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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 2ED7AC433E0 for ; Fri, 15 Jan 2021 04:31:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D01C32184D for ; Fri, 15 Jan 2021 04:31:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733032AbhAOEas (ORCPT ); Thu, 14 Jan 2021 23:30:48 -0500 Received: from m9785.mail.qiye.163.com ([220.181.97.85]:58830 "EHLO m9785.mail.qiye.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727301AbhAOEar (ORCPT ); Thu, 14 Jan 2021 23:30:47 -0500 X-Greylist: delayed 1191 seconds by postgrey-1.27 at vger.kernel.org; Thu, 14 Jan 2021 23:30:46 EST Received: from [192.168.188.110] (unknown [106.75.220.2]) by m9785.mail.qiye.163.com (Hmail) with ESMTPA id BD5C15C1DD3; Fri, 15 Jan 2021 11:53:49 +0800 (CST) Subject: Ktls RX offload in CX6 of mellanox To: tariqt@nvidia.com, borisp@nvidia.com Cc: Linux Kernel Network Developers References: <616cd09a-c0ba-68e1-5d72-96b0f9abd2e4@ucloud.cn> From: wenxu Message-ID: Date: Fri, 15 Jan 2021 11:53:47 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgYFAkeWUFZS1VLWVdZKFlBSUI3V1ktWUFJV1kPCR oVCBIfWUFZSh5KQ0hIS0hJHk5CVkpNSktNQ0lDSEtLTktVGRETFhoSFyQUDg9ZV1kWGg8SFR0UWU FZT0tIVUpKS0NJQ1VLWQY+ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6OTY6PQw*ET0xCBYtIikJChFI OU0wFCNVSlVKTUpLTUNJQ0hLSkJLVTMWGhIXVQweFQMOOw4YFxQOH1UYFUVZV1kSC1lBWUpLTVVM TlVJSUtVSVlXWQgBWUFJTUxKNwY+ X-HM-Tid: 0a77042d8cbe2087kuqybd5c15c1dd3 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Mellanox team. I test the ktls offload feature with CX6 dx with net-next tree. I found the driver already support the KTLS rx offload function My firmware version is the latest one 22.29.1016   According to the document: https://docs.mellanox.com/display/OFEDv521040/Kernel+Transport+Layer+Security+%28kTLS%29+Offloads With the 22.29.1016 FW, The RX offload is supported now. # lspci | grep Ether b3:00.0 Ethernet controller: Mellanox Technologies MT2892 Family [ConnectX-6 Dx] b3:00.1 Ethernet controller: Mellanox Technologies MT2892 Family [ConnectX-6 Dx] # ethtool -i net2 driver: mlx5_core version: 5.0-0 firmware-version: 22.29.1016 (MT_0000000430) expansion-rom-version: bus-info: 0000:b3:00.0 supports-statistics: yes supports-test: yes supports-eeprom-access: no supports-register-dump: no supports-priv-flags: yes # ethtool -K net2 |  grep tls-hw tls-hw-tx-offload: on tls-hw-rx-offload: off [fixed] But I found the RX offload is not supported currently? I found the mlx5_accel_is_ktls_rx(mdev) will return false and it leads this feature not supported. So it means the current FW also does not support RX offload? BR wenxu