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GET /api/patches/807667/?format=api
{ "id": 807667, "url": "http://patchwork.ozlabs.org/api/patches/807667/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/patch/20170830144120.9312-4-dietmar.eggemann@arm.com/", "project": { "id": 19, "url": "http://patchwork.ozlabs.org/api/projects/19/?format=api", "name": "Linux IMX development", "link_name": "linux-imx", "list_id": "linux-imx-kernel.lists.patchwork.ozlabs.org", "list_email": "linux-imx-kernel@lists.patchwork.ozlabs.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170830144120.9312-4-dietmar.eggemann@arm.com>", "list_archive_url": null, "date": "2017-08-30T14:41:19", "name": "[3/4] arm: dts: exynos: add exynos5422 cpu capacity-dmips-mhz information", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "64542a174c9f7e9ec9eaa349f29ff47dd8e8011d", "submitter": { "id": 64545, "url": "http://patchwork.ozlabs.org/api/people/64545/?format=api", "name": "Dietmar Eggemann", "email": "dietmar.eggemann@arm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-imx/patch/20170830144120.9312-4-dietmar.eggemann@arm.com/mbox/", "series": [ { "id": 629, "url": "http://patchwork.ozlabs.org/api/series/629/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/list/?series=629", "date": "2017-08-30T14:41:18", "name": "arm: remove cpu_efficiency", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/629/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/807667/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/807667/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org>", "X-Original-To": "incoming-imx@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming-imx@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; helo=bombadil.infradead.org;\n\tenvelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=lists.infradead.org\n\theader.i=@lists.infradead.org header.b=\"mJ1FQST/\"; \n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=infradead.org header.i=@infradead.org\n\theader.b=\"lu8oscYX\"; dkim-atps=neutral" ], "Received": [ "from bombadil.infradead.org (bombadil.infradead.org\n\t[65.50.211.133])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xj7s23njgz9sP5\n\tfor <incoming-imx@patchwork.ozlabs.org>;\n\tThu, 31 Aug 2017 00:57:26 +1000 (AEST)", "from localhost ([127.0.0.1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dn4Qk-0001UK-T7; Wed, 30 Aug 2017 14:57:22 +0000", "from casper.infradead.org ([2001:8b0:10b:1236::1])\n\tby bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dn4Qi-0001SD-G8 for linux-arm-kernel@bombadil.infradead.org;\n\tWed, 30 Aug 2017 14:57:20 +0000", "from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]\n\thelo=foss.arm.com)\n\tby casper.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dn4C3-0004Tp-Q2 for linux-arm-kernel@lists.infradead.org;\n\tWed, 30 Aug 2017 14:42:14 +0000", "from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249])\n\tby usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 918DA1610;\n\tWed, 30 Aug 2017 07:41:50 -0700 (PDT)", "from e107985-lin.cambridge.arm.com (e107985-lin.cambridge.arm.com\n\t[10.1.210.41])\n\tby usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id\n\t7C5273F483; Wed, 30 Aug 2017 07:41:48 -0700 (PDT)" ], "DKIM-Signature": [ "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=lists.infradead.org; s=bombadil.20170209; h=Sender:\n\tContent-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post:\n\tList-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:\n\tMessage-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description:\n\tResent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:\n\tList-Owner; bh=zviOBwicg6HOzmt44l1jKXe3hn4gCSydfbIT6bSTeng=;\n\tb=mJ1FQST/6q+5sm\n\tj5dmWfjf4VBLicHf2rAM8SjDecAkwHEcq9qjE6Yy0jsrcsB3Vztrny+VHeBOCA4v5GFg0SBcH9bJX\n\txzBKEOCsQbp42mTo7vX+quQeBsUHFnelqoMJjrVTn0uc/eKrZKwQbV2c+K0DzorzGwbrqoHpxlSNF\n\tQ8K5uYis5xRty4NmFbA8DteNQPgWiuIjYmtZKY9S7g3wXVgOHjtWAZ9sOppHowBXqG3KK+ss+E1Tj\n\tcA988OLgaLWU0H84SU3wVZrz4Eq6rGkTVeAMuHX5i+SwfqthOfotBQdrOckfLVYyuoZiAbDzCpDe9\n\tVfJIpcm3tnvwrTC9m1kg==;", "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=infradead.org; s=casper.20170209;\n\th=Content-Transfer-Encoding:Content-Type:\n\tMIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender\n\t:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:\n\tResent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:\n\tList-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive;\n\tbh=9Z8aL7dHxO1SS+hTJtsg7+tBbzgfsUfBdFb50v34jRQ=;\n\tb=lu8oscYXwHyUTc2QZOJZknJtOr\n\tJAjm7v+Mo8u08ETp4PKCUl/1AvhuXm9zyfLFEN3wE/X9v5twdMfyV0OSp8j1zKeADs0rUufWYoA+J\n\tYoBkr460IrufV/hhUhsEzeoAa22EgEnIOe//oTQht1XcM9mPOfmn7OWdbjP0/vQvdCIIrgO1AMGps\n\tv7Ste8Pobc2Dq3NCipocM9k37D/wbCgC5Sok91rBkbQnj6jNdMvtliqqgDP71zp6c6XWcKdSNyr1e\n\tqI3g20mfZYq9T/Fbz5EHbu9UuPiCI9Iy8j7M89EqvUdj1IhtuFp/ohQ41S3UhvwGxj0UX6RVkbs+q\n\td3F0hQZw==;" ], "From": "Dietmar Eggemann <dietmar.eggemann@arm.com>", "To": "linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,\n\tdevicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org,\n\tlinux-renesas-soc@vger.kernel.org", "Subject": "[PATCH 3/4] arm: dts: exynos: add exynos5422 cpu capacity-dmips-mhz\n\tinformation", "Date": "Wed, 30 Aug 2017 15:41:19 +0100", "Message-Id": "<20170830144120.9312-4-dietmar.eggemann@arm.com>", "X-Mailer": "git-send-email 2.11.0", "In-Reply-To": "<20170830144120.9312-1-dietmar.eggemann@arm.com>", "References": "<20170830144120.9312-1-dietmar.eggemann@arm.com>", "MIME-Version": "1.0", "X-CRM114-Version": "20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ", "X-CRM114-CacheID": "sfid-20170830_154212_129513_4934BA45 ", "X-CRM114-Status": "UNSURE ( 9.40 )", "X-CRM114-Notice": "Please train this message.", "X-Spam-Score": "-6.9 (------)", "X-Spam-Report": "SpamAssassin version 3.4.1 on casper.infradead.org summary:\n\tContent analysis details: (-6.9 points, 5.0 required)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/,\n\thigh trust [217.140.101.70 listed in list.dnswl.org]\n\t-0.0 SPF_PASS SPF: sender matches SPF record\n\t-0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay\n\tdomain\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]", "X-BeenThere": "linux-arm-kernel@lists.infradead.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Unsubscribe": "<http://lists.infradead.org/mailman/options/linux-arm-kernel>,\n\t<mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe>", "List-Archive": "<http://lists.infradead.org/pipermail/linux-arm-kernel/>", "List-Post": "<mailto:linux-arm-kernel@lists.infradead.org>", "List-Help": "<mailto:linux-arm-kernel-request@lists.infradead.org?subject=help>", "List-Subscribe": "<http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>,\n\t<mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe>", "Cc": "Mark Rutland <mark.rutland@arm.com>,\n\tVincent Guittot <vincent.guittot@linaro.org>,\n\tJuri Lelli <juri.lelli@arm.com>, \n\tRussell King <linux@armlinux.org.uk>, Rob Herring <robh+dt@kernel.org>,\n\tKukjin Kim <kgene@kernel.org>, Krzysztof Kozlowski <krzk@kernel.org>", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Sender": "\"linux-arm-kernel\" <linux-arm-kernel-bounces@lists.infradead.org>", "Errors-To": "linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org", "List-Id": "linux-imx-kernel.lists.patchwork.ozlabs.org" }, "content": "The following 'capacity-dmips-mhz' dt property values are used:\n\nCortex-A15: 1024, Cortex-A7: 539\n\nThey have been derived form the cpu_efficiency values:\n\nCortex-A15: 3891, Cortex-A7: 2048\n\nby scaling them so that the Cortex-A15s (big cores) use 1024.\n\nThe cpu_efficiency values were originally derived from the \"Big.LITTLE\nProcessing with ARM Cortex™-A15 & Cortex-A7\" white paper\n(http://www.cl.cam.ac.uk/~rdm34/big.LITTLE.pdf). Table 1 lists 1.9x\n(3891/2048) as the Cortex-A15 vs Cortex-A7 performance ratio for the\nDhrystone benchmark.\n\nThe following platforms are affected once cpu-invariant accounting\nsupport is re-connected to the task scheduler:\n\nodroidxu3, odroidxu3-lite, odroidxu4\n\nCc: Rob Herring <robh+dt@kernel.org>\nCc: Mark Rutland <mark.rutland@arm.com>\nCc: Russell King <linux@armlinux.org.uk>\nCc: Kukjin Kim <kgene@kernel.org>\nCc: Krzysztof Kozlowski <krzk@kernel.org>\nSigned-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>\n---\n arch/arm/boot/dts/exynos5422-cpus.dtsi | 8 ++++++++\n 1 file changed, 8 insertions(+)", "diff": "diff --git a/arch/arm/boot/dts/exynos5422-cpus.dtsi b/arch/arm/boot/dts/exynos5422-cpus.dtsi\nindex bf3c6f1ec4ee..ec01d8020c2d 100644\n--- a/arch/arm/boot/dts/exynos5422-cpus.dtsi\n+++ b/arch/arm/boot/dts/exynos5422-cpus.dtsi\n@@ -35,6 +35,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <11>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <539>;\n \t\t};\n \n \t\tcpu1: cpu@101 {\n@@ -47,6 +48,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <11>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <539>;\n \t\t};\n \n \t\tcpu2: cpu@102 {\n@@ -59,6 +61,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <11>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <539>;\n \t\t};\n \n \t\tcpu3: cpu@103 {\n@@ -71,6 +74,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <11>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <539>;\n \t\t};\n \n \t\tcpu4: cpu@0 {\n@@ -84,6 +88,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <15>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <1024>;\n \t\t};\n \n \t\tcpu5: cpu@1 {\n@@ -96,6 +101,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <15>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <1024>;\n \t\t};\n \n \t\tcpu6: cpu@2 {\n@@ -108,6 +114,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <15>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <1024>;\n \t\t};\n \n \t\tcpu7: cpu@3 {\n@@ -120,6 +127,7 @@\n \t\t\tcooling-min-level = <0>;\n \t\t\tcooling-max-level = <15>;\n \t\t\t#cooling-cells = <2>; /* min followed by max */\n+\t\t\tcapacity-dmips-mhz = <1024>;\n \t\t};\n \t};\n };\n", "prefixes": [ "3/4" ] }