From patchwork Mon May 24 11:55:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yue Haibing X-Patchwork-Id: 12276133 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 895DDC04FF3 for ; Mon, 24 May 2021 11:56:14 +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 EA19F61261 for ; Mon, 24 May 2021 11:56:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EA19F61261 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 7DC731695; Mon, 24 May 2021 13:55:22 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 7DC731695 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1621857372; bh=kfDUtwMeuMVMxIYYwvVZM2iMXCkoxQwCCrLjYI1VP5g=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=Uc9NnxN/WM0z7W4JKs2o8rDwcsMuuzT/T+9rQJ97xUmfp5nitAWb8znSUPaj57/q1 iOpkVKHsrKTkwUNBL4O2jyYEKfy/JlQaI5Ae+ufMFsylzdpUc+nP8VLy8CDuLviLur Q16YbgLdL+SIcj950WEHWlnDLXFu5sIZ+tmEiP68= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 08CC8F800B8; Mon, 24 May 2021 13:55:22 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 4D4CEF8022B; Mon, 24 May 2021 13:55:21 +0200 (CEST) Received: from szxga06-in.huawei.com (szxga06-in.huawei.com [45.249.212.32]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id A0D9FF800B8 for ; Mon, 24 May 2021 13:55:16 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz A0D9FF800B8 Received: from dggems701-chm.china.huawei.com (unknown [172.30.72.59]) by szxga06-in.huawei.com (SkyGuard) with ESMTP id 4FpbF13prHzmb0s; Mon, 24 May 2021 19:52:53 +0800 (CST) Received: from dggema769-chm.china.huawei.com (10.1.198.211) by dggems701-chm.china.huawei.com (10.3.19.178) 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 19:55:12 +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 19:55:12 +0800 From: YueHaibing To: , , , , , , , Subject: [PATCH -next] ASoC: Intel: Skylake: use DEVICE_ATTR_RO macro Date: Mon, 24 May 2021 19:55:06 +0800 Message-ID: <20210524115506.35724-1-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: dggems705-chm.china.huawei.com (10.3.19.182) To dggema769-chm.china.huawei.com (10.1.198.211) X-CFilter-Loop: Reflected Cc: alsa-devel@alsa-project.org, 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_RO() helper instead of plain DEVICE_ATTR(), which makes the code a bit shorter and easier to read. Signed-off-by: YueHaibing Reviewed-by: Cezary Rojewski --- sound/soc/intel/skylake/skl-nhlt.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c index 87c891c46291..64226072f0ee 100644 --- a/sound/soc/intel/skylake/skl-nhlt.c +++ b/sound/soc/intel/skylake/skl-nhlt.c @@ -149,8 +149,8 @@ int skl_nhlt_update_topology_bin(struct skl_dev *skl) return 0; } -static ssize_t skl_nhlt_platform_id_show(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t platform_id_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct pci_dev *pci = to_pci_dev(dev); struct hdac_bus *bus = pci_get_drvdata(pci); @@ -166,7 +166,7 @@ static ssize_t skl_nhlt_platform_id_show(struct device *dev, return sprintf(buf, "%s\n", platform_id); } -static DEVICE_ATTR(platform_id, 0444, skl_nhlt_platform_id_show, NULL); +static DEVICE_ATTR_RO(platform_id); int skl_nhlt_create_sysfs(struct skl_dev *skl) {