From patchwork Fri Feb 9 18:16:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 136575 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: 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]) by inbox.dpdk.org (Postfix) with ESMTP id 24AD043ABD; Fri, 9 Feb 2024 19:16:49 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B8DFA4067A; Fri, 9 Feb 2024 19:16:48 +0100 (CET) Received: from mail-pf1-f175.google.com (mail-pf1-f175.google.com [209.85.210.175]) by mails.dpdk.org (Postfix) with ESMTP id B15D6402AF for ; Fri, 9 Feb 2024 19:16:47 +0100 (CET) Received: by mail-pf1-f175.google.com with SMTP id d2e1a72fcca58-6e02597a0afso912301b3a.1 for ; Fri, 09 Feb 2024 10:16:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1707502606; x=1708107406; darn=dpdk.org; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=QHe93cy+/71S7WWStQNQsUZugZFVqBS2HlSg8v0IbX8=; b=MNyl7qZ2+xDajVOHWxfCqWaS5PsZIf/BiytgXaCwajihUMyNjVlD7HaeTu+k+YOYTW D1GYssq2eNmwmvUyFQr0qK0teUBmleV2HBBXiM5q1EuMnwMrjEPVON206gEeGhnNkKqT waecGQt+96UV9XT4u0T2CRlNefkBXLIIFT+9c= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707502606; x=1708107406; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=QHe93cy+/71S7WWStQNQsUZugZFVqBS2HlSg8v0IbX8=; b=F4SW79gpfc1VkQhfVsQ0CJjCNU+llwqlbpIdCBgWuyVrfwNta37+VF2568MTmA9FJK sH3BsMC/cKcO7c5Q3p3e0EcvxIOSn6+6WT3C9+cMbfc3UG845cAdNroAQ+aFzio3pEKY C+MCDkjAWC5deVE8NOsAYjjK2gKie4UJqwE3O6mEBnmViaI9dA5Y/a6BmjABUcYxiXud OrfV+tc4zKiPNBzgickrCc5Wgqr1bGxkO9le2+7mmT9ZslsxgU8mQBdEaqrU0diKflRY Os7eQ73CdQxDXOxlVC0dlzOlnQ7DYJSv58V6pRFzqJcU+OfCd23GkuJTrKPZ9NBwtDcq dZ4A== X-Gm-Message-State: AOJu0YyVj5cPJUNHi2A4y8xjp+RAvezsIclIqZq0hMfuhCjIuYUy6igm Ec93wxKP/lfqfqoyHJ7oeTkuduIOaOECOFzx4k1AvUKNYyerc+ubtD0jWwrL0SrANNi5naZw7XV SS6C+EdjiW6PcOflfoyyBP+PbwVSHAv5ZmyTmUJ/lM98rjAjsqi+7av2zpkEQPedOtD7aDVdX5Q TgRMKlR+tOSbk/8oQ97B5kAlpyFyQC X-Google-Smtp-Source: AGHT+IHYObUqPzqZYlW5qsTCdDLwiloKs+UYKRpVcVy2xqwK0TfslV5sr6UlmMGq9aTpOvFBSnSiUw== X-Received: by 2002:a62:d41d:0:b0:6e0:3f2d:4c04 with SMTP id a29-20020a62d41d000000b006e03f2d4c04mr19507pfh.23.1707502605972; Fri, 09 Feb 2024 10:16:45 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCWIToIj2dK8Ia4CIJVH0MmCvhdKMCVidOHbLV3vc0Irx/dV43RnPCy7B9AqXa48mcUmuirlXDuBvAH/rahFVLwSPRAxL8uGJ7KX9RF0+Q== Received: from C02GC2QQMD6T.lan ([2605:a601:a780:1400:785a:6843:c439:954e]) by smtp.gmail.com with ESMTPSA id v11-20020a056a00148b00b006e0334e3dd9sm820636pfu.76.2024.02.09.10.16.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Feb 2024 10:16:45 -0800 (PST) From: Ajit Khaparde To: dev@dpdk.org Cc: ferruh.yigit@amd.com, andrew.rybchenko@oktetlabs.ru Subject: [PATCH v3] ethdev: add support for RSS based on IPv6 flow label Date: Fri, 9 Feb 2024 10:16:16 -0800 Message-Id: <20240209181615.84171-1-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <80d5ebe2-68d9-4ffc-bb4b-72e96119b141@amd.com> References: <80d5ebe2-68d9-4ffc-bb4b-72e96119b141@amd.com> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On supporting hardware, the 20-bit Flow Label field in the IPv6 header can be used to perform RSS in the ingress path. Flow label values can be chosen such that they can be used as part of the input to a hash function used in a load distribution scheme. Example to configure IPv6 flow label based RSS: flow create 0 ingress pattern eth / ipv6 / tcp / end actions rss types ipv6-flow-label end / end Signed-off-by: Ajit Khaparde Acked-by: Ferruh Yigit --- v1->v2: Merge ethdev and testpmd patches into one patch v2->v3: Update testpmd documentation --- app/test-pmd/cmdline.c | 8 ++++---- app/test-pmd/config.c | 1 + doc/guides/testpmd_app_ug/testpmd_funcs.rst | 2 +- lib/ethdev/rte_ethdev.h | 1 + 4 files changed, 7 insertions(+), 5 deletions(-) diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index d8ea2b76e6..ced4a762fc 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -715,7 +715,7 @@ static void cmd_help_long_parsed(void *parsed_result, "port config all rss (all|default|level-default|level-outer|level-inner|" "ip|tcp|udp|sctp|tunnel|vlan|none|" "ipv4|ipv4-frag|ipv4-tcp|ipv4-udp|ipv4-sctp|ipv4-other|" - "ipv6|ipv6-frag|ipv6-tcp|ipv6-udp|ipv6-sctp|ipv6-other|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|" + "ipv6|ipv6-frag|ipv6-tcp|ipv6-udp|ipv6-sctp|ipv6-other|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|ipv6-flow-label|" "l2-payload|port|vxlan|geneve|nvgre|gtpu|eth|s-vlan|c-vlan|" "esp|ah|l2tpv3|pfcp|pppoe|ecpri|mpls|ipv4-chksum|l4-chksum|" "l2tpv2|l3-pre96|l3-pre64|l3-pre56|l3-pre48|l3-pre40|l3-pre32|" @@ -2133,7 +2133,7 @@ static cmdline_parse_inst_t cmd_config_rss = { "all|default|level-default|level-outer|level-inner|" "ip|tcp|udp|sctp|tunnel|vlan|none|" "ipv4|ipv4-frag|ipv4-tcp|ipv4-udp|ipv4-sctp|ipv4-other|" - "ipv6|ipv6-frag|ipv6-tcp|ipv6-udp|ipv6-sctp|ipv6-other|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|" + "ipv6|ipv6-frag|ipv6-tcp|ipv6-udp|ipv6-sctp|ipv6-other|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|ipv6-flow-label|" "l2-payload|port|vxlan|geneve|nvgre|gtpu|eth|s-vlan|c-vlan|" "esp|ah|l2tpv3|pfcp|pppoe|ecpri|mpls|ipv4-chksum|l4-chksum|" "l2tpv2|l3-pre96|l3-pre64|l3-pre56|l3-pre48|l3-pre40|l3-pre32|" @@ -2249,7 +2249,7 @@ static cmdline_parse_token_string_t cmd_config_rss_hash_key_rss_type = "ipv4#ipv4-frag#ipv4-tcp#ipv4-udp#ipv4-sctp#" "ipv4-other#ipv6#ipv6-frag#ipv6-tcp#ipv6-udp#" "ipv6-sctp#ipv6-other#l2-payload#ipv6-ex#" - "ipv6-tcp-ex#ipv6-udp-ex#" + "ipv6-tcp-ex#ipv6-udp-ex#ipv6-flow-label#" "l3-src-only#l3-dst-only#l4-src-only#l4-dst-only#" "l2-src-only#l2-dst-only#s-vlan#c-vlan#" "l2tpv3#esp#ah#pfcp#pppoe#gtpu#ecpri#mpls#l2tpv2"); @@ -2262,7 +2262,7 @@ static cmdline_parse_inst_t cmd_config_rss_hash_key = { .help_str = "port config rss-hash-key " "ipv4|ipv4-frag|ipv4-tcp|ipv4-udp|ipv4-sctp|ipv4-other|" "ipv6|ipv6-frag|ipv6-tcp|ipv6-udp|ipv6-sctp|ipv6-other|" - "l2-payload|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|" + "l2-payload|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|ipv6-flow-label|" "l3-src-only|l3-dst-only|l4-src-only|l4-dst-only|" "l2-src-only|l2-dst-only|s-vlan|c-vlan|" "l2tpv3|esp|ah|pfcp|pppoe|gtpu|ecpri|mpls|l2tpv2 " diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index 2c4dedd603..3c5c5bac67 100644 --- a/app/test-pmd/config.c +++ b/app/test-pmd/config.c @@ -148,6 +148,7 @@ const struct rss_type_info rss_type_table[] = { { "l4-src-only", RTE_ETH_RSS_L4_SRC_ONLY }, { "l3-dst-only", RTE_ETH_RSS_L3_DST_ONLY }, { "l3-src-only", RTE_ETH_RSS_L3_SRC_ONLY }, + { "ipv6-flow-label", RTE_ETH_RSS_IPV6_FLOW_LABEL }, { NULL, 0}, }; diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst index 468f70b79b..917d01dd4f 100644 --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst @@ -2114,7 +2114,7 @@ Set the RSS (Receive Side Scaling) mode on or off:: ip|tcp|udp|sctp|tunnel|vlan|none| \ ipv4|ipv4-frag|ipv4-tcp|ipv4-udp|ipv4-sctp|ipv4-other| \ ipv6|ipv6-frag|ipv6-tcp|ipv6-udp|ipv6-sctp| \ - ipv6-other|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex| \ + ipv6-other|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|ipv6-flow-label| \ l2-payload|port|vxlan|geneve|nvgre|gtpu|eth|s-vlan|c-vlan| \ esp|ah|l2tpv3|pfcp|pppoe|ecpri|mpls|ipv4-chksum|l4-chksum| \ l2tpv2|l3-pre96|l3-pre64|l3-pre56|l3-pre48|l3-pre40|l3-pre32| \ diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h index 2687c23fa6..75a3f5f2c7 100644 --- a/lib/ethdev/rte_ethdev.h +++ b/lib/ethdev/rte_ethdev.h @@ -587,6 +587,7 @@ struct rte_eth_rss_conf { #define RTE_ETH_RSS_L4_CHKSUM RTE_BIT64(35) #define RTE_ETH_RSS_L2TPV2 RTE_BIT64(36) +#define RTE_ETH_RSS_IPV6_FLOW_LABEL RTE_BIT64(37) /* * We use the following macros to combine with above RTE_ETH_RSS_* for