Patch Detail

HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 8078,
    "url": "https://patches.dpdk.org/api/patches/8078/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/1445957897-26909-2-git-send-email-yong.liu@intel.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": "<1445957897-26909-2-git-send-email-yong.liu@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1445957897-26909-2-git-send-email-yong.liu@intel.com",
    "date": "2015-10-27T14:58:11",
    "name": "[dpdk-dev,v2,1/7] e1000: add rx interrupt support",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "42d56fc406c8aa6af89f8d3b8c8d7b36cb6e1af8",
    "submitter": {
        "id": 17,
        "url": "https://patches.dpdk.org/api/people/17/?format=api",
        "name": "Marvin Liu",
        "email": "yong.liu@intel.com"
    },
    "delegate": null,
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/1445957897-26909-2-git-send-email-yong.liu@intel.com/mbox/",
    "series": [],
    "comments": "https://patches.dpdk.org/api/patches/8078/comments/",
    "check": "pending",
    "checks": "https://patches.dpdk.org/api/patches/8078/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 A5B3D8D9D;\n\tTue, 27 Oct 2015 15:58:28 +0100 (CET)",
            "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n\tby dpdk.org (Postfix) with ESMTP id 4E43E8D9C\n\tfor <dev@dpdk.org>; Tue, 27 Oct 2015 15:58:27 +0100 (CET)",
            "from orsmga003.jf.intel.com ([10.7.209.27])\n\tby fmsmga102.fm.intel.com with ESMTP; 27 Oct 2015 07:58:26 -0700",
            "from shvmail01.sh.intel.com ([10.239.29.42])\n\tby orsmga003.jf.intel.com with ESMTP; 27 Oct 2015 07:58:25 -0700",
            "from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com\n\t[10.239.29.89])\n\tby shvmail01.sh.intel.com with ESMTP id t9REwOmb019990;\n\tTue, 27 Oct 2015 22:58:24 +0800",
            "from shecgisg004.sh.intel.com (localhost [127.0.0.1])\n\tby shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP\n\tid t9REwKnh026952; Tue, 27 Oct 2015 22:58:23 +0800",
            "(from yliu84x@localhost)\n\tby shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t9REwKvC026948; \n\tTue, 27 Oct 2015 22:58:20 +0800"
        ],
        "X-ExtLoop1": "1",
        "X-IronPort-AV": "E=Sophos;i=\"5.20,205,1444719600\"; d=\"scan'208\";a=\"672746478\"",
        "From": "Yong Liu <yong.liu@intel.com>",
        "To": "dev@dpdk.org",
        "Date": "Tue, 27 Oct 2015 22:58:11 +0800",
        "Message-Id": "<1445957897-26909-2-git-send-email-yong.liu@intel.com>",
        "X-Mailer": "git-send-email 1.7.4.1",
        "In-Reply-To": "<1445957897-26909-1-git-send-email-yong.liu@intel.com>",
        "References": "<1445957897-26909-1-git-send-email-yong.liu@intel.com>",
        "Subject": "[dpdk-dev] [PATCH v2 1/7] e1000: add rx interrupt support",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "patches and discussions about DPDK <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": "Enable rx interrupt support on e1000 physical and emulated device.\n\nSigned-off-by: Marvin Liu <yong.liu@intel.com>",
    "diff": "diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c\nindex 912f5dd..3be8269 100644\n--- a/drivers/net/e1000/em_ethdev.c\n+++ b/drivers/net/e1000/em_ethdev.c\n@@ -81,6 +81,7 @@ static int eth_em_flow_ctrl_get(struct rte_eth_dev *dev,\n static int eth_em_flow_ctrl_set(struct rte_eth_dev *dev,\n \t\t\t\tstruct rte_eth_fc_conf *fc_conf);\n static int eth_em_interrupt_setup(struct rte_eth_dev *dev);\n+static int eth_em_rxq_interrupt_setup(struct rte_eth_dev *dev);\n static int eth_em_interrupt_get_status(struct rte_eth_dev *dev);\n static int eth_em_interrupt_action(struct rte_eth_dev *dev);\n static void eth_em_interrupt_handler(struct rte_intr_handle *handle,\n@@ -107,6 +108,7 @@ static void em_vlan_hw_strip_disable(struct rte_eth_dev *dev);\n static void eth_em_vlan_filter_set(struct rte_eth_dev *dev,\n \t\t\t\t\tuint16_t vlan_id, int on);\n */\n+static void em_rxq_intr_enable(struct e1000_hw *hw);\n static int eth_em_led_on(struct rte_eth_dev *dev);\n static int eth_em_led_off(struct rte_eth_dev *dev);\n \n@@ -608,6 +610,9 @@ eth_em_start(struct rte_eth_dev *dev)\n \t\t\treturn ret;\n \t\t}\n \t}\n+\t/* check if rxq interrupt is enabled */\n+\tif (dev->data->dev_conf.intr_conf.rxq != 0)\n+\t\teth_em_rxq_interrupt_setup(dev);\n \n \tadapter->stopped = 0;\n \n@@ -1277,6 +1282,42 @@ eth_em_interrupt_setup(struct rte_eth_dev *dev)\n }\n \n /*\n+ * It clears the interrupt causes and enables the interrupt.\n+ * It will be called once only during nic initialized.\n+ *\n+ * @param dev\n+ *  Pointer to struct rte_eth_dev.\n+ *\n+ * @return\n+ *  - On success, zero.\n+ *  - On failure, a negative value.\n+ */\n+static int\n+eth_em_rxq_interrupt_setup(struct rte_eth_dev *dev)\n+{\n+\tstruct e1000_hw *hw =\n+\tE1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);\n+\n+\tE1000_READ_REG(hw, E1000_ICR);\n+\tem_rxq_intr_enable(hw);\n+\treturn 0;\n+}\n+\n+/*\n+ * It enable receive packet interrupt.\n+ * @param hw\n+ * Pointer to struct e1000_hw\n+ *\n+ * @return\n+ */\n+static void\n+em_rxq_intr_enable(struct e1000_hw *hw)\n+{\n+\tE1000_WRITE_REG(hw, E1000_IMS, E1000_IMS_RXT0);\n+\tE1000_WRITE_FLUSH(hw);\n+}\n+\n+/*\n  * It reads ICR and gets interrupt causes, check it and set a bit flag\n  * to update link status.\n  *\n",
    "prefixes": [
        "dpdk-dev",
        "v2",
        "1/7"
    ]
}