From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752452AbcELIJb (ORCPT ); Thu, 12 May 2016 04:09:31 -0400 Received: from relmlor4.renesas.com ([210.160.252.174]:50568 "EHLO relmlie3.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751816AbcELIJT (ORCPT ); Thu, 12 May 2016 04:09:19 -0400 X-IronPort-AV: E=Sophos;i="5.22,559,1449500400"; d="scan'";a="210690299" Authentication-Results: intel.com; dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=renesas.com; Message-ID: <87posrn1oj.wl%kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto To: Zhang Rui , Linux-Kernel , Eduardo Valentin , CC: Linux-Renesas , Hiep Cao Minh , shimoda Subject: lm-senser can't detect thermal on thermal_zone User-Agent: Wanderlust/2.15.9 Emacs/24.3 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset="US-ASCII" Date: Thu, 12 May 2016 08:09:13 +0000 X-Originating-IP: [211.11.155.144] X-ClientProxiedBy: TY1PR01CA0010.jpnprd01.prod.outlook.com (10.161.131.148) To KL1PR06MB1703.apcprd06.prod.outlook.com (10.167.63.17) X-MS-Office365-Filtering-Correlation-Id: 06bc55fb-67c0-4e15-9181-08d37a3cb4bc X-Microsoft-Exchange-Diagnostics: 1;KL1PR06MB1703;2:1hFZGC98xpEzsxCFFz55Irco50isD7Eux4tI3zVLWoMv8BJ1S4vtmw3Ndt4gAFMh5pc9pypqYJHo9rEY/dHoe/fSYgG17KO2T/SMN+GhZVo6eTl2bjRsR5YqRtXJgjjPbJIRYOA1thjn8kij3UHHnjY5QJaepygE71UbAzHua2X3wyDI1/n+tC6WI6lYn8DQ;3:28LdhJoqViYVXSEKharpooAfy+Mz709HCHbfsOyioiDbyma6913p+Hbpe3SKpOArfXh7L777nZHebBJPM9OBVxc2m/3bNYSUgiuGeNnY2XAIA7K0k5oWzrTEWKRjxqn+ X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:KL1PR06MB1703; 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It works on non thermal_zone. we can get current thermal from /sys/class/thermal/thermal_zone0 on thermal_zone. What does lm-senser is doing ? and why it doesn't work on thermal_zone ?? -- thermal_zone enable patch -- a8b805f3606f7af7f2b44763d3d6cf05f7c15afd (ARM: dts: r8a7790: enable to use thermal-zone) -- lm-senser error on thermal-zone ---- > sensors No sensors found! Make sure you loaded all the kernel drivers you need. Try sensors-detect to find out which these are. -- thermal-zone / non thermal-zone situation -- non thermal-zon sensor command: OK read from /sys/class/thermal/thermal_zone0 : OK thermal-zon sensor command: NG read from /sys/class/thermal/thermal_zone0 : OK