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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id v31-20020a05622a189f00b0043663accfb4si11975939qtc.426.2024.05.07.05.10.52 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 May 2024 05:10:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-171242-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@lunn.ch header.s=20171124 header.b=40n4po0E; arc=pass (i=1 spf=pass spfdomain=lunn.ch dkim=pass dkdomain=lunn.ch dmarc=pass fromdomain=lunn.ch); spf=pass (google.com: domain of linux-kernel+bounces-171242-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-171242-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=lunn.ch Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 208221C22011 for ; Tue, 7 May 2024 12:10:52 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 236CD156F48; Tue, 7 May 2024 12:10:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="40n4po0E" Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E1464152526; Tue, 7 May 2024 12:10:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=156.67.10.101 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715083845; cv=none; b=PDYpE6vu7CpNpa42U9q31ANsQAb2FOFTuOqNrKE1Ev2vDKBU/cP7grbstv3UT6UGN6JZxVZyeElaSbrLdVAhiwnYOGhB1uZ8peWReH9FGqLWtU9weISQnsyAh4UudqRmj3Fl1Sxn6SRCPD9PeWYNTvUkuqG80tjQFG0Ragcm+kU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715083845; c=relaxed/simple; bh=tublsAzoZaaFYx04mUfEDLIKGmGslI/8CMgIfUHP7yk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=LnFkGNyl9GfEgTWZx08tWhV3G+QBy04wET8H+iiTXquYA0PAihk/9g+sRKtva9nSeG1m5olf3uJHHZpe3eW5fhueeDC4Ny7H5+9xbr/gfosRIZCFq+9JVMwRjNTa0xa1Hes3j/nrWqBR4ueZRJ5uceJLJLH0sq3YYvEvvBLtwUE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch; spf=pass smtp.mailfrom=lunn.ch; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b=40n4po0E; arc=none smtp.client-ip=156.67.10.101 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lunn.ch DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=h3Y7Sox6qKI0Ql5CybfO/mRydkNB4HCT/gEUdZDGA7U=; b=40n4po0EwrBVuqnjs4CXcD2ksD bZMt21lN+nkQVwytBhW77WkseWqZm91klqL7HdQXGNlCHZ6KWlLX/M7Q5zA264agdt5Yf5Je27IuH d4SWfsrYl1n99WISFXI1h1u69W5G1Vx48LNqfvmjDkt0AxlFJfYgM38qCOhbolJO07H8=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1s4JeN-00Eqkc-L8; Tue, 07 May 2024 14:10:27 +0200 Date: Tue, 7 May 2024 14:10:27 +0200 From: Andrew Lunn To: En-Wei WU Cc: jesse.brandeburg@intel.co, anthony.l.nguyen@intel.com, intel-wired-lan@lists.osuosl.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, rickywu0421@gmail.com Subject: Re: [PATCH] e1000e: fix link fluctuations problem Message-ID: References: <20240502091215.13068-1-en-wei.wu@canonical.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, May 07, 2024 at 11:24:05AM +0200, En-Wei WU wrote: > > Why PHY is this? > It's the Intel I219-LM, and I haven't found any other device having > the same issue. There is no Linux PHY driver for this device, only the code buried in the e1000e MAC driver. Sometimes Intel use Marvell PHYs, and there are a couple of work arounds in the Marvell PHY driver, which might of given you a clue. But not in this case... Andrew