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,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 18A7DC433B4 for ; Tue, 6 Apr 2021 11:55:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAB21613B3 for ; Tue, 6 Apr 2021 11:55:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343595AbhDFLzh (ORCPT ); Tue, 6 Apr 2021 07:55:37 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:15555 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243355AbhDFLze (ORCPT ); Tue, 6 Apr 2021 07:55:34 -0400 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4FF5Vw4CgQzPnlj; Tue, 6 Apr 2021 19:52:40 +0800 (CST) Received: from mdc.localdomain (10.175.104.57) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.498.0; Tue, 6 Apr 2021 19:55:19 +0800 From: Huang Guobin To: , Patrik Jakobsson , David Airlie , "Daniel Vetter" CC: , , Subject: [PATCH -next] gma500: Use DEFINE_SPINLOCK() for spinlock Date: Tue, 6 Apr 2021 19:55:14 +0800 Message-ID: <1617710114-48071-1-git-send-email-huangguobin4@huawei.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.175.104.57] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Guobin Huang spinlock can be initialized automatically with DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init(). Reported-by: Hulk Robot Signed-off-by: Guobin Huang --- drivers/gpu/drm/gma500/power.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/gma500/power.c b/drivers/gpu/drm/gma500/power.c index 56ef88237ef6..f07641dfa5a4 100644 --- a/drivers/gpu/drm/gma500/power.c +++ b/drivers/gpu/drm/gma500/power.c @@ -36,7 +36,7 @@ #include static struct mutex power_mutex; /* Serialize power ops */ -static spinlock_t power_ctrl_lock; /* Serialize power claim */ +static DEFINE_SPINLOCK(power_ctrl_lock); /* Serialize power claim */ /** * gma_power_init - initialise power manager @@ -55,7 +55,6 @@ void gma_power_init(struct drm_device *dev) dev_priv->display_power = true; /* We start active */ dev_priv->display_count = 0; /* Currently no users */ dev_priv->suspended = false; /* And not suspended */ - spin_lock_init(&power_ctrl_lock); mutex_init(&power_mutex); if (dev_priv->ops->init_pm)