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 C743CC28CF5 for ; Wed, 26 Jan 2022 18:47:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244191AbiAZSrd (ORCPT ); Wed, 26 Jan 2022 13:47:33 -0500 Received: from mga14.intel.com ([192.55.52.115]:15642 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232915AbiAZSrd (ORCPT ); Wed, 26 Jan 2022 13:47:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643222853; x=1674758853; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=TQOjJRw4GSNEHhEbpovjpLCE+1+6qAcVr7yv4IL6oY4=; b=RH7gStZh4Mg2ZIGURvZWfNQ/N5dJlthG4xPkBdw5lT9GnvFZlajWBv+f DnNMJnxeHUk0Voobklk/PsHRarNOStzglF23CcHqQqHGg9LPjflj/fFXq GyAbxT4hfItSugEVEqmuUYzH7iG+W6mpZFj5yNA8zxQGZOCAuqPGOo6pD Rn3HG3RUj+HW3Gh7sRWhaDhw3Eg4lgxcaUWBrp3lsY/C9xQy+ek9/+Nlh tNE+ZF4zRS6OP5q2TP0E1n/fT83df7n8/cMYDtlZcpBmO1yo7hII3ufFs zlBAXEwlIQqdkkJtBpbwv/J67mM0/QBxGYaYKwQbcLBny5VvkF8lKiCx8 g==; X-IronPort-AV: E=McAfee;i="6200,9189,10238"; a="246840762" X-IronPort-AV: E=Sophos;i="5.88,318,1635231600"; d="scan'208";a="246840762" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Jan 2022 10:47:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,318,1635231600"; d="scan'208";a="767220866" Received: from irvmail001.ir.intel.com ([10.43.11.63]) by fmsmga006.fm.intel.com with ESMTP; 26 Jan 2022 10:47:32 -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 20QIlVdY000727; Wed, 26 Jan 2022 18:47:31 GMT From: Marcin Szycik To: netdev@vger.kernel.org Cc: michal.swiatkowski@linux.intel.com, wojciech.drewek@intel.com, Marcin Szycik Subject: [RFC PATCH net-next 0/5] ice: GTP support in switchdev Date: Wed, 26 Jan 2022 19:43:53 +0100 Message-Id: <20220126184358.6505-1-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 will be submitted separately. 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