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=-11.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 53D72C00A89 for ; Sat, 31 Oct 2020 02:42:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0A56F20665 for ; Sat, 31 Oct 2020 02:42:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726071AbgJaCmJ (ORCPT ); Fri, 30 Oct 2020 22:42:09 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:6675 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725536AbgJaCmI (ORCPT ); Fri, 30 Oct 2020 22:42:08 -0400 Received: from DGGEMS401-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4CNNk70yFHz15NwZ; Sat, 31 Oct 2020 10:42:07 +0800 (CST) Received: from [10.174.176.180] (10.174.176.180) by DGGEMS401-HUB.china.huawei.com (10.3.19.201) with Microsoft SMTP Server id 14.3.487.0; Sat, 31 Oct 2020 10:42:05 +0800 Subject: Re: [PATCH -next] drm/rockchip: cdn-dp: Mark cdn_dp_core_suspend/resume __maybe_unused To: , , , References: <20200811021225.50296-1-yuehaibing@huawei.com> CC: , , , From: Yuehaibing Message-ID: <4fa1e3fe-c254-6924-ed3b-a6fd4ca88e41@huawei.com> Date: Sat, 31 Oct 2020 10:42:04 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 MIME-Version: 1.0 In-Reply-To: <20200811021225.50296-1-yuehaibing@huawei.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.176.180] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ping... On 2020/8/11 10:12, YueHaibing wrote: > If CONFIG_PM is not set, gcc warns: > > drivers/gpu/drm/rockchip/cdn-dp-core.c:1124:12: > warning: ‘cdn_dp_resume’ defined but not used [-Wunused-function] > > Mark them __maybe_unused to fix this. > > Reported-by: Hulk Robot > Signed-off-by: YueHaibing > --- > drivers/gpu/drm/rockchip/cdn-dp-core.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c > index a4a45daf93f2..413b0e90f10f 100644 > --- a/drivers/gpu/drm/rockchip/cdn-dp-core.c > +++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c > @@ -1107,7 +1107,7 @@ static const struct component_ops cdn_dp_component_ops = { > .unbind = cdn_dp_unbind, > }; > > -static int cdn_dp_suspend(struct device *dev) > +static __maybe_unused int cdn_dp_suspend(struct device *dev) > { > struct cdn_dp_device *dp = dev_get_drvdata(dev); > int ret = 0; > @@ -1121,7 +1121,7 @@ static int cdn_dp_suspend(struct device *dev) > return ret; > } > > -static int cdn_dp_resume(struct device *dev) > +static __maybe_unused int cdn_dp_resume(struct device *dev) > { > struct cdn_dp_device *dp = dev_get_drvdata(dev); > >