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 X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 609F3C4708F for ; Wed, 2 Jun 2021 11:44:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 48F0E613B1 for ; Wed, 2 Jun 2021 11:44:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229916AbhFBLpy (ORCPT ); Wed, 2 Jun 2021 07:45:54 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:4285 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229667AbhFBLpl (ORCPT ); Wed, 2 Jun 2021 07:45:41 -0400 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4Fw6W60lwZz19S6K; Wed, 2 Jun 2021 19:39:14 +0800 (CST) Received: from dggpemm500006.china.huawei.com (7.185.36.236) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 2 Jun 2021 19:43:56 +0800 Received: from thunder-town.china.huawei.com (10.174.177.72) by dggpemm500006.china.huawei.com (7.185.36.236) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 2 Jun 2021 19:43:56 +0800 From: Zhen Lei To: Lee Jones , patches , linux-arm-kernel , linux-kernel CC: Zhen Lei Subject: [PATCH 4/9] mfd: sm501: use DEVICE_ATTR_RO macro Date: Wed, 2 Jun 2021 19:43:34 +0800 Message-ID: <20210602114339.11223-5-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 In-Reply-To: <20210602114339.11223-1-thunder.leizhen@huawei.com> References: <20210602114339.11223-1-thunder.leizhen@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.174.177.72] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm500006.china.huawei.com (7.185.36.236) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read. Signed-off-by: Zhen Lei --- drivers/mfd/sm501.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index 6d2f4a0a901dc08..bc0a2c38653e51c 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -1190,13 +1190,13 @@ static int sm501_register_gpio_i2c(struct sm501_devdata *sm, return 0; } -/* sm501_dbg_regs +/* dbg_regs_show * * Debug attribute to attach to parent device to show core registers */ -static ssize_t sm501_dbg_regs(struct device *dev, - struct device_attribute *attr, char *buff) +static ssize_t dbg_regs_show(struct device *dev, + struct device_attribute *attr, char *buff) { struct sm501_devdata *sm = dev_get_drvdata(dev) ; unsigned int reg; @@ -1213,7 +1213,7 @@ static ssize_t sm501_dbg_regs(struct device *dev, } -static DEVICE_ATTR(dbg_regs, 0444, sm501_dbg_regs, NULL); +static DEVICE_ATTR_RO(dbg_regs); /* sm501_init_reg * -- 2.26.0.106.g9fadedd