From patchwork Mon Mar 22 20:32:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Nguyen X-Patchwork-Id: 407476 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80531C433DB for ; Mon, 22 Mar 2021 20:32:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 512296198C for ; Mon, 22 Mar 2021 20:32:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232367AbhCVUbv (ORCPT ); Mon, 22 Mar 2021 16:31:51 -0400 Received: from mga09.intel.com ([134.134.136.24]:5504 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231547AbhCVUbU (ORCPT ); Mon, 22 Mar 2021 16:31:20 -0400 IronPort-SDR: pyUVcQzbDODa7KcEXahskOrN6zcA5bbAMpWaQYfKD6kKJoX1xXKVbYEEyp6QYz29mFMW5iogDg xDOUKske7Atw== X-IronPort-AV: E=McAfee;i="6000,8403,9931"; a="190438213" X-IronPort-AV: E=Sophos;i="5.81,269,1610438400"; d="scan'208";a="190438213" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Mar 2021 13:31:18 -0700 IronPort-SDR: 2OMk6EiCyIIsIu3HqsyCo+iNw0ff4enM+67hmA0+9+1nLdGHCuSafp+a9FEBzA2qZxG7f2fCS+ SDa4Ttmi4RyA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.81,269,1610438400"; d="scan'208";a="375810589" Received: from anguy11-desk2.jf.intel.com ([10.166.244.147]) by orsmga006.jf.intel.com with ESMTP; 22 Mar 2021 13:31:17 -0700 From: Tony Nguyen To: davem@davemloft.net, kuba@kernel.org Cc: Qi Zhang , netdev@vger.kernel.org, sassmann@redhat.com, anthony.l.nguyen@intel.com, haiyue.wang@intel.com, Dan Nowlin , Chen Bo Subject: [PATCH net-next 05/18] ice: Enhanced IPv4 and IPv6 flow filter Date: Mon, 22 Mar 2021 13:32:31 -0700 Message-Id: <20210322203244.2525310-6-anthony.l.nguyen@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210322203244.2525310-1-anthony.l.nguyen@intel.com> References: <20210322203244.2525310-1-anthony.l.nguyen@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Qi Zhang Separate IPv4 and IPv6 ptype bit mask table into 2 tables: with or without L4 protocols. When a flow filter without any l4 type is specified, the ICE_FLOW_SEG_HDR_IPV_OTHER flag can be used to describe if user want to create a IP rule target for all IP packet or just IP packet without l4 header. Signed-off-by: Dan Nowlin Signed-off-by: Qi Zhang Tested-by: Chen Bo Signed-off-by: Tony Nguyen --- drivers/net/ethernet/intel/ice/ice_flow.c | 54 ++++++++++++++++++++--- drivers/net/ethernet/intel/ice/ice_flow.h | 4 ++ 2 files changed, 53 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/intel/ice/ice_flow.c b/drivers/net/ethernet/intel/ice/ice_flow.c index 5e8e0808a9b2..ded70e443e7b 100644 --- a/drivers/net/ethernet/intel/ice/ice_flow.c +++ b/drivers/net/ethernet/intel/ice/ice_flow.c @@ -157,7 +157,9 @@ static const u32 ice_ptypes_macvlan_il[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; -/* Packet types for packets with an Outer/First/Single IPv4 header */ +/* Packet types for packets with an Outer/First/Single IPv4 header, does NOT + * include IPv4 other PTYPEs + */ static const u32 ice_ptypes_ipv4_ofos[] = { 0x1DC00000, 0x04000800, 0x00000000, 0x00000000, 0x00000000, 0x00000155, 0x00000000, 0x00000000, @@ -167,6 +169,18 @@ static const u32 ice_ptypes_ipv4_ofos[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Outer/First/Single IPv4 header, includes + * IPv4 other PTYPEs + */ +static const u32 ice_ptypes_ipv4_ofos_all[] = { + 0x1DC00000, 0x04000800, 0x00000000, 0x00000000, + 0x00000000, 0x00000155, 0x00000000, 0x00000000, + 0x00000000, 0x000FC000, 0x83E0F800, 0x00000101, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; @@ -183,7 +197,9 @@ static const u32 ice_ptypes_ipv4_il[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; -/* Packet types for packets with an Outer/First/Single IPv6 header */ +/* Packet types for packets with an Outer/First/Single IPv6 header, does NOT + * include IPv6 other PTYPEs + */ static const u32 ice_ptypes_ipv6_ofos[] = { 0x00000000, 0x00000000, 0x77000000, 0x10002000, 0x00000000, 0x000002AA, 0x00000000, 0x00000000, @@ -193,6 +209,18 @@ static const u32 ice_ptypes_ipv6_ofos[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Outer/First/Single IPv6 header, includes + * IPv6 other PTYPEs + */ +static const u32 ice_ptypes_ipv6_ofos_all[] = { + 0x00000000, 0x00000000, 0x77000000, 0x10002000, + 0x00000000, 0x000002AA, 0x00000000, 0x00000000, + 0x00080F00, 0x03F00000, 0x7C1F0000, 0x00000206, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; @@ -577,6 +605,9 @@ struct ice_flow_prof_params { #define ICE_FLOW_SEG_HDRS_L4_MASK \ (ICE_FLOW_SEG_HDR_ICMP | ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_UDP | \ ICE_FLOW_SEG_HDR_SCTP) +/* mask for L4 protocols that are NOT part of IPv4/6 OTHER PTYPE groups */ +#define ICE_FLOW_SEG_HDRS_L4_MASK_NO_OTHER \ + (ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_SCTP) /** * ice_flow_val_hdrs - validates packet segments for valid protocol headers @@ -692,8 +723,21 @@ ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params) (const unsigned long *)ice_ptypes_arp_of, ICE_FLOW_PTYPE_MAX); } + if ((hdrs & ICE_FLOW_SEG_HDR_IPV4) && - !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)) { + (hdrs & ICE_FLOW_SEG_HDR_IPV_OTHER)) { + src = i ? (const unsigned long *)ice_ptypes_ipv4_il : + (const unsigned long *)ice_ptypes_ipv4_ofos_all; + bitmap_and(params->ptypes, params->ptypes, src, + ICE_FLOW_PTYPE_MAX); + } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV6) && + (hdrs & ICE_FLOW_SEG_HDR_IPV_OTHER)) { + src = i ? (const unsigned long *)ice_ptypes_ipv6_il : + (const unsigned long *)ice_ptypes_ipv6_ofos_all; + bitmap_and(params->ptypes, params->ptypes, src, + ICE_FLOW_PTYPE_MAX); + } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV4) && + !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK_NO_OTHER)) { src = !i ? (const unsigned long *)ice_ipv4_ofos_no_l4 : (const unsigned long *)ice_ipv4_il_no_l4; bitmap_and(params->ptypes, params->ptypes, src, @@ -704,7 +748,7 @@ ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params) bitmap_and(params->ptypes, params->ptypes, src, ICE_FLOW_PTYPE_MAX); } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV6) && - !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)) { + !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK_NO_OTHER)) { src = !i ? (const unsigned long *)ice_ipv6_ofos_no_l4 : (const unsigned long *)ice_ipv6_il_no_l4; bitmap_and(params->ptypes, params->ptypes, src, @@ -1793,7 +1837,7 @@ ice_flow_set_rss_seg_info(struct ice_flow_seg_info *segs, u64 hash_fields, ICE_FLOW_SET_HDRS(segs, flow_hdr); if (segs->hdrs & ~ICE_FLOW_RSS_SEG_HDR_VAL_MASKS & - ~ICE_FLOW_RSS_HDRS_INNER_MASK) + ~ICE_FLOW_RSS_HDRS_INNER_MASK & ~ICE_FLOW_SEG_HDR_IPV_OTHER) return ICE_ERR_PARAM; val = (u64)(segs->hdrs & ICE_FLOW_RSS_SEG_HDR_L3_MASKS); diff --git a/drivers/net/ethernet/intel/ice/ice_flow.h b/drivers/net/ethernet/intel/ice/ice_flow.h index feda2ffd47ae..80bcd6fd21fc 100644 --- a/drivers/net/ethernet/intel/ice/ice_flow.h +++ b/drivers/net/ethernet/intel/ice/ice_flow.h @@ -135,6 +135,10 @@ enum ice_flow_seg_hdr { ICE_FLOW_SEG_HDR_ESP = 0x00100000, ICE_FLOW_SEG_HDR_AH = 0x00200000, ICE_FLOW_SEG_HDR_NAT_T_ESP = 0x00400000, + /* The following is an additive bit for ICE_FLOW_SEG_HDR_IPV4 and + * ICE_FLOW_SEG_HDR_IPV6 which include the IPV4 other PTYPEs + */ + ICE_FLOW_SEG_HDR_IPV_OTHER = 0x20000000, }; /* These segments all have the same PTYPES, but are otherwise distinguished by