From patchwork Wed Jul 8 07:19:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Lee X-Patchwork-Id: 11650867 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A49DE618 for ; Wed, 8 Jul 2020 07:20:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8A30720786 for ; Wed, 8 Jul 2020 07:20:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730338AbgGHHUO (ORCPT ); Wed, 8 Jul 2020 03:20:14 -0400 Received: from smtp2207-205.mail.aliyun.com ([121.197.207.205]:55331 "EHLO smtp2207-205.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730316AbgGHHUN (ORCPT ); Wed, 8 Jul 2020 03:20:13 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.1470665|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_system_inform|0.0450046-0.000476486-0.954519;FP=0|0|0|0|0|-1|-1|-1;HT=e01l07447;MF=frank@allwinnertech.com;NM=1;PH=DS;RN=33;RT=33;SR=0;TI=SMTPD_---.I-8lwqE_1594192774; Received: from allwinnertech.com(mailfrom:frank@allwinnertech.com fp:SMTPD_---.I-8lwqE_1594192774) by smtp.aliyun-inc.com(10.147.40.26); Wed, 08 Jul 2020 15:20:04 +0800 From: Frank Lee To: robh+dt@kernel.org, mripard@kernel.org, wens@csie.org, mturquette@baylibre.com, sboyd@kernel.org, gregory.clement@bootlin.com, tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, srinivas.kandagatla@linaro.org, linus.walleij@linaro.org, anarsoul@gmail.com, tiny.windzz@gmail.com, rui.zhang@intel.com, daniel.lezcano@linaro.org, amit.kucheria@verdurent.com, lee.jones@linaro.org, p.zabel@pengutronix.de, clabbe@baylibre.com, icenowy@aosc.io, megous@megous.com, stefan@olimex.com, bage@linutronix.de Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-i2c@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, huangshuosheng@allwinnertech.com, liyong@allwinnertech.com, Frank Lee Subject: [PATCH v3 08/16] thermal: sun8i: add TEMP_CALIB_MASK for calibration data in sun50i_h6_ths_calibrate Date: Wed, 8 Jul 2020 15:19:34 +0800 Message-Id: <20200708071942.22595-9-frank@allwinnertech.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200708071942.22595-1-frank@allwinnertech.com> References: <20200708071942.22595-1-frank@allwinnertech.com> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org 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: Frank Lee 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 74d73be..f423d44 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);