From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 830F4C433E6 for ; Tue, 14 Jul 2020 07:13:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 694F22222E for ; Tue, 14 Jul 2020 07:13:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726809AbgGNHNV (ORCPT ); Tue, 14 Jul 2020 03:13:21 -0400 Received: from smtp2207-205.mail.aliyun.com ([121.197.207.205]:44038 "EHLO smtp2207-205.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726600AbgGNHNU (ORCPT ); Tue, 14 Jul 2020 03:13:20 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.1529282|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_system_inform|0.0288318-0.000377861-0.97079;FP=0|0|0|0|0|-1|-1|-1;HT=e02c03294;MF=frank@allwinnertech.com;NM=1;PH=DS;RN=13;RT=13;SR=0;TI=SMTPD_---.I1TiiMH_1594710791; Received: from allwinnertech.com(mailfrom:frank@allwinnertech.com fp:SMTPD_---.I1TiiMH_1594710791) by smtp.aliyun-inc.com(10.147.41.158); Tue, 14 Jul 2020 15:13:15 +0800 From: Frank Lee To: anarsoul@gmail.com, tiny.windzz@gmail.com, rui.zhang@intel.com, daniel.lezcano@linaro.org, amit.kucheria@verdurent.com, mripard@kernel.org, wens@csie.org, linux-pm@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, huangshuosheng@allwinnertech.com, liyong@allwinnertech.com, Yangtao Li Subject: [PATCH v4 08/16] thermal: sun8i: add TEMP_CALIB_MASK for calibration data in sun50i_h6_ths_calibrate Date: Tue, 14 Jul 2020 15:13:04 +0800 Message-Id: X-Mailer: git-send-email 2.24.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Yangtao Li For sun50i_h6_ths_calibrate(), the data read from nvmem needs a round of calculation. On the other hand, the newer SOC may store other data in the space other than 12bit sensor data. Add mask operation to read data to avoid conversion error. Signed-off-by: Yangtao Li Reviewed-by: Yangtao Li --- drivers/thermal/sun8i_thermal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/thermal/sun8i_thermal.c b/drivers/thermal/sun8i_thermal.c index 74d73be16496..f423d44b9290 100644 --- a/drivers/thermal/sun8i_thermal.c +++ b/drivers/thermal/sun8i_thermal.c @@ -244,7 +244,7 @@ static int sun50i_h6_ths_calibrate(struct ths_device *tmdev, ft_temp = (caldata[0] & FT_TEMP_MASK) * 100; for (i = 0; i < tmdev->chip->sensor_num; i++) { - int sensor_reg = caldata[i + 1]; + int sensor_reg = caldata[i + 1] & TEMP_CALIB_MASK; int cdata, offset; int sensor_temp = tmdev->chip->calc_temp(tmdev, i, sensor_reg); -- 2.24.0