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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 972F1C169C4 for ; Fri, 8 Feb 2019 14:19:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6C6BA20844 for ; Fri, 8 Feb 2019 14:19:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727761AbfBHOT1 (ORCPT ); Fri, 8 Feb 2019 09:19:27 -0500 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:52004 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727470AbfBHOT1 (ORCPT ); Fri, 8 Feb 2019 09:19:27 -0500 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 7B6D1A78; Fri, 8 Feb 2019 06:19:26 -0800 (PST) Received: from [10.1.196.93] (en101.cambridge.arm.com [10.1.196.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8D3283F557; Fri, 8 Feb 2019 06:19:19 -0800 (PST) Subject: Re: [PATCHv7 6/6] coresight: cpu-debug: Add support for Qualcomm Kryo To: saiprakash.ranjan@codeaurora.org, robh+dt@kernel.org, mathieu.poirier@linaro.org, mike.leach@linaro.org, leo.yan@linaro.org, alexander.shishkin@linux.intel.com, andy.gross@linaro.org, david.brown@linaro.org, vivek.gautam@codeaurora.org, jhugo@codeaurora.org, dianders@chromium.org, sboyd@kernel.org, bjorn.andersson@linaro.org, devicetree@vger.kernel.org, mark.rutland@arm.com, marc.w.gonzalez@free.fr Cc: rnayak@codeaurora.org, sibis@codeaurora.org, tingwei@codeaurora.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org References: <53cf9d9d3b14f503a6c842754f3c55413f5a3392.1548981329.git.saiprakash.ranjan@codeaurora.org> From: Suzuki K Poulose Message-ID: <624b472e-f662-581a-5fc3-45943c4143a9@arm.com> Date: Fri, 8 Feb 2019 14:19:15 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <53cf9d9d3b14f503a6c842754f3c55413f5a3392.1548981329.git.saiprakash.ranjan@codeaurora.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/02/2019 00:53, Sai Prakash Ranjan wrote: > Add support for coresight CPU debug module on Qualcomm > Kryo CPUs. This patch adds the UCI entries for Kryo CPUs > found on MSM8996 which shares the same PIDs as ETMs. > > Without this, below error is observed on MSM8996: > > [ 5.429867] OF: graph: no port node found in /soc/debug@3810000 > [ 5.429938] coresight-etm4x: probe of 3810000.debug failed with error -22 > [ 5.435415] coresight-cpu-debug 3810000.debug: Coresight debug-CPU0 initialized > [ 5.446474] OF: graph: no port node found in /soc/debug@3910000 > [ 5.448927] coresight-etm4x: probe of 3910000.debug failed with error -22 > [ 5.454681] coresight-cpu-debug 3910000.debug: Coresight debug-CPU1 initialized > [ 5.487765] OF: graph: no port node found in /soc/debug@3a10000 > [ 5.488007] coresight-etm4x: probe of 3a10000.debug failed with error -22 > [ 5.493024] coresight-cpu-debug 3a10000.debug: Coresight debug-CPU2 initialized > [ 5.501802] OF: graph: no port node found in /soc/debug@3b10000 > [ 5.512901] coresight-etm4x: probe of 3b10000.debug failed with error -22 > [ 5.513192] coresight-cpu-debug 3b10000.debug: Coresight debug-CPU3 initialized > > Signed-off-by: Sai Prakash Ranjan Reviewed-by: Suzuki K Poulose