From patchwork Tue Aug 22 07:15:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13360273 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 13F83EE49A8 for ; Tue, 22 Aug 2023 07:15:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1894D10E2DB; Tue, 22 Aug 2023 07:15:35 +0000 (UTC) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7D9C710E2DB for ; Tue, 22 Aug 2023 07:15:32 +0000 (UTC) Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RVLBB0NN1ztS2T; Tue, 22 Aug 2023 15:11:46 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Tue, 22 Aug 2023 15:15:28 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , Subject: [PATCH -next 1/2] drm/bridge: Use PTR_ERR_OR_ZERO() to simplify code Date: Tue, 22 Aug 2023 15:15:02 +0800 Message-ID: <20230822071503.178000-2-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230822071503.178000-1-ruanjinjie@huawei.com> References: <20230822071503.178000-1-ruanjinjie@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected 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: , Cc: ruanjinjie@huawei.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Return PTR_ERR_OR_ZERO() instead of return 0 or PTR_ERR() to simplify code. Signed-off-by: Jinjie Ruan --- drivers/gpu/drm/bridge/tc358762.c | 10 ++-------- drivers/gpu/drm/bridge/tc358764.c | 5 +---- 2 files changed, 3 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/bridge/tc358762.c b/drivers/gpu/drm/bridge/tc358762.c index 46198af9eebb..49fd60a08c1c 100644 --- a/drivers/gpu/drm/bridge/tc358762.c +++ b/drivers/gpu/drm/bridge/tc358762.c @@ -240,19 +240,13 @@ static int tc358762_parse_dt(struct tc358762 *ctx) /* Reset GPIO is optional */ ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(ctx->reset_gpio)) - return PTR_ERR(ctx->reset_gpio); - - return 0; + return PTR_ERR_OR_ZERO(ctx->reset_gpio); } static int tc358762_configure_regulators(struct tc358762 *ctx) { ctx->regulator = devm_regulator_get(ctx->dev, "vddc"); - if (IS_ERR(ctx->regulator)) - return PTR_ERR(ctx->regulator); - - return 0; + return PTR_ERR_OR_ZERO(ctx->regulator); } static int tc358762_probe(struct mipi_dsi_device *dsi) diff --git a/drivers/gpu/drm/bridge/tc358764.c b/drivers/gpu/drm/bridge/tc358764.c index deccb3995022..738ea6e11712 100644 --- a/drivers/gpu/drm/bridge/tc358764.c +++ b/drivers/gpu/drm/bridge/tc358764.c @@ -319,10 +319,7 @@ static int tc358764_parse_dt(struct tc358764 *ctx) } ctx->next_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 1, 0); - if (IS_ERR(ctx->next_bridge)) - return PTR_ERR(ctx->next_bridge); - - return 0; + return PTR_ERR_OR_ZERO(ctx->next_bridge); } static int tc358764_configure_regulators(struct tc358764 *ctx)