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=-8.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 38038C35242 for ; Fri, 14 Feb 2020 05:31:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0B5E7217F4 for ; Fri, 14 Feb 2020 05:31:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Ci47GPh4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725777AbgBNFbg (ORCPT ); Fri, 14 Feb 2020 00:31:36 -0500 Received: from mail-pj1-f65.google.com ([209.85.216.65]:38584 "EHLO mail-pj1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725765AbgBNFbg (ORCPT ); Fri, 14 Feb 2020 00:31:36 -0500 Received: by mail-pj1-f65.google.com with SMTP id j17so3443144pjz.3 for ; Thu, 13 Feb 2020 21:31:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=YdqrLZVIKkHcEkn+zhvQwPNs8H6GA9I6SUHidN4E340=; b=Ci47GPh4Cs+sq3SNG5sbvk0b3C1x2gsg/VKR5MjnIsgZAFd+aCcm7tjveuVzwDpQtr LHnevje4mPZsv+muBZCNruOAyiGHhSimhKO4PS3kc0LUbbCYgzL8KFOU0x3qUjeGU3Kf 0y/eHfQBzb7a6MIbbz8XOy+suHzKZxYx5C6B7lgM1K1Q6TtaIYykGpjGwb5aZ6NPEmqc patkW8o/aBYaTwkdqH6o0Oo5NUj4yzCwZecduucHqQbKHEGGFwsegSok/DDBRmNgZapW pT+rvYEVS69CP63n+xf33k4FmO9z3fP+zp0h8i4xGYNJ2yivPgX8TAj42dLyNkJ1RBtz dJ1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=YdqrLZVIKkHcEkn+zhvQwPNs8H6GA9I6SUHidN4E340=; b=R/HhV48AIh1ywsodNItsXAHl6G1QN/A/gLowx0GBFErqV/DY2LfjajLvIaxZbqsqYC Ubaq6MqtYTvZwXYn3W8vud5QfaZtGlVeNde0Ctx+f51nMtR1Rpx62rRBD8DzAXdg9jyx MgozNj9MxqIF5RTWr94+vC7v4SiNMu9wgWVCOPp8X+ZOV4CO3eVV/3wzcCmriGW/BwnR eeFG9hRLUZBK8fyh9xWI9P2TN+gFgYK3/U42LOBZSBI8gZf9oVuvJZFlwbYwEkuITW9S Sw+O0ahr6zyIiLaprpCDZ4WoZiDMj3yDQi5BiZK56XugyC24bElBxBh/WUMY/FLQgTsG X8zg== X-Gm-Message-State: APjAAAU+vAJfLQ0Gkv9fGnFyEH3cGL/6oHNiwKchmRdSmv01PYUqmFDq MG5cg7yPyg3HVW8kF8JatHYhurEnygw= X-Google-Smtp-Source: APXvYqysymrbCVfw+33GsQE95mppqlPT8olpDd2YiCPAlZ81G3bDAgPaNfEXQdRpmnJUNYDGFxv6mg== X-Received: by 2002:a17:902:9042:: with SMTP id w2mr1575102plz.269.1581658295695; Thu, 13 Feb 2020 21:31:35 -0800 (PST) Received: from builder (104-188-17-28.lightspeed.sndgca.sbcglobal.net. [104.188.17.28]) by smtp.gmail.com with ESMTPSA id k9sm4313340pjo.19.2020.02.13.21.31.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Feb 2020 21:31:35 -0800 (PST) Date: Thu, 13 Feb 2020 21:31:33 -0800 From: Bjorn Andersson To: Mathieu Poirier Cc: agross@kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: dts: msm8916: Properly deal with ETMv4 power management Message-ID: <20200214053133.GW3948@builder> References: <20200211183011.24720-1-mathieu.poirier@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200211183011.24720-1-mathieu.poirier@linaro.org> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Tue 11 Feb 10:30 PST 2020, Mathieu Poirier wrote: > Properly deal with ETMv4 power management by adding the > "coresight-loses-context-with-cpu" property. Otherwise tracer > configuration is lost when CPUs enter deep idle states, resulting > in the failure of the trace session. > > Signed-off-by: Mathieu Poirier Applied Thanks, Bjorn > --- > arch/arm64/boot/dts/qcom/msm8916.dtsi | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi > index 8686e101905c..846c5b4a53e8 100644 > --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi > +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi > @@ -1363,6 +1363,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU0>; > > @@ -1381,6 +1382,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU1>; > > @@ -1399,6 +1401,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU2>; > > @@ -1417,6 +1420,7 @@ > > clocks = <&rpmcc RPM_QDSS_CLK>, <&rpmcc RPM_QDSS_A_CLK>; > clock-names = "apb_pclk", "atclk"; > + arm,coresight-loses-context-with-cpu; > > cpu = <&CPU3>; > > -- > 2.20.1 >