From patchwork Mon May 24 11:45:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yue Haibing X-Patchwork-Id: 447376 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 B6DF8C04FF3 for ; Mon, 24 May 2021 11:46:31 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DDFC461289 for ; Mon, 24 May 2021 11:46:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DDFC461289 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 3938D1696; Mon, 24 May 2021 13:45:39 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 3938D1696 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1621856789; bh=0d5nyPGd+YW/fOkTXbp7kP66r6WJzYGifkb/PJsbstk=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=Pd9F4KjMqtiGAnZrccPytm1BoafZ/vGZoCgZfA1hbCUqEwpKzy8qj3bM7oqk+0U3m 8PfFUIUx0IfRfK8ZC137dgzbay+Woo4h7rCcPr0kBBQb/GTsuh3L2AVea/1D3VOK80 KRbvGHXHeGR656KN2k1PxTQ+r5kw+lpDEGHSN/9E= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id C0D74F8021D; Mon, 24 May 2021 13:45:35 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 5C45AF8025C; Mon, 24 May 2021 13:45:34 +0200 (CEST) Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 53A49F80137 for ; Mon, 24 May 2021 13:45:24 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 53A49F80137 Received: from dggems705-chm.china.huawei.com (unknown [172.30.72.60]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4Fpb122v74z1BR46; Mon, 24 May 2021 19:42:30 +0800 (CST) Received: from dggema769-chm.china.huawei.com (10.1.198.211) by dggems705-chm.china.huawei.com (10.3.19.182) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Mon, 24 May 2021 19:45:20 +0800 Received: from localhost (10.174.179.215) by dggema769-chm.china.huawei.com (10.1.198.211) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Mon, 24 May 2021 19:45:20 +0800 From: YueHaibing To: , , , , , Subject: [PATCH -next] ASoC: cs42l56: use DEVICE_ATTR_WO macro Date: Mon, 24 May 2021 19:45:03 +0800 Message-ID: <20210524114503.26460-1-yuehaibing@huawei.com> X-Mailer: git-send-email 2.10.2.windows.1 MIME-Version: 1.0 X-Originating-IP: [10.174.179.215] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggema769-chm.china.huawei.com (10.1.198.211) X-CFilter-Loop: Reflected Cc: patches@opensource.cirrus.com, alsa-devel@alsa-project.org, YueHaibing , linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Use DEVICE_ATTR_WO() helper instead of plain DEVICE_ATTR(), which makes the code a bit shorter and easier to read. Signed-off-by: YueHaibing --- sound/soc/codecs/cs42l56.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/sound/soc/codecs/cs42l56.c b/sound/soc/codecs/cs42l56.c index 7cdffdf6b8cf..3cf8a0b4478c 100644 --- a/sound/soc/codecs/cs42l56.c +++ b/sound/soc/codecs/cs42l56.c @@ -1021,9 +1021,8 @@ static int cs42l56_beep_event(struct input_dev *dev, unsigned int type, return 0; } -static ssize_t cs42l56_beep_set(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t beep_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct cs42l56_private *cs42l56 = dev_get_drvdata(dev); long int time; @@ -1038,7 +1037,7 @@ static ssize_t cs42l56_beep_set(struct device *dev, return count; } -static DEVICE_ATTR(beep, 0200, NULL, cs42l56_beep_set); +static DEVICE_ATTR_WO(beep); static void cs42l56_init_beep(struct snd_soc_component *component) {