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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73CB3C433F5 for ; Thu, 27 Jan 2022 16:41:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243894AbiA0Qlk (ORCPT ); Thu, 27 Jan 2022 11:41:40 -0500 Received: from mga09.intel.com ([134.134.136.24]:22341 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243875AbiA0Qlj (ORCPT ); Thu, 27 Jan 2022 11:41:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643301699; x=1674837699; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Mji5AmxsLvPLgYnZaynZ0wS6ivR3ZHw8rgMNqUG/9Uo=; b=c+RhzObdAMw6IEgyWPryMIZSXucxOs3wTwqDLZOBxrof2tMiXFd0yr+7 BQF1Ie0JEaTl1LeKTWafY9wXDBki/DJYMSumDMjlKh3YDwUSQCngjrKHV M4NMV4XXAqKeBA5Zc4VWjZ5cjJMF5LoQ5oyQaa5z8ndnivNZISogKK3v8 7woEf8eqVHDrLAmv/NIjYw0PDLm+khcoVjdfIAoJtE32BFq5dYJgEJTZq mu5S4RCntQrVjnYyTYPnTjo5n3GxWqZGGVN0lKRfQe7Era+AGz4f8GPQQ N3YNdAmQG9jSdyyYURyVjMdjXppAa7+Mckz+GlGNymSRv3I9Q2K2/eqZg w==; X-IronPort-AV: E=McAfee;i="6200,9189,10239"; a="246683679" X-IronPort-AV: E=Sophos;i="5.88,321,1635231600"; d="scan'208";a="246683679" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jan 2022 08:41:39 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,321,1635231600"; d="scan'208";a="535727415" Received: from irvmail001.ir.intel.com ([10.43.11.63]) by orsmga008.jf.intel.com with ESMTP; 27 Jan 2022 08:41:36 -0800 Received: from switcheroo.igk.intel.com (switcheroo.igk.intel.com [172.22.229.137]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id 20RGfZK5011335; Thu, 27 Jan 2022 16:41:35 GMT From: Marcin Szycik To: netdev@vger.kernel.org Cc: michal.swiatkowski@linux.intel.com, wojciech.drewek@intel.com, davem@davemloft.net, kuba@kernel.org, Marcin Szycik Subject: [RFC PATCH net-next v3 0/5] ice: GTP support in switchdev Date: Thu, 27 Jan 2022 17:37:49 +0100 Message-Id: <20220127163749.374283-1-marcin.szycik@linux.intel.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add support for adding GTP-C and GTP-U filters in switchdev mode. To create a filter for GTP, create a GTP-type netdev with ip tool, enable hardware offload, add qdisc and add a filter in tc: ip link add $GTP0 type gtp role hsize ethtool -K $PF0 hw-tc-offload on tc qdisc add dev $GTP0 ingress tc filter add dev $GTP0 ingress prio 1 flower enc_key_id 1337 \ action mirred egress redirect dev $VF1_PR By default, a filter for GTP-U will be added. To add a filter for GTP-C, specify enc_dst_port = 2123, e.g.: tc filter add dev $GTP0 ingress prio 1 flower enc_key_id 1337 \ enc_dst_port 2123 action mirred egress redirect dev $VF1_PR Note: IPv6 offload is not supported yet. Note: GTP-U with no payload offload is not supported yet. ICE COMMS package is required to create a filter as it contains GTP profiles. Changes in iproute2 are required to be able to add GTP netdev and use GTP-specific options (QFI and PDU type). This patchset will be submitted separately. v2: Adding more CC v3: Fixed mail thread, sorry for spam Marcin Szycik (1): ice: Support GTP-U and GTP-C offload in switchdev Michal Swiatkowski (1): ice: Fix FV offset searching Wojciech Drewek (3): gtp: Allow to create GTP device without FDs gtp: Add support for checking GTP device type net/sched: Allow flower to match on GTP options drivers/net/ethernet/intel/ice/ice.h | 1 + .../net/ethernet/intel/ice/ice_flex_pipe.c | 46 +- .../net/ethernet/intel/ice/ice_flex_pipe.h | 2 +- .../net/ethernet/intel/ice/ice_flex_type.h | 6 +- .../ethernet/intel/ice/ice_protocol_type.h | 19 + drivers/net/ethernet/intel/ice/ice_switch.c | 630 ++++++++++++++++-- drivers/net/ethernet/intel/ice/ice_switch.h | 9 + drivers/net/ethernet/intel/ice/ice_tc_lib.c | 105 ++- drivers/net/ethernet/intel/ice/ice_tc_lib.h | 3 + drivers/net/gtp.c | 74 +- include/net/gtp.h | 11 + include/uapi/linux/if_tunnel.h | 4 +- include/uapi/linux/pkt_cls.h | 15 + net/sched/cls_flower.c | 116 ++++ 14 files changed, 967 insertions(+), 74 deletions(-) -- 2.31.1