From patchwork Mon Jun 19 16:18:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 110100 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp3126737vqr; Mon, 19 Jun 2023 09:43:38 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5W7UKYTzZztLakw6IwPMXBIWPbb29csHFnXqstQnGgfpj8Fq1Tkp5fIlB9S0BSDhUESVDu X-Received: by 2002:a17:90a:3041:b0:25b:c19c:925b with SMTP id q1-20020a17090a304100b0025bc19c925bmr4943359pjl.39.1687193018406; Mon, 19 Jun 2023 09:43:38 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1687193018; cv=none; d=google.com; s=arc-20160816; b=mWF0Am/wp1/gA6YUrfcNkvRUgudKfIy3UvLNpabT7JLuLw8h72q74dXJvqm4dc1LcH n8+ty7B/ujAShfPfXFKcGN28B02pYpAeljXV5BB3T9PseUH90ht0IukgpOKL+xGkwN4J cCbQe4Q1aYQWXwrM4WtVHcoqG6cRWgZxU+xrHvXHKv3olXXiaduT+jLRM6MF9huJXhSd KLcPmzwb1esoxNbZjJV7NmSmRIq9h1wJYckkCtqiKq9dHRB5IdRo4rm4q51VV5M5680m OEL9WwFwgw97fe7jzZr/pYIKhD23Ez/UuSyfvbuiLEAIrY3dcKSD7wi+MgPWtFu5/ZY8 lCrA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:in-reply-to:references:message-id :content-transfer-encoding:mime-version:subject:date:from :dkim-signature; bh=eCJCOnI1yJIgtPY0bSH/Iw3dongLkLZbZa4jU5bzULg=; b=ycAbODxDNWRbja1vFdoUP9pOzbEFAMyiHM57aPl32hHPmkG5rVVN+W8AWpjLmSk2yr ABWBLTFQdW+UHrx1v8dIBLbS4hpGkLX3zmx4zMNN1dkijr9zvvi6NZpa9tCsUbY3JLuA QzhSSKmA2Ogwqq0HShNb/x6m0NW05sS9qZ/SnVtF8auflZQz3rGnFpoUtOJBty8pHsSp jMOY0wEVRTtBQcfYaRaFnmjD3y5OYZ1PrEgCZOUlgeG1R63Y75D7UXxGU9Gotw+nIC+j CaD4TQTP7z4K2ev/ecWtLGuJ7ua3/6lBBhFifLVv9wzkaVeWIrP4O4BPzcaa+lu9KL9M tKDw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=ePl5J5GF; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id g5-20020a17090ace8500b0025bcbc20b9esi7539326pju.74.2023.06.19.09.43.24; Mon, 19 Jun 2023 09:43:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=ePl5J5GF; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232271AbjFSQTQ (ORCPT + 99 others); Mon, 19 Jun 2023 12:19:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231967AbjFSQTD (ORCPT ); Mon, 19 Jun 2023 12:19:03 -0400 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 899D1E72 for ; Mon, 19 Jun 2023 09:18:59 -0700 (PDT) Received: by mail-lf1-x12b.google.com with SMTP id 2adb3069b0e04-4f841b7a697so4341185e87.3 for ; Mon, 19 Jun 2023 09:18:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1687191538; x=1689783538; 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=eCJCOnI1yJIgtPY0bSH/Iw3dongLkLZbZa4jU5bzULg=; b=ePl5J5GFFsh+871xAbZME1hNeODYQFBsr/Pf0XGqepVpsc1g7yb6iRA5L+h66bEmwd +fCoNS473AfsfMsi/FXSC59EcVrWlWC9SlM6JjtsJazqZ3KQaRoCI8R8ohZt8P8ugqm9 1vVrw48aQ3dGoA0rACmYQRaIVFcbsxGyw7XYePOANlCgdItNpApuu/Gx6mbxz/fAFNal haHjX3dAUuC9xIm1jroLe9YFQq3/kBJSJznUcUdVUDUF9onHm8TyHxbijkjJTWq751c+ VfOc6pOnIqtvfTewyjSw62LDEO6VW5Mn/+vFCkSnewjm4pn4bxkrrFInvXcVu7/IjKig Ze7g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687191538; x=1689783538; 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=eCJCOnI1yJIgtPY0bSH/Iw3dongLkLZbZa4jU5bzULg=; b=OfeCkIqLDDaO48uJxLZG0n8sVzZBo3ufHuhEsyDQMiScBZzAsOE/G7l2Q9ARxhkTEr Jw+eAzzAPfre6aljzxRZcLt8WrxTGrRKsiCkzcnEvHwJJyw2asiUCnnMeMF3+1X8cgaF q5HBfNoIy1IFiCdXUdXRnhxbdlPapgZxzFAoyrsWcVZ8sFDAJh1CAQGGnEBryUcPgood JeDhcGfhfyoAO/c4WMqLFo9tDtAmM3bdbOvNwOg0jJA9CraDsiysujIWLE6f6yLwfRx5 alOlvIBZDgJx2CSakZ5SRic+7ZdxtgT3ZuAugaNwDuidjob+yhx+GDTtvi5uQ5rwuuyh 2XUQ== X-Gm-Message-State: AC+VfDxbqqgl8ZikqVXExgGnQD1zSzQHoUZdcaJCOfUFkAlC3P29gXjL wCCEz6Jk6x+MRoXm68HK63pcAA== X-Received: by 2002:a19:4412:0:b0:4f8:1e2a:2b55 with SMTP id r18-20020a194412000000b004f81e2a2b55mr5193195lfa.8.1687191537802; Mon, 19 Jun 2023 09:18:57 -0700 (PDT) Received: from [192.168.1.101] (abyl242.neoplus.adsl.tpnet.pl. [83.9.31.242]) by smtp.gmail.com with ESMTPSA id c11-20020ac2530b000000b004b4cbc942a3sm4332824lfh.127.2023.06.19.09.18.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Jun 2023 09:18:57 -0700 (PDT) From: Konrad Dybcio Date: Mon, 19 Jun 2023 18:18:54 +0200 Subject: [PATCH RFT RFC 2/3] arm64: dts: qcom: sc8280xp: Add missing CPU idle states MIME-Version: 1.0 Message-Id: <20230619-topic-sc8280xp-idle-v1-2-35a8b98451d0@linaro.org> References: <20230619-topic-sc8280xp-idle-v1-0-35a8b98451d0@linaro.org> In-Reply-To: <20230619-topic-sc8280xp-idle-v1-0-35a8b98451d0@linaro.org> To: Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Johan Hovold Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio , Krzysztof Kozlowski , Konrad Dybcio X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1687191534; l=3555; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=KEJh5fKDHpG+tf7FsdNG34aNe2COjzMzqzjlkSjq5mA=; b=EAdzybHN11hL6DoTZDVLIw0L7SbOi69e139T6SXY7Fjnyra2wqywY2P/NKLQ+r5fGg4tHfvw6 DvApguSzEUCApK6v7xQXu7MAXuBYhU13p6VyrVTifD7I5vm31/h+ojP X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1769150106824246733?= X-GMAIL-MSGID: =?utf-8?q?1769150106824246733?= Between WFI (C1) and rail power collapse (C4), the Cortex cores on the SC8280XP can also be shut down on their own (C3). Describe that missing idle state. Signed-off-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 36 ++++++++++++++++++++++++++-------- 1 file changed, 28 insertions(+), 8 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi index d524f851cb53..b8f2ec9477f5 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi @@ -264,6 +264,16 @@ idle-states { entry-method = "psci"; LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 { + compatible = "arm,idle-state"; + idle-state-name = "little-power-collapse"; + arm,psci-suspend-param = <0x40000003>; + entry-latency-us = <549>; + exit-latency-us = <901>; + min-residency-us = <1774>; + local-timer-stop; + }; + + LITTLE_CPU_SLEEP_1: cpu-sleep-0-1 { compatible = "arm,idle-state"; idle-state-name = "little-rail-power-collapse"; arm,psci-suspend-param = <0x40000004>; @@ -274,6 +284,16 @@ LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 { }; BIG_CPU_SLEEP_0: cpu-sleep-1-0 { + compatible = "arm,idle-state"; + idle-state-name = "big-power-collapse"; + arm,psci-suspend-param = <0x40000003>; + entry-latency-us = <523>; + exit-latency-us = <1244>; + min-residency-us = <2207>; + local-timer-stop; + }; + + BIG_CPU_SLEEP_1: cpu-sleep-1-1 { compatible = "arm,idle-state"; idle-state-name = "big-rail-power-collapse"; arm,psci-suspend-param = <0x40000004>; @@ -601,49 +621,49 @@ psci { CPU_PD0: power-domain-cpu0 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&LITTLE_CPU_SLEEP_0>; + domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>; }; CPU_PD1: power-domain-cpu1 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&LITTLE_CPU_SLEEP_0>; + domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>; }; CPU_PD2: power-domain-cpu2 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&LITTLE_CPU_SLEEP_0>; + domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>; }; CPU_PD3: power-domain-cpu3 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&LITTLE_CPU_SLEEP_0>; + domain-idle-states = <&LITTLE_CPU_SLEEP_0 &LITTLE_CPU_SLEEP_1>; }; CPU_PD4: power-domain-cpu4 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&BIG_CPU_SLEEP_0>; + domain-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>; }; CPU_PD5: power-domain-cpu5 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&BIG_CPU_SLEEP_0>; + domain-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>; }; CPU_PD6: power-domain-cpu6 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&BIG_CPU_SLEEP_0>; + domain-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>; }; CPU_PD7: power-domain-cpu7 { #power-domain-cells = <0>; power-domains = <&CLUSTER_PD>; - domain-idle-states = <&BIG_CPU_SLEEP_0>; + domain-idle-states = <&BIG_CPU_SLEEP_0 &BIG_CPU_SLEEP_1>; }; CLUSTER_PD: power-domain-cpu-cluster0 {