From patchwork Wed Jan 26 06:30:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jie Wang X-Patchwork-Id: 106550 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 E09F8A04A5; Wed, 26 Jan 2022 07:31:40 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 10F2B4271F; Wed, 26 Jan 2022 07:31:29 +0100 (CET) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by mails.dpdk.org (Postfix) with ESMTP id 13C8242715 for ; Wed, 26 Jan 2022 07:31:26 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643178687; x=1674714687; h=from:to:cc:subject:date:message-id:in-reply-to: references:reply-to:mime-version: content-transfer-encoding; bh=P1cyEdfDEAw1op1mtUPaE6kY23kEX6QXoQR4J9rCOOI=; b=Mn2lJ8Pw1kI8NKkvBJ3bnPqpB6rWUGmS3mBSi608t9hlPYEU7wW9alvM z2KDi1uEDzIDwYjaiSm7jaRGw5zdVqAtAy98cauBxTDp6JKx//dt0nn8L CVGvAnccK88THtuV7pCZZXzciXpvEYkzGXQxb0vUyuVXq8+73goshS4s3 ldiVD1kakPNOKdQu4RUfbrQuzfz5RJA8CcbMeaC//Xy4x9QVxCjAic2X6 ZStmaaQOG69ObjsutN8kjw4F2Ws5CTsHKWu+J8yA7GVprFezJshzgvRJT 3/voV5SpKKKounRSuINYfx+Z6aXamh4b4oE1LmagInJMsLTTrayNjbRrH A==; X-IronPort-AV: E=McAfee;i="6200,9189,10238"; a="227163634" X-IronPort-AV: E=Sophos;i="5.88,316,1635231600"; d="scan'208";a="227163634" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2022 22:31:26 -0800 X-IronPort-AV: E=Sophos;i="5.88,316,1635231600"; d="scan'208";a="520688845" Received: from intel-cd-odc-gavin.cd.intel.com ([10.240.178.183]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2022 22:31:23 -0800 From: Jie Wang To: dev@dpdk.org Cc: stevex.yang@intel.com, orika@nvidia.com, aman.deep.singh@intel.com, ferruh.yigit@intel.com, thomas@monjalon.net, andrew.rybchenko@oktetlabs.ru, jingjing.wu@intel.com, beilei.xing@intel.com, qi.z.zhang@intel.com, Jie Wang Subject: [PATCH v2 5/6] net/iavf: support L2TPv2 for AVF HASH Date: Wed, 26 Jan 2022 14:30:15 +0800 Message-Id: <20220126063016.2384393-6-jie1x.wang@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220126063016.2384393-1-jie1x.wang@intel.com> References: <20220126063016.2384393-1-jie1x.wang@intel.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: , Reply-To: 20220124065613.2197436-1-jie1x.wang@intel.com Errors-To: dev-bounces@dpdk.org Add support for PPP over L2TPv2 over UDP protocol and L2TPv2 protocol RSS hash based on outer MAC src address and L2TPv2 session ID. Patterns are listed below: eth/ipv4/udp/l2tpv2 eth/ipv4/udp/l2tpv2/ppp eth/ipv6/udp/l2tpv2 eth/ipv6/udp/l2tpv2/ppp Signed-off-by: Jie Wang --- doc/guides/rel_notes/release_22_03.rst | 6 ++ drivers/net/iavf/iavf.h | 2 + drivers/net/iavf/iavf_generic_flow.c | 34 +++++++++++ drivers/net/iavf/iavf_generic_flow.h | 6 ++ drivers/net/iavf/iavf_hash.c | 83 ++++++++++++++++++++++++-- 5 files changed, 127 insertions(+), 4 deletions(-) diff --git a/doc/guides/rel_notes/release_22_03.rst b/doc/guides/rel_notes/release_22_03.rst index 9a507ab9ea..0d1e4a0b61 100644 --- a/doc/guides/rel_notes/release_22_03.rst +++ b/doc/guides/rel_notes/release_22_03.rst @@ -64,6 +64,12 @@ New Features * Added rte_flow support for matching GENEVE packets. +* **Updated Intel iavf driver.** + + Added L2TPv2(include PPP over L2TPv2) RSS hash distribute packets + based on outer MAC src address and L2TPv2 session ID. + + Removed Items ------------- diff --git a/drivers/net/iavf/iavf.h b/drivers/net/iavf/iavf.h index 0bb5698583..a01d18e61b 100644 --- a/drivers/net/iavf/iavf.h +++ b/drivers/net/iavf/iavf.h @@ -93,6 +93,8 @@ #define IAVF_VLAN_TAG_PCP_OFFSET 13 +#define IAVF_L2TPV2_FLAGS_LEN 0x4000 + struct iavf_adapter; struct iavf_rx_queue; struct iavf_tx_queue; diff --git a/drivers/net/iavf/iavf_generic_flow.c b/drivers/net/iavf/iavf_generic_flow.c index 2befa125ac..1de4187e67 100644 --- a/drivers/net/iavf/iavf_generic_flow.c +++ b/drivers/net/iavf/iavf_generic_flow.c @@ -1611,6 +1611,40 @@ enum rte_flow_item_type iavf_pattern_eth_ipv6_gre_ipv6_udp[] = { RTE_FLOW_ITEM_TYPE_END, }; +enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2[] = { + RTE_FLOW_ITEM_TYPE_ETH, + RTE_FLOW_ITEM_TYPE_IPV4, + RTE_FLOW_ITEM_TYPE_UDP, + RTE_FLOW_ITEM_TYPE_L2TPV2, + RTE_FLOW_ITEM_TYPE_END, +}; + +enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2_ppp[] = { + RTE_FLOW_ITEM_TYPE_ETH, + RTE_FLOW_ITEM_TYPE_IPV4, + RTE_FLOW_ITEM_TYPE_UDP, + RTE_FLOW_ITEM_TYPE_L2TPV2, + RTE_FLOW_ITEM_TYPE_PPP, + RTE_FLOW_ITEM_TYPE_END, +}; + +enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_l2tpv2[] = { + RTE_FLOW_ITEM_TYPE_ETH, + RTE_FLOW_ITEM_TYPE_IPV6, + RTE_FLOW_ITEM_TYPE_UDP, + RTE_FLOW_ITEM_TYPE_L2TPV2, + RTE_FLOW_ITEM_TYPE_END, +}; + +enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_l2tpv2_ppp[] = { + RTE_FLOW_ITEM_TYPE_ETH, + RTE_FLOW_ITEM_TYPE_IPV6, + RTE_FLOW_ITEM_TYPE_UDP, + RTE_FLOW_ITEM_TYPE_L2TPV2, + RTE_FLOW_ITEM_TYPE_PPP, + RTE_FLOW_ITEM_TYPE_END, +}; + /* PPPoL2TPv2oUDP */ enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv4[] = { RTE_FLOW_ITEM_TYPE_ETH, diff --git a/drivers/net/iavf/iavf_generic_flow.h b/drivers/net/iavf/iavf_generic_flow.h index 3681a96b31..107bbc1a23 100644 --- a/drivers/net/iavf/iavf_generic_flow.h +++ b/drivers/net/iavf/iavf_generic_flow.h @@ -410,6 +410,12 @@ extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gre_ipv6_tcp[]; extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gre_ipv4_udp[]; extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gre_ipv6_udp[]; +/* L2TPv2 */ +extern enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2[]; +extern enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2_ppp[]; +extern enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_l2tpv2[]; +extern enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_l2tpv2_ppp[]; + /* PPPoL2TPv2oUDP */ extern enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv4[]; extern enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv6[]; diff --git a/drivers/net/iavf/iavf_hash.c b/drivers/net/iavf/iavf_hash.c index 5e0888ea68..f568239b71 100644 --- a/drivers/net/iavf/iavf_hash.c +++ b/drivers/net/iavf/iavf_hash.c @@ -36,6 +36,7 @@ #define IAVF_PHINT_MID_IPV6 BIT_ULL(8) /* L2TPv2 */ #define IAVF_PHINT_L2TPV2 BIT_ULL(9) +#define IAVF_PHINT_L2TPV2_LEN BIT_ULL(10) #define IAVF_PHINT_GTPU_MSK (IAVF_PHINT_GTPU | \ IAVF_PHINT_GTPU_EH | \ @@ -167,7 +168,9 @@ iavf_hash_parse_pattern_action(struct iavf_adapter *ad, FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_ECPRI_PC_RTC_ID), {BUFF_NOUSED} } #define proto_hdr_l2tpv2 { \ - VIRTCHNL_PROTO_HDR_L2TPV2, 0, {BUFF_NOUSED} } + VIRTCHNL_PROTO_HDR_L2TPV2, \ + FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_L2TPV2_SESS_ID) | \ + FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_L2TPV2_LEN_SESS_ID), {BUFF_NOUSED} } #define proto_hdr_ppp { \ VIRTCHNL_PROTO_HDR_PPP, 0, {BUFF_NOUSED} } @@ -392,6 +395,40 @@ struct virtchnl_proto_hdrs udp_l2tpv2_ppp_ipv6_tcp_tmplt = { proto_hdr_tcp} }; +struct virtchnl_proto_hdrs ipv4_l2tpv2_tmplt = { + TUNNEL_LEVEL_OUTER, 4, + {proto_hdr_eth, + proto_hdr_ipv4, + proto_hdr_udp, + proto_hdr_l2tpv2} +}; + +struct virtchnl_proto_hdrs ipv6_l2tpv2_tmplt = { + TUNNEL_LEVEL_OUTER, 4, + {proto_hdr_eth, + proto_hdr_ipv6, + proto_hdr_udp, + proto_hdr_l2tpv2} +}; + +struct virtchnl_proto_hdrs ipv4_l2tpv2_ppp_tmplt = { + TUNNEL_LEVEL_OUTER, 5, + {proto_hdr_eth, + proto_hdr_ipv4, + proto_hdr_udp, + proto_hdr_l2tpv2, + proto_hdr_ppp} +}; + +struct virtchnl_proto_hdrs ipv6_l2tpv2_ppp_tmplt = { + TUNNEL_LEVEL_OUTER, 5, + {proto_hdr_eth, + proto_hdr_ipv6, + proto_hdr_udp, + proto_hdr_l2tpv2, + proto_hdr_ppp} +}; + /* rss type super set */ /* IPv4 outer */ @@ -480,6 +517,11 @@ struct virtchnl_proto_hdrs udp_l2tpv2_ppp_ipv6_tcp_tmplt = { #define IAVF_RSS_TYPE_IPV4_PFCP (RTE_ETH_RSS_PFCP | RTE_ETH_RSS_IPV4) #define IAVF_RSS_TYPE_IPV6_PFCP (RTE_ETH_RSS_PFCP | RTE_ETH_RSS_IPV6) +/* L2TPv2 */ +#define IAVF_RSS_TYPE_ETH_L2TPV2 (RTE_ETH_RSS_L2TPV2 | \ + RTE_ETH_RSS_ETH | \ + RTE_ETH_RSS_L2_SRC_ONLY) + /** * Supported pattern for hash. * The first member is pattern item type, @@ -547,6 +589,8 @@ static struct iavf_pattern_match_item iavf_hash_pattern_list[] = { {iavf_pattern_eth_ipv6_gre_ipv4_tcp, IAVF_RSS_TYPE_INNER_IPV4_TCP, &inner_ipv4_tcp_tmplt}, {iavf_pattern_eth_ipv4_gre_ipv4_udp, IAVF_RSS_TYPE_INNER_IPV4_UDP, &inner_ipv4_udp_tmplt}, {iavf_pattern_eth_ipv6_gre_ipv4_udp, IAVF_RSS_TYPE_INNER_IPV4_UDP, &inner_ipv4_udp_tmplt}, + {iavf_pattern_eth_ipv4_udp_l2tpv2, IAVF_RSS_TYPE_ETH_L2TPV2, &ipv4_l2tpv2_tmplt}, + {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp, IAVF_RSS_TYPE_ETH_L2TPV2, &ipv4_l2tpv2_ppp_tmplt}, {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv4, IAVF_RSS_TYPE_INNER_IPV4, &udp_l2tpv2_ppp_ipv4_tmplt}, {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv4_udp, IAVF_RSS_TYPE_INNER_IPV4_UDP, &udp_l2tpv2_ppp_ipv4_udp_tmplt}, {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv4_tcp, IAVF_RSS_TYPE_INNER_IPV4_TCP, &udp_l2tpv2_ppp_ipv4_tcp_tmplt}, @@ -614,6 +658,8 @@ static struct iavf_pattern_match_item iavf_hash_pattern_list[] = { {iavf_pattern_eth_ipv6_gre_ipv6_tcp, IAVF_RSS_TYPE_INNER_IPV6_TCP, &inner_ipv6_tcp_tmplt}, {iavf_pattern_eth_ipv4_gre_ipv6_udp, IAVF_RSS_TYPE_INNER_IPV6_UDP, &inner_ipv6_udp_tmplt}, {iavf_pattern_eth_ipv6_gre_ipv6_udp, IAVF_RSS_TYPE_INNER_IPV6_UDP, &inner_ipv6_udp_tmplt}, + {iavf_pattern_eth_ipv6_udp_l2tpv2, IAVF_RSS_TYPE_ETH_L2TPV2, &ipv6_l2tpv2_tmplt}, + {iavf_pattern_eth_ipv6_udp_l2tpv2_ppp, IAVF_RSS_TYPE_ETH_L2TPV2, &ipv6_l2tpv2_ppp_tmplt}, {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv6, IAVF_RSS_TYPE_INNER_IPV6, &udp_l2tpv2_ppp_ipv6_tmplt}, {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv6_udp, IAVF_RSS_TYPE_INNER_IPV6_UDP, &udp_l2tpv2_ppp_ipv6_udp_tmplt}, {iavf_pattern_eth_ipv4_udp_l2tpv2_ppp_ipv6_tcp, IAVF_RSS_TYPE_INNER_IPV6_TCP, &udp_l2tpv2_ppp_ipv6_tcp_tmplt}, @@ -744,6 +790,8 @@ iavf_hash_parse_pattern(const struct rte_flow_item pattern[], uint64_t *phint, const struct rte_flow_item_gtp_psc *psc; const struct rte_flow_item_ecpri *ecpri; struct rte_ecpri_common_hdr ecpri_common; + const struct rte_flow_item_l2tpv2 *l2tpv2; + uint16_t flags_version; for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) { if (item->last) { @@ -802,7 +850,18 @@ iavf_hash_parse_pattern(const struct rte_flow_item pattern[], uint64_t *phint, *phint |= IAVF_PHINT_GRE; break; case RTE_FLOW_ITEM_TYPE_L2TPV2: - *phint |= IAVF_PHINT_L2TPV2; + l2tpv2 = item->spec; + + if (l2tpv2) { + flags_version = rte_be_to_cpu_16( + l2tpv2->hdr.common.flags_version); + if (flags_version & IAVF_L2TPV2_FLAGS_LEN) + *phint |= IAVF_PHINT_L2TPV2_LEN; + else + *phint |= IAVF_PHINT_L2TPV2; + } else { + *phint |= IAVF_PHINT_L2TPV2; + } break; default: break; @@ -1024,6 +1083,10 @@ iavf_refine_proto_hdrs_l234(struct virtchnl_proto_hdrs *proto_hdrs, if (!(rss_type & RTE_ETH_RSS_ECPRI)) hdr->field_selector = 0; break; + case VIRTCHNL_PROTO_HDR_L2TPV2: + if (!(rss_type & RTE_ETH_RSS_L2TPV2)) + hdr->field_selector = 0; + break; default: break; } @@ -1130,10 +1193,10 @@ static void iavf_refine_proto_hdrs_l2tpv2(struct virtchnl_proto_hdrs *proto_hdrs, uint64_t phint) { - struct virtchnl_proto_hdr *hdr1; + struct virtchnl_proto_hdr *hdr, *hdr1; int i; - if (!(phint & IAVF_PHINT_L2TPV2)) + if (!(phint & IAVF_PHINT_L2TPV2) && !(phint & IAVF_PHINT_L2TPV2_LEN)) return; if (proto_hdrs->tunnel_level == TUNNEL_LEVEL_INNER) { @@ -1150,7 +1213,19 @@ iavf_refine_proto_hdrs_l2tpv2(struct virtchnl_proto_hdrs *proto_hdrs, VIRTCHNL_SET_PROTO_HDR_TYPE(hdr1, IPV4); else if (phint & IAVF_PHINT_OUTER_IPV6) VIRTCHNL_SET_PROTO_HDR_TYPE(hdr1, IPV6); + } else { + for (i = 0; i < proto_hdrs->count; i++) { + hdr = &proto_hdrs->proto_hdr[i]; + if (hdr->type == VIRTCHNL_PROTO_HDR_L2TPV2) { + if (phint & IAVF_PHINT_L2TPV2) { + REFINE_PROTO_FLD(DEL, L2TPV2_LEN_SESS_ID); + } else if (phint & IAVF_PHINT_L2TPV2_LEN) { + REFINE_PROTO_FLD(DEL, L2TPV2_SESS_ID); + } + } + } } + } static void iavf_refine_proto_hdrs(struct virtchnl_proto_hdrs *proto_hdrs,