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=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 BA4ADC432C0 for ; Sat, 16 Nov 2019 20:49:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 949DE20730 for ; Sat, 16 Nov 2019 20:49:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727744AbfKPUtk (ORCPT ); Sat, 16 Nov 2019 15:49:40 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:53610 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727273AbfKPUtj (ORCPT ); Sat, 16 Nov 2019 15:49:39 -0500 Received: from localhost (unknown [IPv6:2601:601:9f00:1e2::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 3E4171518AA52; Sat, 16 Nov 2019 12:49:38 -0800 (PST) Date: Sat, 16 Nov 2019 12:49:37 -0800 (PST) Message-Id: <20191116.124937.2149949659485060921.davem@davemloft.net> To: po.liu@nxp.com Cc: ivan.khoronzhuk@linaro.org, claudiu.manoil@nxp.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, vinicius.gomes@intel.com, vladimir.oltean@nxp.com, alexandru.marginean@nxp.com, xiaoliang.yang_1@nxp.com, roy.zang@nxp.com, mingkai.hu@nxp.com, jerry.huang@nxp.com, leoyang.li@nxp.com Subject: Re: [v4,net-next, 2/2] enetc: update TSN Qbv PSPEED set according to adjust link speed From: David Miller In-Reply-To: <20191115031846.4871-2-Po.Liu@nxp.com> References: <20191114045833.18064-2-Po.Liu@nxp.com> <20191115031846.4871-1-Po.Liu@nxp.com> <20191115031846.4871-2-Po.Liu@nxp.com> X-Mailer: Mew version 6.8 on Emacs 26.1 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]); Sat, 16 Nov 2019 12:49:38 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Po Liu Date: Fri, 15 Nov 2019 03:33:41 +0000 > ENETC has a register PSPEED to indicate the link speed of hardware. > It is need to update accordingly. PSPEED field needs to be updated > with the port speed for QBV scheduling purposes. Or else there is > chance for gate slot not free by frame taking the MAC if PSPEED and > phy speed not match. So update PSPEED when link adjust. This is > implement by the adjust_link. > > Signed-off-by: Po Liu > Signed-off-by: Claudiu Manoil > Signed-off-by: Vladimir Oltean Applied.