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 3D89BC4332F for ; Mon, 10 Jan 2022 09:35:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243023AbiAJJfr (ORCPT ); Mon, 10 Jan 2022 04:35:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50976 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242952AbiAJJfp (ORCPT ); Mon, 10 Jan 2022 04:35:45 -0500 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1AF3C06173F; Mon, 10 Jan 2022 01:35:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=2CtmUxcCtEyOdOBPgTgblAoLGc/cFCShnekvqCa4NQU=; b=h0Yt1EimuRnubNI8A1wTQTX++N xGXaflDpMJvBhdEn2E+LXRMQLD1VGYTouz4DPNPDuZY+d75ANTgbQM6l2q5ywCZMhfgWlIQgRcFdF xaFe5+ohUT67Gn+ngKkson46QTR+m+I74+ZX6BK3os4LNSKWPFuOUtqCaXo1kVI7L3ca0qrdObzY3 p9YRSHzFbDsPRgKfsahIRbWtFRC3r12larvpUgaP6fSYAc3ynyU8Aoo4KyDXfCCt+qq7+NcZFwAuY qiow/BLQbOcHNJfdbTJS+/agq159aq75uSdU3B31e+YauFYZ5RhG7oye0LN43gV3SxgKF6s1gE7vF IBU6LmVg==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:56648) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1n6r5S-0003Zf-G9; Mon, 10 Jan 2022 09:35:34 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1n6r5P-0004pa-2d; Mon, 10 Jan 2022 09:35:31 +0000 Date: Mon, 10 Jan 2022 09:35:31 +0000 From: "Russell King (Oracle)" To: Mohammad Athari Bin Ismail Cc: Andrew Lunn , "David S . Miller" , Jakub Kicinski , Oleksij Rempel , Heiner Kallweit , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH net 0/1] net: phy: marvell: add Marvell specific PHY loopback Message-ID: References: <20220110062117.17540-1-mohammad.athari.ismail@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220110062117.17540-1-mohammad.athari.ismail@intel.com> Sender: Russell King (Oracle) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 10, 2022 at 02:21:16PM +0800, Mohammad Athari Bin Ismail wrote: > This patch to implement Marvell PHY specific loopback callback function. > Verified working on Marvell 88E1510 at 1Gbps speed only. For 100Mbps and > 10Mbps, found that the PHY loopback not able to function properly. > Possible due to limitation in Marvell 88E1510 PHY. This is valuable information that should be in the commit message for the patch. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!