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=-10.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 9D975C433E0 for ; Sun, 2 Aug 2020 20:20:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8B3FB2072A for ; Sun, 2 Aug 2020 20:20:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pd06gA+w" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727941AbgHBUUJ (ORCPT ); Sun, 2 Aug 2020 16:20:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34904 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726482AbgHBUUJ (ORCPT ); Sun, 2 Aug 2020 16:20:09 -0400 Received: from mail-pj1-x1044.google.com (mail-pj1-x1044.google.com [IPv6:2607:f8b0:4864:20::1044]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 50701C06174A for ; Sun, 2 Aug 2020 13:20:09 -0700 (PDT) Received: by mail-pj1-x1044.google.com with SMTP id e4so6585328pjd.0 for ; Sun, 02 Aug 2020 13:20:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=x1cXNZGtJKJruWLZ3Fse1h87uR6E81XSKTHJ3T771XE=; b=pd06gA+wK5Vs+hjAal2fOd9UpkCj5bHluKBqJ6I/ehOBevc6VO8f8IHyVgI4av6/jf MIhOdmwsnLsIzALrqketNqjk5kPP/QzJ6NSbdn4L12AYNg/YirlnNoJltySq8fDFrSzn +Lgg2YPeDG74IOLkJcEYlQv8sGFSTM+BBNOQRKeoMQGGmsAs/2OmOMSRwL/JtWWLc19b arX+ylIgcWp8HxoF9eTrkCKaZKroIhEU/0Fr4WNdtK88F/SSxj8sVq/CgyJmB11qzQyu 13cMk9xn29CfH7OjgyzrFdneByfXwdgNnJYIOcQT/7mfORlbeyTWsnBz+/ol8sU1YLtr ojhg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=x1cXNZGtJKJruWLZ3Fse1h87uR6E81XSKTHJ3T771XE=; b=t9JvgkUF5ystPYalwssz4vceg/TiLg1UQLiZtNt87PuE9g8VkSERP9kFq0Wj+3twUT B3bInRwcAAczC4uO6+4PZR2BxUOo5dtzGXx9dIWgVHUYALoJDUaHLZV40JxUVpPcH2AP yU+g3dpPLSzRP0hqqkRUxPnE991OeGBF1OnUlwi8JBzv5bI2bFOycWJhB+GCLmXep/uN Q6OlsERNJwWeDdJNLEBt4e/KHcNfLGKyJTaIr8PTeUyM0smJavcPab+2j8Vw37PFftdD 60ErSIgclUwb76+0uHvs6prk7t1dXR6ZUHCbLdRes9gF128y10iQtTgmTgrj5KfilPGB p9Zg== X-Gm-Message-State: AOAM532AL89R+vAG2i8Sp5VAVUnqj9sYBWokN3V7e+Nc3fF58GGXAHDz MVeU890HUFl1zzkZEkrxSw8= X-Google-Smtp-Source: ABdhPJz9e12E2cGfQmIE1Ak0kgG97oaqo47S8Yt5L6kKNGSVrvM2BMR/wWzd2Xi9xSHyPqQjHfSzPg== X-Received: by 2002:a17:902:9a01:: with SMTP id v1mr7651712plp.15.1596399608865; Sun, 02 Aug 2020 13:20:08 -0700 (PDT) Received: from [192.168.1.3] (ip68-111-84-250.oc.oc.cox.net. [68.111.84.250]) by smtp.gmail.com with ESMTPSA id p127sm17233257pfb.17.2020.08.02.13.20.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 02 Aug 2020 13:20:08 -0700 (PDT) Subject: Re: [PATCH v3 1/9] ptp: Add generic ptp v2 header parsing function To: Kurt Kanzenbach , Richard Cochran Cc: Andrew Lunn , Vivien Didelot , "David S. Miller" , Jakub Kicinski , Jiri Pirko , Ido Schimmel , Heiner Kallweit , Russell King , Grygorii Strashko , Ivan Khoronzhuk , Samuel Zou , netdev@vger.kernel.org, Petr Machata , Russell King References: <20200730080048.32553-1-kurt@linutronix.de> <20200730080048.32553-2-kurt@linutronix.de> From: Florian Fainelli Message-ID: Date: Sun, 2 Aug 2020 13:20:06 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Firefox/68.0 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200730080048.32553-2-kurt@linutronix.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 7/30/2020 1:00 AM, Kurt Kanzenbach wrote: > Reason: A lot of the ptp drivers - which implement hardware time stamping - need > specific fields such as the sequence id from the ptp v2 header. Currently all > drivers implement that themselves. > > Introduce a generic function to retrieve a pointer to the start of the ptp v2 > header. > > Suggested-by: Russell King > Signed-off-by: Kurt Kanzenbach Reviewed-by: Florian Fainelli -- Florian