From patchwork Thu Dec 1 03:30:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ye.xingchen@zte.com.cn X-Patchwork-Id: 13060945 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF62AC4321E for ; Thu, 1 Dec 2022 03:30:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229749AbiLADak (ORCPT ); Wed, 30 Nov 2022 22:30:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229515AbiLADaj (ORCPT ); Wed, 30 Nov 2022 22:30:39 -0500 Received: from mxct.zte.com.cn (mxct.zte.com.cn [183.62.165.209]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2CC0F5BD69; Wed, 30 Nov 2022 19:30:38 -0800 (PST) Received: from mse-fl2.zte.com.cn (unknown [10.5.228.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mxct.zte.com.cn (FangMail) with ESMTPS id 4NN1mr3BP4z4xyCG; Thu, 1 Dec 2022 11:30:36 +0800 (CST) Received: from xaxapp01.zte.com.cn ([10.88.40.50]) by mse-fl2.zte.com.cn with SMTP id 2B13UUSP049820; Thu, 1 Dec 2022 11:30:30 +0800 (+08) (envelope-from ye.xingchen@zte.com.cn) Received: from mapi (xaxapp01[null]) by mapi (Zmail) with MAPI id mid31; Thu, 1 Dec 2022 11:30:31 +0800 (CST) Date: Thu, 1 Dec 2022 11:30:31 +0800 (CST) X-Zmail-TransId: 2af963881fd7ffffffffa9070c69 X-Mailer: Zmail v1.0 Message-ID: <202212011130317080061@zte.com.cn> Mime-Version: 1.0 From: To: Cc: , , , Subject: =?utf-8?q?=5BPATCH=5D_hwmon=3A_use_sysfs=5Femit=28=29_to_instead_of?= =?utf-8?q?_scnprintf=28=29?= X-MAIL: mse-fl2.zte.com.cn 2B13UUSP049820 X-Fangmail-Gw-Spam-Type: 0 X-FangMail-Miltered: at cgslv5.04-192.168.251.13.novalocal with ID 63881FDC.001 by FangMail milter! X-FangMail-Envelope: 1669865436/4NN1mr3BP4z4xyCG/63881FDC.001/10.5.228.133/[10.5.228.133]/mse-fl2.zte.com.cn/ X-Fangmail-Anti-Spam-Filtered: true X-Fangmail-MID-QID: 63881FDC.001/4NN1mr3BP4z4xyCG Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org From: ye xingchen Replace the open-code with sysfs_emit() to simplify the code. Signed-off-by: ye xingchen --- drivers/hwmon/ds1621.c | 2 +- drivers/hwmon/lm73.c | 6 +++--- drivers/hwmon/sht3x.c | 12 ++++++------ 3 files changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c index 0886abf6ebab..e803d6393b9e 100644 --- a/drivers/hwmon/ds1621.c +++ b/drivers/hwmon/ds1621.c @@ -269,7 +269,7 @@ static ssize_t update_interval_show(struct device *dev, struct device_attribute *da, char *buf) { struct ds1621_data *data = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%hu\n", data->update_interval); + return sysfs_emit(buf, "%hu\n", data->update_interval); } static ssize_t update_interval_store(struct device *dev, diff --git a/drivers/hwmon/lm73.c b/drivers/hwmon/lm73.c index 1346b3b3f463..b6433ae2d75c 100644 --- a/drivers/hwmon/lm73.c +++ b/drivers/hwmon/lm73.c @@ -92,7 +92,7 @@ static ssize_t temp_show(struct device *dev, struct device_attribute *da, /* use integer division instead of equivalent right shift to guarantee arithmetic shift and preserve the sign */ temp = (((s16) err) * 250) / 32; - return scnprintf(buf, PAGE_SIZE, "%d\n", temp); + return sysfs_emit(buf, "%d\n", temp); } static ssize_t convrate_store(struct device *dev, struct device_attribute *da, @@ -137,7 +137,7 @@ static ssize_t convrate_show(struct device *dev, struct device_attribute *da, int res; res = (data->ctrl & LM73_CTRL_RES_MASK) >> LM73_CTRL_RES_SHIFT; - return scnprintf(buf, PAGE_SIZE, "%hu\n", lm73_convrates[res]); + return sysfs_emit(buf, "%hu\n", lm73_convrates[res]); } static ssize_t maxmin_alarm_show(struct device *dev, @@ -154,7 +154,7 @@ static ssize_t maxmin_alarm_show(struct device *dev, data->ctrl = ctrl; mutex_unlock(&data->lock); - return scnprintf(buf, PAGE_SIZE, "%d\n", (ctrl >> attr->index) & 1); + return sysfs_emit(buf, "%d\n", (ctrl >> attr->index) & 1); abort: mutex_unlock(&data->lock); diff --git a/drivers/hwmon/sht3x.c b/drivers/hwmon/sht3x.c index 3f279aa1cee5..8305e44d9ab2 100644 --- a/drivers/hwmon/sht3x.c +++ b/drivers/hwmon/sht3x.c @@ -320,7 +320,7 @@ static ssize_t temp1_limit_show(struct device *dev, u8 index = to_sensor_dev_attr(attr)->index; int temperature_limit = data->temperature_limits[index]; - return scnprintf(buf, PAGE_SIZE, "%d\n", temperature_limit); + return sysfs_emit(buf, "%d\n", temperature_limit); } static ssize_t humidity1_limit_show(struct device *dev, @@ -331,7 +331,7 @@ static ssize_t humidity1_limit_show(struct device *dev, u8 index = to_sensor_dev_attr(attr)->index; u32 humidity_limit = data->humidity_limits[index]; - return scnprintf(buf, PAGE_SIZE, "%u\n", humidity_limit); + return sysfs_emit(buf, "%u\n", humidity_limit); } /* @@ -483,7 +483,7 @@ static ssize_t temp1_alarm_show(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%d\n", !!(buffer[0] & 0x04)); + return sysfs_emit(buf, "%d\n", !!(buffer[0] & 0x04)); } static ssize_t humidity1_alarm_show(struct device *dev, @@ -498,7 +498,7 @@ static ssize_t humidity1_alarm_show(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%d\n", !!(buffer[0] & 0x08)); + return sysfs_emit(buf, "%d\n", !!(buffer[0] & 0x08)); } static ssize_t heater_enable_show(struct device *dev, @@ -513,7 +513,7 @@ static ssize_t heater_enable_show(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%d\n", !!(buffer[0] & 0x20)); + return sysfs_emit(buf, "%d\n", !!(buffer[0] & 0x20)); } static ssize_t heater_enable_store(struct device *dev, @@ -550,7 +550,7 @@ static ssize_t update_interval_show(struct device *dev, { struct sht3x_data *data = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%u\n", + return sysfs_emit(buf, "%u\n", mode_to_update_interval[data->mode]); }