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=-12.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable 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 A5427C56202 for ; Thu, 26 Nov 2020 13:58:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3974F221F7 for ; Thu, 26 Nov 2020 13:58:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="llofq/PR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389948AbgKZN6l (ORCPT ); Thu, 26 Nov 2020 08:58:41 -0500 Received: from fllv0015.ext.ti.com ([198.47.19.141]:60966 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389923AbgKZN6k (ORCPT ); Thu, 26 Nov 2020 08:58:40 -0500 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0AQDwWkT046631; Thu, 26 Nov 2020 07:58:32 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1606399112; bh=G6GjJkJWLodJtk4azhNrCODdNU4ykJN55mLmKNOTymw=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=llofq/PRX6NY4VW08Ax1hHkJit8bN1giaINruTvkF7vbR5XM5+PWUjsnH+YgabgHC 8nQQ2GhL9m3TQrq9X0Q8qVwWn/3ay5w09heuaGSs2QFy+B1Lh1g97TV6ueNjM/7oc5 l+dM03X0YiSipkEKTlyLNlz6yT8usNYIKWjUGuNw= Received: from DLEE105.ent.ti.com (dlee105.ent.ti.com [157.170.170.35]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 0AQDwWde106348 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 26 Nov 2020 07:58:32 -0600 Received: from DLEE110.ent.ti.com (157.170.170.21) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Thu, 26 Nov 2020 07:58:32 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE110.ent.ti.com (157.170.170.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Thu, 26 Nov 2020 07:58:32 -0600 Received: from [10.250.235.36] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0AQDwSN0024222; Thu, 26 Nov 2020 07:58:29 -0600 Subject: Re: [PATCH v3] PCI: cadence: Retrain Link to work around Gen2 training defect. To: Rob Herring CC: Athani Nadeem Ladkhan , "lorenzo.pieralisi@arm.com" , "bhelgaas@google.com" , "linux-pci@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Tom Joseph , Swapnil Kashinath Jakhade , Milind Parab References: <20200930182105.9752-1-nadeem@cadence.com> From: Kishon Vijay Abraham I Message-ID: Date: Thu, 26 Nov 2020 19:28:23 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Tom, Nadeem, On 27/10/20 12:50 am, Rob Herring wrote: > On Fri, Oct 23, 2020 at 1:57 AM Kishon Vijay Abraham I wrote: >> >> Hi Nadeem, >> >> On 19/10/20 10:48 pm, Athani Nadeem Ladkhan wrote: >>> Hi Kishon, >>> >>>> -----Original Message----- >>>> From: Kishon Vijay Abraham I >>>> Sent: Monday, October 19, 2020 10:59 AM >>>> To: Athani Nadeem Ladkhan ; >>>> lorenzo.pieralisi@arm.com; robh@kernel.org; bhelgaas@google.com; linux- >>>> pci@vger.kernel.org; linux-kernel@vger.kernel.org; Tom Joseph >>>> >>>> Cc: Swapnil Kashinath Jakhade ; Milind Parab >>>> >>>> Subject: Re: [PATCH v3] PCI: cadence: Retrain Link to work around Gen2 >>>> training defect. >>>> >>>> EXTERNAL MAIL >>>> >>>> >>>> Hi Nadeem, >>>> >>>> On 30/09/20 11:51 pm, Nadeem Athani wrote: >>>>> Cadence controller will not initiate autonomous speed change if >>>>> strapped as Gen2. The Retrain Link bit is set as quirk to enable this speed >>>> change. >>>>> >>>>> Signed-off-by: Nadeem Athani Do you have a follow-up patch fixing the review comments? Thanks Kishon