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GET /api/patches/8054/?format=api
{ "id": 8054, "url": "https://patches.dpdk.org/api/patches/8054/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1445939209-12783-10-git-send-email-jing.d.chen@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": "<1445939209-12783-10-git-send-email-jing.d.chen@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1445939209-12783-10-git-send-email-jing.d.chen@intel.com", "date": "2015-10-27T09:46:42", "name": "[dpdk-dev,v3,09/16] fm10k: add function to decide best RX function", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "528e5990075fc922b6225c607abdaf934b334f42", "submitter": { "id": 40, "url": "https://patches.dpdk.org/api/people/40/?format=api", "name": "Chen, Jing D", "email": "jing.d.chen@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1445939209-12783-10-git-send-email-jing.d.chen@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/8054/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/8054/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 792CA8E6D;\n\tTue, 27 Oct 2015 10:47:21 +0100 (CET)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n\tby dpdk.org (Postfix) with ESMTP id 8D6848DA6\n\tfor <dev@dpdk.org>; Tue, 27 Oct 2015 10:47:18 +0100 (CET)", "from fmsmga002.fm.intel.com ([10.253.24.26])\n\tby fmsmga101.fm.intel.com with ESMTP; 27 Oct 2015 02:47:17 -0700", "from shvmail01.sh.intel.com ([10.239.29.42])\n\tby fmsmga002.fm.intel.com with ESMTP; 27 Oct 2015 02:47:17 -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 t9R9lDIa030970;\n\tTue, 27 Oct 2015 17:47:13 +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 t9R9lBRn013197; Tue, 27 Oct 2015 17:47:13 +0800", "(from jingche2@localhost)\n\tby shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t9R9lBJ0013193; \n\tTue, 27 Oct 2015 17:47:11 +0800" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.20,204,1444719600\"; d=\"scan'208\";a=\"836416463\"", "From": "\"Chen Jing D(Mark)\" <jing.d.chen@intel.com>", "To": "dev@dpdk.org", "Date": "Tue, 27 Oct 2015 17:46:42 +0800", "Message-Id": "<1445939209-12783-10-git-send-email-jing.d.chen@intel.com>", "X-Mailer": "git-send-email 1.7.12.2", "In-Reply-To": "<1445939209-12783-1-git-send-email-jing.d.chen@intel.com>", "References": "<1445507104-22563-2-git-send-email-jing.d.chen@intel.com>\n\t<1445939209-12783-1-git-send-email-jing.d.chen@intel.com>", "Subject": "[dpdk-dev] [PATCH v3 09/16] fm10k: add function to decide best RX\n\tfunction", "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": "From: \"Chen Jing D(Mark)\" <jing.d.chen@intel.com>\n\nAdd func fm10k_set_rx_function to decide best RX func in\nfm10k_dev_rx_init\n\nSigned-off-by: Chen Jing D(Mark) <jing.d.chen@intel.com>\n---\n drivers/net/fm10k/fm10k.h | 1 +\n drivers/net/fm10k/fm10k_ethdev.c | 36 ++++++++++++++++++++++++++++++++----\n 2 files changed, 33 insertions(+), 4 deletions(-)", "diff": "diff --git a/drivers/net/fm10k/fm10k.h b/drivers/net/fm10k/fm10k.h\nindex 06697fa..8614e81 100644\n--- a/drivers/net/fm10k/fm10k.h\n+++ b/drivers/net/fm10k/fm10k.h\n@@ -187,6 +187,7 @@ struct fm10k_rx_queue {\n \t/* Below 2 fields only valid in case vPMD is applied. */\n \tuint16_t rxrearm_nb; /* number of remaining to be re-armed */\n \tuint16_t rxrearm_start; /* the idx we start the re-arming from */\n+\tuint16_t rx_using_sse; /* indicates that vector RX is in use */\n \tuint8_t port_id;\n \tuint8_t drop_en;\n \tuint8_t rx_deferred_start; /* don't start this queue in dev start. */\ndiff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c\nindex 44c3d34..4690a0c 100644\n--- a/drivers/net/fm10k/fm10k_ethdev.c\n+++ b/drivers/net/fm10k/fm10k_ethdev.c\n@@ -67,6 +67,7 @@ static void\n fm10k_MACVLAN_remove_all(struct rte_eth_dev *dev);\n static void fm10k_tx_queue_release(void *queue);\n static void fm10k_rx_queue_release(void *queue);\n+static void fm10k_set_rx_function(struct rte_eth_dev *dev);\n \n static void\n fm10k_mbx_initlock(struct fm10k_hw *hw)\n@@ -462,7 +463,6 @@ fm10k_dev_rx_init(struct rte_eth_dev *dev)\n \t\t\tdev->data->dev_conf.rxmode.enable_scatter) {\n \t\t\tuint32_t reg;\n \t\t\tdev->data->scattered_rx = 1;\n-\t\t\tdev->rx_pkt_burst = fm10k_recv_scattered_pkts;\n \t\t\treg = FM10K_READ_REG(hw, FM10K_SRRCTL(i));\n \t\t\treg |= FM10K_SRRCTL_BUFFER_CHAINING_EN;\n \t\t\tFM10K_WRITE_REG(hw, FM10K_SRRCTL(i), reg);\n@@ -478,6 +478,9 @@ fm10k_dev_rx_init(struct rte_eth_dev *dev)\n \n \t/* Configure RSS if applicable */\n \tfm10k_dev_mq_rx_configure(dev);\n+\n+\t/* Decide the best RX function */\n+\tfm10k_set_rx_function(dev);\n \treturn 0;\n }\n \n@@ -2069,6 +2072,34 @@ static const struct eth_dev_ops fm10k_eth_dev_ops = {\n \t.rss_hash_conf_get\t= fm10k_rss_hash_conf_get,\n };\n \n+static void __attribute__((cold))\n+fm10k_set_rx_function(struct rte_eth_dev *dev)\n+{\n+\tstruct fm10k_dev_info *dev_info = FM10K_DEV_PRIVATE_TO_INFO(dev);\n+\tuint16_t i, rx_using_sse;\n+\n+\t/* In order to allow Vector Rx there are a few configuration\n+\t * conditions to be met.\n+\t */\n+\tif (!fm10k_rx_vec_condition_check(dev) && dev_info->rx_vec_allowed) {\n+\t\tif (dev->data->scattered_rx)\n+\t\t\tdev->rx_pkt_burst = fm10k_recv_scattered_pkts_vec;\n+\t\telse\n+\t\t\tdev->rx_pkt_burst = fm10k_recv_pkts_vec;\n+\t} else if (dev->data->scattered_rx)\n+\t\tdev->rx_pkt_burst = fm10k_recv_scattered_pkts;\n+\n+\trx_using_sse =\n+\t\t(dev->rx_pkt_burst == fm10k_recv_scattered_pkts_vec ||\n+\t\tdev->rx_pkt_burst == fm10k_recv_pkts_vec);\n+\n+\tfor (i = 0; i < dev->data->nb_rx_queues; i++) {\n+\t\tstruct fm10k_rx_queue *rxq = dev->data->rx_queues[i];\n+\t\trxq->rx_using_sse = rx_using_sse;\n+\t}\n+\n+}\n+\n static void\n fm10k_params_init(struct rte_eth_dev *dev)\n {\n@@ -2103,9 +2134,6 @@ eth_fm10k_dev_init(struct rte_eth_dev *dev)\n \tdev->rx_pkt_burst = &fm10k_recv_pkts;\n \tdev->tx_pkt_burst = &fm10k_xmit_pkts;\n \n-\tif (dev->data->scattered_rx)\n-\t\tdev->rx_pkt_burst = &fm10k_recv_scattered_pkts;\n-\n \t/* only initialize in the primary process */\n \tif (rte_eal_process_type() != RTE_PROC_PRIMARY)\n \t\treturn 0;\n", "prefixes": [ "dpdk-dev", "v3", "09/16" ] }