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Mon, 17 Sep 2018 03:01:10 +0000 Received: from CY4PR21MB0776.namprd21.prod.outlook.com ([fe80::54e2:88e0:b622:b36]) by CY4PR21MB0776.namprd21.prod.outlook.com ([fe80::54e2:88e0:b622:b36%5]) with mapi id 15.20.1185.003; Mon, 17 Sep 2018 03:01:10 +0000 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Viresh Kumar , Shawn Guo , Sasha Levin Subject: [PATCH AUTOSEL 4.18 046/136] ARM: dts: ls1021a: Add missing cooling device properties for CPUs Thread-Topic: [PATCH AUTOSEL 4.18 046/136] ARM: dts: ls1021a: Add missing cooling device properties for CPUs Thread-Index: AQHUTjKeTB1u9AtegUWtUwnu4cq+hw== Date: Mon, 17 Sep 2018 03:00:41 +0000 Message-ID: <20180917030006.245495-46-alexander.levin@microsoft.com> References: <20180917030006.245495-1-alexander.levin@microsoft.com> In-Reply-To: <20180917030006.245495-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;CY4PR21MB0167;6:wwl2MSh3Xl7Eomy2BAioEeEtAlgXYHKXmhyiRpUnURNMusY+uTL1oJMv+4xF+KC7P+x2E8qA/akQP1gAuYeay18dBJTAdRAavNJzVHM4RHWwXMA/nCEk+f5YxQdaHddhFw7Nm7ZKe3yx4WbwefRZ57HzEG2pVfERBIe8gs55kQhNCfnXxduTc8lwn3tj3j6YB/mw+NL11VUvKGxLc2uhVSX33VwWZ4cXEMM5GOUbFpTdt4F/HOlbT0MfwLitMPqV88iSdi4Pqw8H/H3F8UDz9TgLXtwWqKClz4Zd0w9SkvGgEgjMmuHC1f1aTE/oSH6yQQZlUeXH+7GLoGOP4F6VDwtR68kWR+OdCBNGLA8/O2aOspu2tW5EfrKYxiGqvaLB66KK0djZnlq4b2Cl3eEibCtusarKDqg0aoMzmHsGITEESQKxdgeTomTVlQ+ae1+nWGw99HUi6MZidfn/dHEXEA==;5:b/eV+qJ7Sg4pF8EiVLry3YOdranHyTppZIAUEzAQPSPLg8pkJL3IuZhwz4CNJLK+B7o6BWAA183BqUsVqA/j7arnBwXRnvcA5RloVg2Wik53Vfwwlovuf1WSMPMdHTaeTOUQ9tsPGzHe9Io7U3QIvyBx7erIw4ZxPkGPuAWdcAc=;7:bpE8xmmUfhGvq6iDUATytOFfC1Wrpxkt9fkx2OJb0cjxyE5/mFqG2GM6U0PnkSDB/yHuNkt1m2m4r0jyJrUhrMVluNNIWb1L4j0uRTSjEpz8CMK0d/yqROXYE0pf44hu8yw7SwxA7dPdy/AXYZw81XVRdrk7RX6E58dhLXXE8uhCvw/kNtMnNZoTsuWZKOvHglsOt4fwRhsygksx7X04nyhJt8cauHW/1x+qIqJT3G6GG3HErkjXp/vYUsRpfyfK x-ms-office365-filtering-correlation-id: f45b2ecb-0728-4ebc-3d1f-08d61c49d279 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(7020095)(4652040)(8989137)(4534165)(4627221)(201703031133081)(201702281549075)(8990107)(5600074)(711020)(4618075)(2017052603328)(7193020);SRVR:CY4PR21MB0167; 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received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-message-info: Q21VhgQGXSH9dfcbkbuz63tUpZgO3xmvHNWCptNvj3zh5g20YKl3hrMLwX+5Da7F/MpyAkTY7FYRb/kbT4Nbqhkvp5b/e21lM4AbVnb05tzCEO938lHI9D4iCOjTU9bS89FT2rYYW5TjVHoTrlsggCDYckhymeksRK01BPFA5A5vyUCb7nMsqmaSWDLC0poMiJNbugk54QuYmsVnC8d5aw7LGwD9m5LFSVf5REAUqpeWvZomN3ayR6a2n3Cp2gtMBjnVIyxbchb4TR6dt2TdWVF2LBPNfwDHfru141oPCG95x/hs3lhNb9OnjJWLm3GIki8RZopFu2y/HGySU7n0mksgdv++O/8nVtf3ut1QeXY= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: f45b2ecb-0728-4ebc-3d1f-08d61c49d279 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Sep 2018 03:00:41.3077 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0167 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Viresh Kumar [ Upstream commit 47768f372eae030db6fab5225f9504a820d2c07f ] The cooling device properties, like "#cooling-cells" and "dynamic-power-coefficient", should either be present for all the CPUs of a cluster or none. If these are present only for a subset of CPUs of a cluster then things will start falling apart as soon as the CPUs are brought online in a different order. For example, this will happen because the operating system looks for such properties in the CPU node it is trying to bring up, so that it can register a cooling device. Add such missing properties. Signed-off-by: Viresh Kumar Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/ls1021a.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dts= i index c55d479971cc..f18490548c78 100644 --- a/arch/arm/boot/dts/ls1021a.dtsi +++ b/arch/arm/boot/dts/ls1021a.dtsi @@ -84,6 +84,7 @@ device_type =3D "cpu"; reg =3D <0xf01>; clocks =3D <&clockgen 1 0>; + #cooling-cells =3D <2>; }; }; =20 --=20 2.17.1