From patchwork Sat Aug 3 06:30:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: cuigaosheng X-Patchwork-Id: 13752309 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 29ABEC3DA4A for ; Sat, 3 Aug 2024 06:50:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CB67B10E060; Sat, 3 Aug 2024 06:50:09 +0000 (UTC) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by gabe.freedesktop.org (Postfix) with ESMTPS id EB5F610E059 for ; Sat, 3 Aug 2024 06:50:07 +0000 (UTC) Received: from mail.maildlp.com (unknown [172.19.163.252]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4WbXrR2JvgzcdRj; Sat, 3 Aug 2024 14:30:31 +0800 (CST) Received: from kwepemd200011.china.huawei.com (unknown [7.221.188.251]) by mail.maildlp.com (Postfix) with ESMTPS id EADEB1800A4; Sat, 3 Aug 2024 14:30:33 +0800 (CST) Received: from cgs.huawei.com (10.244.148.83) by kwepemd200011.china.huawei.com (7.221.188.251) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.34; Sat, 3 Aug 2024 14:30:32 +0800 From: Gaosheng Cui To: , , , , , , , , , , , , , , , , , , CC: , , Subject: [PATCH -next 3/3] drm/kmb: Add missing clk_disable_unprepare in kmb_dsi_clk_enable Date: Sat, 3 Aug 2024 14:30:30 +0800 Message-ID: <20240803063030.316390-4-cuigaosheng1@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240803063030.316390-1-cuigaosheng1@huawei.com> References: <20240803063030.316390-1-cuigaosheng1@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.244.148.83] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemd200011.china.huawei.com (7.221.188.251) X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add the missing clk_disable_unprepare() before return in kmb_dsi_clk_enable(). Signed-off-by: Gaosheng Cui --- drivers/gpu/drm/kmb/kmb_dsi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/kmb/kmb_dsi.c b/drivers/gpu/drm/kmb/kmb_dsi.c index cf7cf0b07541..02141ac593c6 100644 --- a/drivers/gpu/drm/kmb/kmb_dsi.c +++ b/drivers/gpu/drm/kmb/kmb_dsi.c @@ -1494,12 +1494,15 @@ static int kmb_dsi_clk_enable(struct kmb_dsi *kmb_dsi) ret = clk_prepare_enable(kmb_dsi->clk_mipi_ecfg); if (ret) { dev_err(dev, "Failed to enable MIPI_ECFG clock: %d\n", ret); + clk_disable_unprepare(kmb_dsi->clk_mipi); return ret; } ret = clk_prepare_enable(kmb_dsi->clk_mipi_cfg); if (ret) { dev_err(dev, "Failed to enable MIPI_CFG clock: %d\n", ret); + clk_disable_unprepare(kmb_dsi->clk_mipi); + clk_disable_unprepare(kmb_dsi->clk_mipi_ecfg); return ret; }