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GET /api/patches/123755/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 123755,
    "url": "http://patches.dpdk.org/api/patches/123755/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20230213021956.2953088-20-mingxia.liu@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": "<20230213021956.2953088-20-mingxia.liu@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20230213021956.2953088-20-mingxia.liu@intel.com",
    "date": "2023-02-13T02:19:54",
    "name": "[v6,19/21] net/cpfl: add RSS set/get ops",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "f26f0394b5ec569342212633c3eba539c3f122d1",
    "submitter": {
        "id": 2514,
        "url": "http://patches.dpdk.org/api/people/2514/?format=api",
        "name": "Liu, Mingxia",
        "email": "mingxia.liu@intel.com"
    },
    "delegate": {
        "id": 319,
        "url": "http://patches.dpdk.org/api/users/319/?format=api",
        "username": "fyigit",
        "first_name": "Ferruh",
        "last_name": "Yigit",
        "email": "ferruh.yigit@amd.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20230213021956.2953088-20-mingxia.liu@intel.com/mbox/",
    "series": [
        {
            "id": 26969,
            "url": "http://patches.dpdk.org/api/series/26969/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=26969",
            "date": "2023-02-13T02:19:35",
            "name": "add support for cpfl PMD in DPDK",
            "version": 6,
            "mbox": "http://patches.dpdk.org/series/26969/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/123755/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/123755/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 F36C241C7F;\n\tMon, 13 Feb 2023 04:19:32 +0100 (CET)",
            "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id EE50E42D5F;\n\tMon, 13 Feb 2023 04:18:12 +0100 (CET)",
            "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n by mails.dpdk.org (Postfix) with ESMTP id 84B8240EF1\n for <dev@dpdk.org>; Mon, 13 Feb 2023 04:18:10 +0100 (CET)",
            "from fmsmga002.fm.intel.com ([10.253.24.26])\n by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 12 Feb 2023 19:17:50 -0800",
            "from dpdk-mingxial-01.sh.intel.com ([10.67.119.167])\n by fmsmga002.fm.intel.com with ESMTP; 12 Feb 2023 19:17:49 -0800"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1676258290; x=1707794290;\n h=from:to:cc:subject:date:message-id:in-reply-to:\n references:mime-version:content-transfer-encoding;\n bh=fCg6yf4P2IVc8Q5DiLfUexRNVePCzGTjWfup520KXTM=;\n b=NLys+kuSUkjLy3feYx7aauMcuRcxaJB14bIwthPJMAVksk9h5wJ1yjxq\n 0m5/DRMx7LGRrTh8jQTRFx3snPw3QcmXWI4BkpYvqknmIywIz8KRH1VPM\n lGvGOJHRsvBbmoaL+3TvRH3EKGMkI+GiOOXLvpF03M0vhjQhJ5n7/Wu0k\n rKdmM2b+oDps0C2wj88KAEhqV9M+idWCQaGiDF7M/TDiOEgS7jQIj20RA\n eYB0D4Sw0dl0ZDqG8jmZM7/nB3KlLSBcL/SP0Io9MouBJpu8ziiQPUsFh\n ZtWaoPNiTJHlebqKmgIbdTpVU0zX84LymvHu0FBmvmApzqsy/JpsGxU9g g==;",
        "X-IronPort-AV": [
            "E=McAfee;i=\"6500,9779,10619\"; a=\"328504081\"",
            "E=Sophos;i=\"5.97,291,1669104000\"; d=\"scan'208\";a=\"328504081\"",
            "E=McAfee;i=\"6500,9779,10619\"; a=\"777658029\"",
            "E=Sophos;i=\"5.97,291,1669104000\"; d=\"scan'208\";a=\"777658029\""
        ],
        "X-ExtLoop1": "1",
        "From": "Mingxia Liu <mingxia.liu@intel.com>",
        "To": "dev@dpdk.org,\n\tbeilei.xing@intel.com,\n\tyuying.zhang@intel.com",
        "Cc": "Mingxia Liu <mingxia.liu@intel.com>",
        "Subject": "[PATCH v6 19/21] net/cpfl: add RSS set/get ops",
        "Date": "Mon, 13 Feb 2023 02:19:54 +0000",
        "Message-Id": "<20230213021956.2953088-20-mingxia.liu@intel.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20230213021956.2953088-1-mingxia.liu@intel.com>",
        "References": "<20230209084541.2712723-1-mingxia.liu@intel.com>\n <20230213021956.2953088-1-mingxia.liu@intel.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "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>",
        "Errors-To": "dev-bounces@dpdk.org"
    },
    "content": "Add support for these device ops:\n- rss_reta_update\n- rss_reta_query\n- rss_hash_update\n- rss_hash_conf_get\n\nSigned-off-by: Mingxia Liu <mingxia.liu@intel.com>\n---\n drivers/net/cpfl/cpfl_ethdev.c | 270 ++++++++++++++++++++++++++++++++-\n 1 file changed, 269 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/drivers/net/cpfl/cpfl_ethdev.c b/drivers/net/cpfl/cpfl_ethdev.c\nindex 0fb9f0455b..d2387b9a39 100644\n--- a/drivers/net/cpfl/cpfl_ethdev.c\n+++ b/drivers/net/cpfl/cpfl_ethdev.c\n@@ -30,6 +30,56 @@ static const char * const cpfl_valid_args[] = {\n \tNULL\n };\n \n+static const uint64_t cpfl_map_hena_rss[] = {\n+\t[IDPF_HASH_NONF_UNICAST_IPV4_UDP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_UDP,\n+\t[IDPF_HASH_NONF_MULTICAST_IPV4_UDP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_UDP,\n+\t[IDPF_HASH_NONF_IPV4_UDP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_UDP,\n+\t[IDPF_HASH_NONF_IPV4_TCP_SYN_NO_ACK] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_TCP,\n+\t[IDPF_HASH_NONF_IPV4_TCP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_TCP,\n+\t[IDPF_HASH_NONF_IPV4_SCTP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_SCTP,\n+\t[IDPF_HASH_NONF_IPV4_OTHER] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV4_OTHER,\n+\t[IDPF_HASH_FRAG_IPV4] = RTE_ETH_RSS_FRAG_IPV4,\n+\n+\t/* IPv6 */\n+\t[IDPF_HASH_NONF_UNICAST_IPV6_UDP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_UDP,\n+\t[IDPF_HASH_NONF_MULTICAST_IPV6_UDP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_UDP,\n+\t[IDPF_HASH_NONF_IPV6_UDP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_UDP,\n+\t[IDPF_HASH_NONF_IPV6_TCP_SYN_NO_ACK] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_TCP,\n+\t[IDPF_HASH_NONF_IPV6_TCP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_TCP,\n+\t[IDPF_HASH_NONF_IPV6_SCTP] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_SCTP,\n+\t[IDPF_HASH_NONF_IPV6_OTHER] =\n+\t\t\tRTE_ETH_RSS_NONFRAG_IPV6_OTHER,\n+\t[IDPF_HASH_FRAG_IPV6] = RTE_ETH_RSS_FRAG_IPV6,\n+\n+\t/* L2 Payload */\n+\t[IDPF_HASH_L2_PAYLOAD] = RTE_ETH_RSS_L2_PAYLOAD\n+};\n+\n+static const uint64_t cpfl_ipv4_rss = RTE_ETH_RSS_NONFRAG_IPV4_UDP |\n+\t\t\t  RTE_ETH_RSS_NONFRAG_IPV4_TCP |\n+\t\t\t  RTE_ETH_RSS_NONFRAG_IPV4_SCTP |\n+\t\t\t  RTE_ETH_RSS_NONFRAG_IPV4_OTHER |\n+\t\t\t  RTE_ETH_RSS_FRAG_IPV4;\n+\n+static const uint64_t cpfl_ipv6_rss = RTE_ETH_RSS_NONFRAG_IPV6_UDP |\n+\t\t\t  RTE_ETH_RSS_NONFRAG_IPV6_TCP |\n+\t\t\t  RTE_ETH_RSS_NONFRAG_IPV6_SCTP |\n+\t\t\t  RTE_ETH_RSS_NONFRAG_IPV6_OTHER |\n+\t\t\t  RTE_ETH_RSS_FRAG_IPV6;\n+\n static int\n cpfl_dev_link_update(struct rte_eth_dev *dev,\n \t\t     __rte_unused int wait_to_complete)\n@@ -97,6 +147,9 @@ cpfl_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)\n \tdev_info->max_mtu = vport->max_mtu;\n \tdev_info->min_mtu = RTE_ETHER_MIN_MTU;\n \n+\tdev_info->hash_key_size = vport->rss_key_size;\n+\tdev_info->reta_size = vport->rss_lut_size;\n+\n \tdev_info->flow_type_rss_offloads = CPFL_RSS_OFFLOAD_ALL;\n \n \tdev_info->rx_offload_capa =\n@@ -259,6 +312,36 @@ cpfl_dev_stats_reset(struct rte_eth_dev *dev)\n \treturn 0;\n }\n \n+static int cpfl_config_rss_hf(struct idpf_vport *vport, uint64_t rss_hf)\n+{\n+\tuint64_t hena = 0;\n+\tuint16_t i;\n+\n+\t/**\n+\t * RTE_ETH_RSS_IPV4 and RTE_ETH_RSS_IPV6 can be considered as 2\n+\t * generalizations of all other IPv4 and IPv6 RSS types.\n+\t */\n+\tif (rss_hf & RTE_ETH_RSS_IPV4)\n+\t\trss_hf |= cpfl_ipv4_rss;\n+\n+\tif (rss_hf & RTE_ETH_RSS_IPV6)\n+\t\trss_hf |= cpfl_ipv6_rss;\n+\n+\tfor (i = 0; i < RTE_DIM(cpfl_map_hena_rss); i++) {\n+\t\tif (cpfl_map_hena_rss[i] & rss_hf)\n+\t\t\thena |= BIT_ULL(i);\n+\t}\n+\n+\t/**\n+\t * At present, cp doesn't process the virtual channel msg of rss_hf configuration,\n+\t * tips are given below.\n+\t */\n+\tif (hena != vport->rss_hf)\n+\t\tPMD_DRV_LOG(WARNING, \"Updating RSS Hash Function is not supported at present.\");\n+\n+\treturn 0;\n+}\n+\n static int\n cpfl_init_rss(struct idpf_vport *vport)\n {\n@@ -279,7 +362,7 @@ cpfl_init_rss(struct idpf_vport *vport)\n \t\t\t     vport->rss_key_size);\n \t\treturn -EINVAL;\n \t} else {\n-\t\trte_memcpy(vport->rss_key, rss_conf->rss_key,\n+\t\tmemcpy(vport->rss_key, rss_conf->rss_key,\n \t\t\t   vport->rss_key_size);\n \t}\n \n@@ -295,6 +378,187 @@ cpfl_init_rss(struct idpf_vport *vport)\n \treturn ret;\n }\n \n+static int\n+cpfl_rss_reta_update(struct rte_eth_dev *dev,\n+\t\t     struct rte_eth_rss_reta_entry64 *reta_conf,\n+\t\t     uint16_t reta_size)\n+{\n+\tstruct idpf_vport *vport = dev->data->dev_private;\n+\tstruct idpf_adapter *adapter = vport->adapter;\n+\tuint16_t idx, shift;\n+\tint ret = 0;\n+\tuint16_t i;\n+\n+\tif (adapter->caps.rss_caps == 0 || dev->data->nb_rx_queues == 0) {\n+\t\tPMD_DRV_LOG(DEBUG, \"RSS is not supported\");\n+\t\treturn -ENOTSUP;\n+\t}\n+\n+\tif (reta_size != vport->rss_lut_size) {\n+\t\tPMD_DRV_LOG(ERR, \"The size of hash lookup table configured \"\n+\t\t\t\t \"(%d) doesn't match the number of hardware can \"\n+\t\t\t\t \"support (%d)\",\n+\t\t\t    reta_size, vport->rss_lut_size);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tfor (i = 0; i < reta_size; i++) {\n+\t\tidx = i / RTE_ETH_RETA_GROUP_SIZE;\n+\t\tshift = i % RTE_ETH_RETA_GROUP_SIZE;\n+\t\tif (reta_conf[idx].mask & (1ULL << shift))\n+\t\t\tvport->rss_lut[i] = reta_conf[idx].reta[shift];\n+\t}\n+\n+\t/* send virtchnl ops to configure RSS */\n+\tret = idpf_vc_rss_lut_set(vport);\n+\tif (ret)\n+\t\tPMD_INIT_LOG(ERR, \"Failed to configure RSS lut\");\n+\n+\treturn ret;\n+}\n+\n+static int\n+cpfl_rss_reta_query(struct rte_eth_dev *dev,\n+\t\t    struct rte_eth_rss_reta_entry64 *reta_conf,\n+\t\t    uint16_t reta_size)\n+{\n+\tstruct idpf_vport *vport = dev->data->dev_private;\n+\tstruct idpf_adapter *adapter = vport->adapter;\n+\tuint16_t idx, shift;\n+\tint ret = 0;\n+\tuint16_t i;\n+\n+\tif (adapter->caps.rss_caps == 0 || dev->data->nb_rx_queues == 0) {\n+\t\tPMD_DRV_LOG(DEBUG, \"RSS is not supported\");\n+\t\treturn -ENOTSUP;\n+\t}\n+\n+\tif (reta_size != vport->rss_lut_size) {\n+\t\tPMD_DRV_LOG(ERR, \"The size of hash lookup table configured \"\n+\t\t\t\"(%d) doesn't match the number of hardware can \"\n+\t\t\t\"support (%d)\", reta_size, vport->rss_lut_size);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tret = idpf_vc_rss_lut_get(vport);\n+\tif (ret) {\n+\t\tPMD_DRV_LOG(ERR, \"Failed to get RSS LUT\");\n+\t\treturn ret;\n+\t}\n+\n+\tfor (i = 0; i < reta_size; i++) {\n+\t\tidx = i / RTE_ETH_RETA_GROUP_SIZE;\n+\t\tshift = i % RTE_ETH_RETA_GROUP_SIZE;\n+\t\tif (reta_conf[idx].mask & (1ULL << shift))\n+\t\t\treta_conf[idx].reta[shift] = vport->rss_lut[i];\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static int\n+cpfl_rss_hash_update(struct rte_eth_dev *dev,\n+\t\t     struct rte_eth_rss_conf *rss_conf)\n+{\n+\tstruct idpf_vport *vport = dev->data->dev_private;\n+\tstruct idpf_adapter *adapter = vport->adapter;\n+\tint ret = 0;\n+\n+\tif (adapter->caps.rss_caps == 0 || dev->data->nb_rx_queues == 0) {\n+\t\tPMD_DRV_LOG(DEBUG, \"RSS is not supported\");\n+\t\treturn -ENOTSUP;\n+\t}\n+\n+\tif (!rss_conf->rss_key || rss_conf->rss_key_len == 0) {\n+\t\tPMD_DRV_LOG(DEBUG, \"No key to be configured\");\n+\t\tgoto skip_rss_key;\n+\t} else if (rss_conf->rss_key_len != vport->rss_key_size) {\n+\t\tPMD_DRV_LOG(ERR, \"The size of hash key configured \"\n+\t\t\t\t \"(%d) doesn't match the size of hardware can \"\n+\t\t\t\t \"support (%d)\",\n+\t\t\t    rss_conf->rss_key_len,\n+\t\t\t    vport->rss_key_size);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tmemcpy(vport->rss_key, rss_conf->rss_key,\n+\t\t   vport->rss_key_size);\n+\tret = idpf_vc_rss_key_set(vport);\n+\tif (ret != 0) {\n+\t\tPMD_INIT_LOG(ERR, \"Failed to configure RSS key\");\n+\t\treturn ret;\n+\t}\n+\n+skip_rss_key:\n+\tret = cpfl_config_rss_hf(vport, rss_conf->rss_hf);\n+\tif (ret != 0) {\n+\t\tPMD_INIT_LOG(ERR, \"Failed to configure RSS hash\");\n+\t\treturn ret;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static uint64_t\n+cpfl_map_general_rss_hf(uint64_t config_rss_hf, uint64_t last_general_rss_hf)\n+{\n+\tuint64_t valid_rss_hf = 0;\n+\tuint16_t i;\n+\n+\tfor (i = 0; i < RTE_DIM(cpfl_map_hena_rss); i++) {\n+\t\tuint64_t bit = BIT_ULL(i);\n+\n+\t\tif (bit & config_rss_hf)\n+\t\t\tvalid_rss_hf |= cpfl_map_hena_rss[i];\n+\t}\n+\n+\tif (valid_rss_hf & cpfl_ipv4_rss)\n+\t\tvalid_rss_hf |= last_general_rss_hf & RTE_ETH_RSS_IPV4;\n+\n+\tif (valid_rss_hf & cpfl_ipv6_rss)\n+\t\tvalid_rss_hf |= last_general_rss_hf & RTE_ETH_RSS_IPV6;\n+\n+\treturn valid_rss_hf;\n+}\n+\n+static int\n+cpfl_rss_hash_conf_get(struct rte_eth_dev *dev,\n+\t\t       struct rte_eth_rss_conf *rss_conf)\n+{\n+\tstruct idpf_vport *vport = dev->data->dev_private;\n+\tstruct idpf_adapter *adapter = vport->adapter;\n+\tint ret = 0;\n+\n+\tif (adapter->caps.rss_caps == 0 || dev->data->nb_rx_queues == 0) {\n+\t\tPMD_DRV_LOG(DEBUG, \"RSS is not supported\");\n+\t\treturn -ENOTSUP;\n+\t}\n+\n+\tret = idpf_vc_rss_hash_get(vport);\n+\tif (ret) {\n+\t\tPMD_DRV_LOG(ERR, \"Failed to get RSS hf\");\n+\t\treturn ret;\n+\t}\n+\n+\trss_conf->rss_hf = cpfl_map_general_rss_hf(vport->rss_hf, vport->last_general_rss_hf);\n+\n+\tif (!rss_conf->rss_key)\n+\t\treturn 0;\n+\n+\tret = idpf_vc_rss_key_get(vport);\n+\tif (ret) {\n+\t\tPMD_DRV_LOG(ERR, \"Failed to get RSS key\");\n+\t\treturn ret;\n+\t}\n+\n+\tif (rss_conf->rss_key_len > vport->rss_key_size)\n+\t\trss_conf->rss_key_len = vport->rss_key_size;\n+\n+\tmemcpy(rss_conf->rss_key, vport->rss_key, rss_conf->rss_key_len);\n+\n+\treturn 0;\n+}\n+\n static int\n cpfl_dev_configure(struct rte_eth_dev *dev)\n {\n@@ -852,6 +1116,10 @@ static const struct eth_dev_ops cpfl_eth_dev_ops = {\n \t.dev_supported_ptypes_get\t= cpfl_dev_supported_ptypes_get,\n \t.stats_get\t\t\t= cpfl_dev_stats_get,\n \t.stats_reset\t\t\t= cpfl_dev_stats_reset,\n+\t.reta_update\t\t\t= cpfl_rss_reta_update,\n+\t.reta_query\t\t\t= cpfl_rss_reta_query,\n+\t.rss_hash_update\t\t= cpfl_rss_hash_update,\n+\t.rss_hash_conf_get\t\t= cpfl_rss_hash_conf_get,\n };\n \n static uint16_t\n",
    "prefixes": [
        "v6",
        "19/21"
    ]
}