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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 B281AC433DF for ; Tue, 26 May 2020 22:34:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 91AE020899 for ; Tue, 26 May 2020 22:34:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404411AbgEZWeT (ORCPT ); Tue, 26 May 2020 18:34:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37972 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389755AbgEZWeS (ORCPT ); Tue, 26 May 2020 18:34:18 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 984F7C061A0F; Tue, 26 May 2020 15:34:18 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id C19951210A3FB; Tue, 26 May 2020 15:34:17 -0700 (PDT) Date: Tue, 26 May 2020 15:34:16 -0700 (PDT) Message-Id: <20200526.153416.2186947205980163126.davem@davemloft.net> To: antoine.tenart@bootlin.com Cc: andrew@lunn.ch, f.fainelli@gmail.com, hkallweit1@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, alexandre.belloni@bootlin.com, thomas.petazzoni@bootlin.com, allan.nielsen@microchip.com Subject: Re: [PATCH net-next 0/4] net: phy: mscc-miim: reduce waiting time between MDIO transactions From: David Miller In-Reply-To: <20200526162256.466885-1-antoine.tenart@bootlin.com> References: <20200526162256.466885-1-antoine.tenart@bootlin.com> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Tue, 26 May 2020 15:34:18 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Antoine Tenart Date: Tue, 26 May 2020 18:22:52 +0200 > This series aims at reducing the waiting time between MDIO transactions > when using the MSCC MIIM MDIO controller. > > I'm not sure we need patch 4/4 and we could reasonably drop it from the > series. I'm including the patch as it could help to ensure the system > is functional with a non optimal configuration. > > We needed to improve the driver's performances as when using a PHY > requiring lots of registers accesses (such as the VSC85xx family), > delays would add up and ended up to be quite large which would cause > issues such as: a slow initialization of the PHY, and issues when using > timestamping operations (this feature will be sent quite soon to the > mailing lists). Series applied, thank you.