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{
    "id": 34930,
    "url": "http://patches.dpdk.org/api/patches/34930/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/1517791895-3061-3-git-send-email-xiangxia.m.yue@gmail.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",
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    },
    "msgid": "<1517791895-3061-3-git-send-email-xiangxia.m.yue@gmail.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1517791895-3061-3-git-send-email-xiangxia.m.yue@gmail.com",
    "date": "2018-02-05T00:51:32",
    "name": "[dpdk-dev,v3,2/5] net/ixgbe: set the ITR via configuration.",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "3728970eda5e1e25fd6bde3b2997b1ece1043b0a",
    "submitter": {
        "id": 834,
        "url": "http://patches.dpdk.org/api/people/834/?format=api",
        "name": "Tonghao Zhang",
        "email": "xiangxia.m.yue@gmail.com"
    },
    "delegate": {
        "id": 2642,
        "url": "http://patches.dpdk.org/api/users/2642/?format=api",
        "username": "mcoquelin",
        "first_name": "Maxime",
        "last_name": "Coquelin",
        "email": "maxime.coquelin@redhat.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/1517791895-3061-3-git-send-email-xiangxia.m.yue@gmail.com/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/34930/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/34930/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 2ABEB1B293;\n\tMon,  5 Feb 2018 01:51:54 +0100 (CET)",
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        "From": "xiangxia.m.yue@gmail.com",
        "To": "beilei.xing@intel.com, wei.dai@intel.com, helin.zhang@intel.com,\n\twenzhuo.lu@intel.com",
        "Cc": "dev@dpdk.org,\n\tTonghao Zhang <xiangxia.m.yue@gmail.com>",
        "Date": "Sun,  4 Feb 2018 16:51:32 -0800",
        "Message-Id": "<1517791895-3061-3-git-send-email-xiangxia.m.yue@gmail.com>",
        "X-Mailer": "git-send-email 1.8.3.1",
        "In-Reply-To": "<1517791895-3061-1-git-send-email-xiangxia.m.yue@gmail.com>",
        "References": "<1517791895-3061-1-git-send-email-xiangxia.m.yue@gmail.com>",
        "Subject": "[dpdk-dev] [PATCH v3 2/5] net/ixgbe: set the ITR via configuration.",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "From: Tonghao Zhang <xiangxia.m.yue@gmail.com>\n\nWith this patch, the ITR value of ixgbe PF, can be\nconfigured as wanted.\n\nSigned-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>\n---\n drivers/net/ixgbe/ixgbe_ethdev.c | 5 +----\n drivers/net/ixgbe/ixgbe_rxtx.c   | 3 ++-\n 2 files changed, 3 insertions(+), 5 deletions(-)",
    "diff": "diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c\nindex 495e72c..14296ea 100644\n--- a/drivers/net/ixgbe/ixgbe_ethdev.c\n+++ b/drivers/net/ixgbe/ixgbe_ethdev.c\n@@ -60,9 +60,6 @@\n  */\n #define IXGBE_FC_LO    0x40\n \n-/* Default minimum inter-interrupt interval for EITR configuration */\n-#define IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT    0x79E\n-\n /* Timer value included in XOFF frames. */\n #define IXGBE_FC_PAUSE 0x680\n \n@@ -5856,7 +5853,7 @@ static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on)\n \t\tbreak;\n \t}\n \tIXGBE_WRITE_REG(hw, IXGBE_EITR(IXGBE_MISC_VEC_ID),\n-\t\t\tIXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT & 0xFFF);\n+\t\t\tixgbe_calc_itr_interval(RTE_LIBRTE_IXGBE_ITR_INTERVAL));\n \n \t/* set up to autoclear timer, and the vectors */\n \tmask = IXGBE_EIMS_ENABLE_MASK;\ndiff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c\nindex 9bc8462..cb51f46 100644\n--- a/drivers/net/ixgbe/ixgbe_rxtx.c\n+++ b/drivers/net/ixgbe/ixgbe_rxtx.c\n@@ -4695,7 +4695,8 @@ void __attribute__((cold))\n \t\t * at most 500us latency for a single RSC aggregation.\n \t\t */\n \t\teitr &= ~IXGBE_EITR_ITR_INT_MASK;\n-\t\teitr |= IXGBE_EITR_INTERVAL_US(500) | IXGBE_EITR_CNT_WDIS;\n+\t\teitr |= ixgbe_calc_itr_interval(RTE_LIBRTE_IXGBE_ITR_INTERVAL);\n+\t\teitr |= IXGBE_EITR_CNT_WDIS;\n \n \t\tIXGBE_WRITE_REG(hw, IXGBE_SRRCTL(rxq->reg_idx), srrctl);\n \t\tIXGBE_WRITE_REG(hw, IXGBE_RSCCTL(rxq->reg_idx), rscctl);\n",
    "prefixes": [
        "dpdk-dev",
        "v3",
        "2/5"
    ]
}