhyperv.com>",
        "References": "<1656666167-26035-1-git-send-email-longli@linuxonhyperv.com>",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <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 <mailto:dev-request@dpdk.org?subject=subscribe>",
        "Reply-To": "longli@microsoft.com",
        "Errors-To": "dev-bounces@dpdk.org"
    },
    "content": "From: Long Li <longli@microsoft.com>\n\nAdd support for starting/stopping the device.\n\nSigned-off-by: Long Li <longli@microsoft.com>\n---\n drivers/net/mana/mana.c | 70 +++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 70 insertions(+)",
    "diff": "diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c\nindex 0ffa2882e0..b919d86500 100644\n--- a/drivers/net/mana/mana.c\n+++ b/drivers/net/mana/mana.c\n@@ -126,6 +126,74 @@ static int mana_dev_configure(struct rte_eth_dev *dev)\n \n static int mana_intr_uninstall(struct mana_priv *priv);\n \n+static int\n+mana_dev_start(struct rte_eth_dev *dev)\n+{\n+\tint ret;\n+\tstruct mana_priv *priv = dev->data->dev_private;\n+\n+\trte_rwlock_init(&priv->mr_list_lock);\n+\tret = mana_mr_btree_init(&priv->mr_btree, MANA_MR_BTREE_CACHE_N,\n+\t\t\t\t dev->device->numa_node);\n+\tif (ret) {\n+\t\tDRV_LOG(ERR, \"Failed to init device MR btree %d\", ret);\n+\t\treturn ret;\n+\t}\n+\n+\tret = start_tx_queues(dev);\n+\tif (ret) {\n+\t\tDRV_LOG(ERR, \"failed to start tx queues %d\", ret);\n+\t\treturn ret;\n+\t}\n+\n+\tret = start_rx_queues(dev);\n+\tif (ret) {\n+\t\tDRV_LOG(ERR, \"failed to start rx queues %d\", ret);\n+\t\tstop_tx_queues(dev);\n+\t\treturn ret;\n+\t}\n+\n+\trte_wmb();\n+\n+\tdev->tx_pkt_burst = mana_tx_burst;\n+\tdev->rx_pkt_burst = mana_rx_burst;\n+\n+\tDRV_LOG(INFO, \"TX/RX queues have started\");\n+\n+\t/* Enable datapath for secondary processes */\n+\tmana_mp_req_on_rxtx(dev, MANA_MP_REQ_START_RXTX);\n+\n+\treturn 0;\n+}\n+\n+static int\n+mana_dev_stop(struct rte_eth_dev *dev __rte_unused)\n+{\n+\tint ret;\n+\n+\tdev->tx_pkt_burst = mana_tx_burst_removed;\n+\tdev->rx_pkt_burst = mana_rx_burst_removed;\n+\n+\t/* Stop datapath on secondary processes */\n+\tmana_mp_req_on_rxtx(dev, MANA_MP_REQ_STOP_RXTX);\n+\n+\trte_wmb();\n+\n+\tret = stop_tx_queues(dev);\n+\tif (ret) {\n+\t\tDRV_LOG(ERR, \"failed to stop tx queues\");\n+\t\treturn ret;\n+\t}\n+\n+\tret = stop_rx_queues(dev);\n+\tif (ret) {\n+\t\tDRV_LOG(ERR, \"failed to stop tx queues\");\n+\t\treturn ret;\n+\t}\n+\n+\treturn 0;\n+}\n+\n static int\n mana_dev_close(struct rte_eth_dev *dev)\n {\n@@ -464,6 +532,8 @@ static int mana_dev_link_update(struct rte_eth_dev *dev,\n \n const struct eth_dev_ops mana_dev_ops = {\n \t.dev_configure\t\t= mana_dev_configure,\n+\t.dev_start\t\t= mana_dev_start,\n+\t.dev_stop\t\t= mana_dev_stop,\n \t.dev_close\t\t= mana_dev_close,\n \t.dev_infos_get\t\t= mana_dev_info_get,\n \t.txq_info_get\t\t= mana_dev_tx_queue_info,\n",
    "prefixes": [
        "16/17"
    ]
}