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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 203A6C6FA86 for ; Fri, 23 Sep 2022 06:34:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5524E10E3E7; Fri, 23 Sep 2022 06:34:56 +0000 (UTC) Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8D75810E3E7 for ; Fri, 23 Sep 2022 06:34:53 +0000 (UTC) Received: by mail-pf1-x42b.google.com with SMTP id u132so11508382pfc.6 for ; Thu, 22 Sep 2022 23:34:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date; bh=UQbRlYeEkx+EvW1ECcexWqZC4hvj1k3E06Q4ssIUniM=; b=pZeBayZgzRqqeHKGwVP/zLhV7GY99/+Bnnkit9QZ3Jbm0a0nI96twXdh04slYuwkVI RLoFBJwWqkiR0fWmY2YHe1enxA7+/3KfdCjTljhuVy9CK5SKbUhW5pQX3EPGrE/PBYQe 89Mb1dFLfpwSuuruq0xmgROKVRuR+HOo6hDP8LCeJYiYO9qn9xDSbpbJFTNoq/LfYTAO 6ndDIEfrkh1VRAKhdj3zd5vd+UqyIO2N4PDOJTwSmfhwSp+YF6iDgSQezluXxJBkn9O2 7TzhMM6gRekC93WZGUku7gRJV/oWIkMUrMySfEUUmYSQcp07n09+NBW9wqzrQBw4ZkZq ai6g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=UQbRlYeEkx+EvW1ECcexWqZC4hvj1k3E06Q4ssIUniM=; b=ce6ew7W69Jvy0trOHMOYKpLYT9lCKhyqkwvKS9I0l28m580UdZK4PWNEM+WPWQLacW Ay/QhzRM04dzmjGh69LYX3FCCcAYXgwQ9Tq9AyK6co4d2fOC9O4s0cHOEqPvuTbsjMHR gB/Bh9ni07Yl2yPGj6a1aY9WMBxfj2pHqZF13XEdpBJOPwDi4ZHuD+qs6qpFaaTVBL5g 3z8xxvv81B0McclW1kHPTWgBSYt8q0I+l0/PPq6J9pkAKsg/M2msZhJj3Knp3pi4Y+7X F0NbEVchAVuItXiAjn0C13lfbx9Np/1NZKV3h2GIW96Ur1Qzr7UXslzU0lfmA/JQi5Z4 WdCQ== X-Gm-Message-State: ACrzQf1TXZ+YMwGVaS/9TnaOKXzgxoKFe9TzZ/be0A0kbfj6v0zX8xji DyIkpMukfWj/8Idc3wK2WEw= X-Google-Smtp-Source: AMsMyM5CRzhdtH3+V8kaArIX/klkE2Xbi0GRLlAgaXtkbzJ3451pCUiuDh0WtSsJV4jOxr5RczR+TQ== X-Received: by 2002:a63:581e:0:b0:43c:29a0:6390 with SMTP id m30-20020a63581e000000b0043c29a06390mr3818463pgb.552.1663914893025; Thu, 22 Sep 2022 23:34:53 -0700 (PDT) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id y13-20020a17090a1f4d00b001fd7e56da4csm846784pjy.39.2022.09.22.23.34.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Sep 2022 23:34:52 -0700 (PDT) From: cgel.zte@gmail.com X-Google-Original-From: ye.xingchen@zte.com.cn To: lee@kernel.org Subject: [PATCH linux-next] backlight: use sysfs_emit() to instead of scnprintf() Date: Fri, 23 Sep 2022 06:34:48 +0000 Message-Id: <20220923063448.239259-1-ye.xingchen@zte.com.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: daniel.thompson@linaro.org, jingoohan1@gmail.com, deller@gmx.de, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, ye xingchen Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: ye xingchen Replace the open-code with sysfs_emit() to simplify the code. Signed-off-by: ye xingchen --- drivers/video/backlight/lm3533_bl.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/video/backlight/lm3533_bl.c b/drivers/video/backlight/lm3533_bl.c index 1df1b6643c0b..5e2ce9285245 100644 --- a/drivers/video/backlight/lm3533_bl.c +++ b/drivers/video/backlight/lm3533_bl.c @@ -66,7 +66,7 @@ static ssize_t show_id(struct device *dev, { struct lm3533_bl *bl = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%d\n", bl->id); + return sysfs_emit(buf, "%d\n", bl->id); } static ssize_t show_als_channel(struct device *dev, @@ -75,7 +75,7 @@ static ssize_t show_als_channel(struct device *dev, struct lm3533_bl *bl = dev_get_drvdata(dev); unsigned channel = lm3533_bl_get_ctrlbank_id(bl); - return scnprintf(buf, PAGE_SIZE, "%u\n", channel); + return sysfs_emit(buf, "%u\n", channel); } static ssize_t show_als_en(struct device *dev, @@ -95,7 +95,7 @@ static ssize_t show_als_en(struct device *dev, mask = 1 << (2 * ctrlbank); enable = val & mask; - return scnprintf(buf, PAGE_SIZE, "%d\n", enable); + return sysfs_emit(buf, "%d\n", enable); } static ssize_t store_als_en(struct device *dev, @@ -147,7 +147,7 @@ static ssize_t show_linear(struct device *dev, else linear = 0; - return scnprintf(buf, PAGE_SIZE, "%x\n", linear); + return sysfs_emit(buf, "%x\n", linear); } static ssize_t store_linear(struct device *dev, @@ -190,7 +190,7 @@ static ssize_t show_pwm(struct device *dev, if (ret) return ret; - return scnprintf(buf, PAGE_SIZE, "%u\n", val); + return sysfs_emit(buf, "%u\n", val); } static ssize_t store_pwm(struct device *dev, -- 2.25.1