From nobody Sun Dec 28 00:50:57 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E481CC4332F for ; Thu, 14 Dec 2023 18:13:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1572993AbjLNSNt (ORCPT ); Thu, 14 Dec 2023 13:13:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60238 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235718AbjLNSNp (ORCPT ); Thu, 14 Dec 2023 13:13:45 -0500 Received: from mail-lf1-x131.google.com (mail-lf1-x131.google.com [IPv6:2a00:1450:4864:20::131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7340A10A for ; Thu, 14 Dec 2023 10:13:50 -0800 (PST) Received: by mail-lf1-x131.google.com with SMTP id 2adb3069b0e04-50e04354de0so4916524e87.1 for ; Thu, 14 Dec 2023 10:13:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1702577629; x=1703182429; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=yVQf3dbyT14ng4SO14NJqgagpvGCqqxla+LEC+UJVYU=; b=VrUyXg1Ck0uRtmA0qq+4EHsgo06J0qHEDi8kRxD//82wtPzVbR1+ztIlaWs9qpByyE aBuNjeq3u6waNuCgZmUpclJw66mSH6iAV/QNEqUynxqahaIDXPAnTwNyyW76HmrhPid6 LyBXTid3qAQQ0c2Uge1nc1/hsXUiycRrauKwSDgWrlheOMUjs9PsIrsZqWDt7v8Bv/Jc S4hjlmzOo3hHL5uHOpflVy/zuIt4tAdf3uzxNae8jeMWz4kjolD8d63lPW7jE5qIlvAK +lz9eIqPXmPwMwcI86EErV09yrSEat8yX23lb68xLKzDqqUpIiuAA2jA1fYnyNwVvN9y +xVw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702577629; x=1703182429; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=yVQf3dbyT14ng4SO14NJqgagpvGCqqxla+LEC+UJVYU=; b=dgEfWmmC6kbV6xXtnopFVgJmboq7dgJM+w3lYEoExkAFrPFDdYtZr9JboIBxILSoIr BSxHlYSppSQX40QtwDY0X+ISiTGjoqK5tBjQVCWlvODBhjv0Xej1FRfisNZNl0W42Lrk 3mFmbx3Jsw/TUxjjg3ZJcrCRt3yxP5NZC/BQ/5JRdG2R3ODo+WzKpjZCk448p32MjaeK 6q7lW1+KR0jN+PL/qa0YnSC/stypou1nlsKFHKRHiX8dTURvyqMAxuN+wEjDe42s/1GT HIWO0nypXLlpPKjuYKkxQfrC8DTjNpsQU08GbIvIdxQ3/Dhc51jzCSQIry0RKG7ibKH7 4naQ== X-Gm-Message-State: AOJu0Yyxh0JefmG93YzhZYfpx6pqozfZGAxbDFQ8Up1xtLiDmciiPI7t aLkDsYV+UcP/HDObMURs4LAbcQ== X-Google-Smtp-Source: AGHT+IE6Y+zGN2MX4oNmeEjKqUQAvJwmAAdCFaira+2M3Z3fMM7AKCqXMPs7r9pionVuu9nbZZXonQ== X-Received: by 2002:a05:6512:48d9:b0:50b:ecae:d8b with SMTP id er25-20020a05651248d900b0050becae0d8bmr4821204lfb.105.1702577628609; Thu, 14 Dec 2023 10:13:48 -0800 (PST) Received: from [127.0.1.1] (UNUSED.212-182-62-129.lubman.net.pl. [212.182.62.129]) by smtp.gmail.com with ESMTPSA id n11-20020a0565120acb00b0050be6038170sm1928838lfu.48.2023.12.14.10.13.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Dec 2023 10:13:48 -0800 (PST) From: Konrad Dybcio Date: Thu, 14 Dec 2023 19:13:38 +0100 Subject: [PATCH 1/6] interconnect: qcom: sc8180x: Mark CO0 BCM keepalive MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20231214-topic-sc8180_fixes-v1-1-421904863006@linaro.org> References: <20231214-topic-sc8180_fixes-v1-0-421904863006@linaro.org> In-Reply-To: <20231214-topic-sc8180_fixes-v1-0-421904863006@linaro.org> To: Andy Gross , Bjorn Andersson , Georgi Djakov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul Cc: linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Maximilian Luz , Gustave Monce , Konrad Dybcio X-Mailer: b4 0.13-dev-0438c Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The CO0 BCM needs to be up at all times, otherwise some hardware (like the UFS controller) loses its connection to the rest of the SoC, resulting in a hang of the platform, accompanied by a spectacular logspam. Mark it as keepalive to prevent such cases. Fixes: 9c8c6bac1ae8 ("interconnect: qcom: Add SC8180x providers") Signed-off-by: Konrad Dybcio --- drivers/interconnect/qcom/sc8180x.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/interconnect/qcom/sc8180x.c b/drivers/interconnect/qco= m/sc8180x.c index 20331e119beb..03d626776ba1 100644 --- a/drivers/interconnect/qcom/sc8180x.c +++ b/drivers/interconnect/qcom/sc8180x.c @@ -1372,6 +1372,7 @@ static struct qcom_icc_bcm bcm_mm0 =3D { =20 static struct qcom_icc_bcm bcm_co0 =3D { .name =3D "CO0", + .keepalive =3D true, .num_nodes =3D 1, .nodes =3D { &slv_qns_cdsp_mem_noc } }; --=20 2.40.1