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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 17950C04ABB for ; Tue, 11 Sep 2018 15:23:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B8E7B2086A for ; Tue, 11 Sep 2018 15:23:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B8E7B2086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727009AbeIKUXc (ORCPT ); Tue, 11 Sep 2018 16:23:32 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:45428 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726622AbeIKUXc (ORCPT ); Tue, 11 Sep 2018 16:23:32 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 7AD9818A; Tue, 11 Sep 2018 08:23:45 -0700 (PDT) Received: from e107155-lin (e107155-lin.emea.arm.com [10.4.12.116]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 637E13F614; Tue, 11 Sep 2018 08:23:43 -0700 (PDT) Date: Tue, 11 Sep 2018 16:23:36 +0100 From: Sudeep Holla To: Mathieu Poirier Cc: "Suzuki K. Poulose" , linux-arm-kernel , Linux Kernel Mailing List , coresight@lists.linaro.org, Robert Walker , devicetree@vger.kernel.org, Rob Herring , Mike Leach , Liviu Dudau , Lorenzo Pieralisi , Sudeep Holla Subject: Re: [PATCH] dts: juno: Enable coresight tmc scatter gather in ETR Message-ID: <20180911152314.GA12052@e107155-lin> References: <1536655641-26192-1-git-send-email-suzuki.poulose@arm.com> <20180911103509.GA770@e107155-lin> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 11, 2018 at 08:47:27AM -0600, Mathieu Poirier wrote: > On Tue, 11 Sep 2018 at 04:35, Sudeep Holla wrote: > > > > On 11/09/18 09:47, Suzuki K Poulose wrote: > > > We do not enable scatter-gather mode in the TMC-ETR by default > > > to prevent malfunctioning of systems where the ETR may not be > > > properly connected to the memory subsystem to allow for simultaneous > > > READ/WRITE transactions when used in SG mode. Instead we whitelist > > > the platforms where we know that it is safe to use the mode. > > > > > > All revisions of Juno have a proper ETR connection and hence > > > white list them. > > > > > > > Applied conditionally, this conflicts with the patch Mathieu has in his > > branch. He needs to drop that so that I can take both of them via ARM SoC. > > As I communicated yesterday, I've already dropped that patch from my tree. Thanks Mathieu, I have applied both the patches already. -- Regards, Sudeep