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Sat, 15 Sep 2018 01:32:28 +0000 Received: from CY4PR21MB0776.namprd21.prod.outlook.com ([fe80::151:b6fe:32c8:cccd]) by CY4PR21MB0776.namprd21.prod.outlook.com ([fe80::151:b6fe:32c8:cccd%9]) with mapi id 15.20.1164.008; Sat, 15 Sep 2018 01:32:28 +0000 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Viresh Kumar , Masahiro Yamada , Sasha Levin Subject: [PATCH AUTOSEL 4.14 03/57] arm64: dts: uniphier: Add missing cooling device properties for CPUs Thread-Topic: [PATCH AUTOSEL 4.14 03/57] arm64: dts: uniphier: Add missing cooling device properties for CPUs Thread-Index: AQHUTJP2zKIw6mH1IE2rNdzqRCGssw== Date: Sat, 15 Sep 2018 01:32:28 +0000 Message-ID: <20180915013223.179909-3-alexander.levin@microsoft.com> References: <20180915013223.179909-1-alexander.levin@microsoft.com> In-Reply-To: <20180915013223.179909-1-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;CY4PR21MB0117;6:n4ZToTsh9+FeMr6uDvivqctsq+ScHu7ssNJ0lgLfRosUtcAJ6MyeM9q7kCGWZEhrMYemgz+8x24F1PC7tkH/zP0nrsWEnQDaWEZwlkbKlzdSrx8cA+7hD9TtmWbf+GxpkoSKismmAXZQ3HuDL85rtID9lH8+//BBiE9ZESbj4qaQhqG7YpXy1Dnlot41B7gpo5JCMltgRdS7SXKnVGov5uwtmEyf5pjjKEOGuUBEurCmVM7Z9sxPQCtC+3rZ7B0NoEyOsnOT+o8HV0/vor9rqBLLg/28N27UQWuMONvzcHmEqSmMzqJ1wPV8WE5KQPR3RpyELN+TPVcxC8HZTzxKFk/Xs8Bep19vrPs3d+dXgROeyeDDigGjLa3j2x/j6Eb0tCyBIeedYRY4XDucI8Gfzb6GaNoOjNQFMPHHJ6O0ZszkitCuoQtr0U9FPSQ0BNoe0c5vOnrVpp/3rJVpgstz8Q==;5:DVZB8yJxQXmzVifYQiikXT55fN73ZYfUa3tYE6A1B9qxM1NCoF3IRgT0G7il4Y/aZ+npnPIUh+4VClj2KJT3CybU6FNzdBbVMRpMduTRtUeq4FeIvQSywZ8ZWm+y14u/j8stMIiGkVxFjp58/LNVxA///j2L7ufkK3zr6ffyKzk=;7:1pwHgtqcialFUw27CqVBSYvQXWRkvZdGNap4rMR1nJUaDBQDzh5J6eJCURqqVEmyuxVDCXhE4oTsG3ofD+bb6LPLa17vvr8QqN686tfx1TrFCd/cNVyrbTdoLRhU3TlBexF2zJSjGeo/f5R7OCP6vFtVdr7S5cJlQnDRvEotPwHPsRHF0AEywfTUNnMfXa2r7yzDlbn+VUWaFyLXcTuIC1ThmIat52N7RmQQigCJHFKvl1SC+mkvxFdB+TebnTt0 x-ms-office365-filtering-correlation-id: bd22a9a5-3a2c-4f88-53ca-08d61aab1935 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:CY4PR21MB0117; 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received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: Y7rgor75pFEC22zKGD8Zkd4/pd3G1hyytcmUZl5pTNGfr5LCFAo17SlKVMrLsjB9cUvjCsy0+tDq/CaTpv1aQEmx5gsv7l9Z3AnH2lSvQiDtRLbf1nFykHD9qDC2F+V9bv61kl1g9/BYom0pR7JKG6asnRGILLYWms/DkRdJKWvGQieU7V8I9FiC6YvnDNVPY9B+2JMtGMEFSfxwnFNIKLPCzJ0wPk7tcnlqLFMrapyE4YKa8LVTGFsM9SCzRFM8+7LyJjnPICA7HsG3u3vG9M4FcPkSBd+jl1ZWkiaAbQ98T41p8FFMIqJhMxDJlaxXrm3HU3uOQxdO8QxojUKgU2BWPCz9krd5yuTokL49N0Y= 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: bd22a9a5-3a2c-4f88-53ca-08d61aab1935 X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Sep 2018 01:32:28.2752 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0117 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Viresh Kumar [ Upstream commit af0e09d0c6762e486b0eb5cc4737396964c34fad ] 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: Masahiro Yamada Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi b/arch/arm64/= boot/dts/socionext/uniphier-ld20.dtsi index a29c279b6e8e..dba6f0ff8106 100644 --- a/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi +++ b/arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi @@ -55,6 +55,7 @@ clocks =3D <&sys_clk 32>; enable-method =3D "psci"; operating-points-v2 =3D <&cluster0_opp>; + #cooling-cells =3D <2>; }; =20 cpu2: cpu@100 { @@ -73,6 +74,7 @@ clocks =3D <&sys_clk 33>; enable-method =3D "psci"; operating-points-v2 =3D <&cluster1_opp>; + #cooling-cells =3D <2>; }; }; =20 --=20 2.17.1