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=-5.1 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,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 2AA9CC43465 for ; Thu, 17 Sep 2020 22:16:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DCC10214D8 for ; Thu, 17 Sep 2020 22:16:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VCzGC7gb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726205AbgIQWQf (ORCPT ); Thu, 17 Sep 2020 18:16:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46696 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725858AbgIQWQe (ORCPT ); Thu, 17 Sep 2020 18:16:34 -0400 Received: from mail-pl1-x643.google.com (mail-pl1-x643.google.com [IPv6:2607:f8b0:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2729C06174A; Thu, 17 Sep 2020 15:16:34 -0700 (PDT) Received: by mail-pl1-x643.google.com with SMTP id f1so1853109plo.13; Thu, 17 Sep 2020 15:16:34 -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=ywkgIpwld/FMaMli5/HwP3hx315xEIkzM50or8RHF+8=; b=VCzGC7gbkVO6YjPDzkTh71liI87nlMg+luII0WdIoxlSOiQKIV523J1rzBTp42htrl +oC4XNf6ous2Aj/Q2Bugo4kLh4IKfzLE7sJjfnhIIbLUNdCRkDiKzWv4P6tbshMc7aFV sv5ph4X7GOWkZECOQbO2K/+jzFu66WAhfkXhXUswas9WJnJjNhNCy0mqL5UuLpuhlMTL 8b84VGuRnc+xVDQQm0HCUma+SUOOX/93M5m/vLP2V0V8f2fM5gP9GIS4nHMdDWvJvDC0 HfLvjYEttmiXAY529sxZLRc0AOprR1LhRMbM0bDnME186wfB7MDcI6K/ig/DM3bkRKLC obCA== 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=ywkgIpwld/FMaMli5/HwP3hx315xEIkzM50or8RHF+8=; b=hBuJv08xxdinz0DaMS2IUFe2GSIRxU1Uo/YyLYUuY9SWwB7FrI7pztxyDNSjqhPf4Y 0beUKwJzKjLTIMVn8skv513quHXUiK6diKd6FFDJoFqhTjrIRkVzhMQUcGcbp4/RO4lF use4Xe9zZ1o7QOPIcInlU0sBdEh840hMdQWeDnEaqcfaEE9Ra5xZ5aBg3RHJ8cBUkG0w hKL4/g6JWz24wNozDxXIArTkTInK5I1LvBgV4+kb+DQ+ZQL4sPg7HXQrOMhVRYu6zTa+ GEGN1OsgqO/tkm9PLXYn08W5ErdNMMHdW++Ic1vO08lHfSvi6kmG4/VPX6GpBbcJ4rNj /Njw== X-Gm-Message-State: AOAM533yYI0vnKRBrtDayaWwp8k/WSdAhI+HJT+pMQCbhZDylsoZvthb PIrbzJseWl8pRMGxYs8qXKsNbtd4xfd7Hw== X-Google-Smtp-Source: ABdhPJyhRGF7DX5l1zlxP8sMd39l1T7ioMc/EQ9RaVwBuQmoNBeoPChHeC0FZ857A76hwIqTE7XdCQ== X-Received: by 2002:a17:90a:55c8:: with SMTP id o8mr10036858pjm.215.1600380993619; Thu, 17 Sep 2020 15:16:33 -0700 (PDT) Received: from [10.230.28.120] ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id k4sm661252pfp.189.2020.09.17.15.16.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 17 Sep 2020 15:16:32 -0700 (PDT) Subject: Re: [PATCH] add virtual PHY for PHY-less devices To: Sergej Bauer , "David S. Miller" , Andrew Lunn Cc: Jakub Kicinski , Bryan Whitehead , Microchip Linux Driver Support , Mauro Carvalho Chehab , Rob Herring , linux-kernel@vger.kernel.org, netdev@vger.kernel.org References: <20200917214030.646-1-sbauer@blackbox.su> From: Florian Fainelli Message-ID: Date: Thu, 17 Sep 2020 15:16:30 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.2.2 MIME-Version: 1.0 In-Reply-To: <20200917214030.646-1-sbauer@blackbox.su> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 9/17/2020 2:40 PM, Sergej Bauer wrote: > From: sbauer@blackbox.su > > Here is a kernel related part of my work which was helps to develop brand > new PHY device. > > It is migth be helpful for developers work with PHY-less lan743x > (7431:0011 in my case). It's just a fake virtual PHY which can change speed of > network card processing as a loopback device. Baud rate can be tuned with > ethtool from command line or by means of SIOCSMIIREG ioctl. Duplex mode not > configurable and it's allways DUPLEX_FULL. > > It also provides module parameter mii_regs for setting initial values of > IEEE 802.3 Control Register. You appear to have re-implemented the fixed PHY driver, please use that instead of rolling your own. -- Florian