From mboxrd@z Thu Jan 1 00:00:00 1970 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=-16.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 CEFF8C433E2 for ; Tue, 15 Sep 2020 20:30:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7EBD3207DE for ; Tue, 15 Sep 2020 20:30:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600201807; bh=w2b/mGwOanH31s7Lrui5TD2QMtu7FRYiq0hQME9X02Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=bkDYp6qUewKaocUTRnzYcZzLQYTwib2a/4yZJ9fCLAblBy8kGowNpsZPvBoJC/mZD D+Ul7DPDzp9ccbGtLQdjhW2YX/pU9J7EusR/yuujabrkc/0hosEYHIay/9sbHuvU8y tdDyWa5Ztq3kvd3yxAD7r+QIhfa+5clg7u9StitE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728043AbgIOU3f (ORCPT ); Tue, 15 Sep 2020 16:29:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:54380 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727964AbgIOU1m (ORCPT ); Tue, 15 Sep 2020 16:27:42 -0400 Received: from sx1.lan (c-24-6-56-119.hsd1.ca.comcast.net [24.6.56.119]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 81750221E5; Tue, 15 Sep 2020 20:26:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600201561; bh=w2b/mGwOanH31s7Lrui5TD2QMtu7FRYiq0hQME9X02Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xckbTlaiMxyAj5jDmI8Rnlh7VmIpLNCgrReJv6L/J2rjngtXeXoBuEGTeEngp/YI8 dZFC1akIWjgedpkfWiNjDhTAqWQMxW2TGtY9BJOp9pptN/4Rub4ZOU3xPTQ0HH2sti M8bXD4pALtIcM2n+gmxrFiGKm1YJAxdUBLhIEK5I= From: saeed@kernel.org To: "David S. Miller" , Jakub Kicinski Cc: netdev@vger.kernel.org, Maor Dickman , Roi Dayan , Saeed Mahameed Subject: [net-next 15/16] net/mlx5e: Add IPv6 traffic class (DSCP) header rewrite support Date: Tue, 15 Sep 2020 13:25:32 -0700 Message-Id: <20200915202533.64389-16-saeed@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200915202533.64389-1-saeed@kernel.org> References: <20200915202533.64389-1-saeed@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Maor Dickman Add support for rewriting of IPV6 DSCP part of traffic class field. Next commands, for example, can be used to offload rewrite action: OVS: $ ovs-ofctl add-flow ovs-sriov "tcpv6, in_port=REP, \ actions=mod_nw_tos:68, output:NIC" iproute2: $ tc filter add dev REP ingress protocol ipv6 prio 1 flower skip_sw \ ip_proto tcp \ action pedit ex munge ip6 traffic_class set 68 retain 0xfc pipe \ action mirred egress redirect dev NIC Signed-off-by: Maor Dickman Reviewed-by: Roi Dayan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 2dded22a64a3..817c503693fc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -2615,6 +2615,7 @@ static struct mlx5_fields fields[] = { OFFLOAD(DIPV6_31_0, 32, U32_MAX, ip6.daddr.s6_addr32[3], 0, dst_ipv4_dst_ipv6.ipv6_layout.ipv6[12]), OFFLOAD(IPV6_HOPLIMIT, 8, U8_MAX, ip6.hop_limit, 0, ttl_hoplimit), + OFFLOAD(IP_DSCP, 16, 0xc00f, ip6, 0, ip_dscp), OFFLOAD(TCP_SPORT, 16, U16_MAX, tcp.source, 0, tcp_sport), OFFLOAD(TCP_DPORT, 16, U16_MAX, tcp.dest, 0, tcp_dport), -- 2.26.2