From patchwork Thu Sep 22 11:12:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yuan Can X-Patchwork-Id: 12984970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 E7DBBC6FA91 for ; Thu, 22 Sep 2022 11:15:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=UIogFNhQk6ddiy+s7Ul25oIF1xapSs3Dp8F3WOvWb2o=; b=OtKArOQ6S8w33E H7LnryGTdSwpCkhh9C760nr4zVd+ekdI+0yYn2iF3uJAwZkFvC6Pu2NqReYpPGbzyJdbKmwtKfrek vysvpjSrgMg21DYk/+xQzjiIwQaf5Lhlp3nmLzuMyUenb5xb26PWfbAN+s1399+cARDKJZmYbComw Ng5pm4trDtIOvRzLk8rnMsSNGcCYBdTh3+qR3RGinxWQ1ffn+xksA0VnfMRJ73rMZnhlHGvYi//D0 inVvGJzcopG/JV8JFvJqWIBk6naIJSZl5pH2ifaZKKNMIsUEcCYZJx1mton/bJjT4WUX4N4yRBQ8n JQJcTFeoFf0/bO/uxBbw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1obKAd-00F6hv-8V; Thu, 22 Sep 2022 11:15:07 +0000 Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1obKAY-00F6ai-1L for linux-phy@lists.infradead.org; Thu, 22 Sep 2022 11:15:04 +0000 Received: from dggpeml500024.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MYCHV2KBQzMn4r; Thu, 22 Sep 2022 19:10:14 +0800 (CST) Received: from huawei.com (10.175.112.208) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Thu, 22 Sep 2022 19:14:56 +0800 From: Yuan Can To: , , , , , , CC: Subject: [PATCH 1/7] phy: qcom-qmp-combo: Use dev_err_probe() to simplify code Date: Thu, 22 Sep 2022 11:12:22 +0000 Message-ID: <20220922111228.36355-2-yuancan@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220922111228.36355-1-yuancan@huawei.com> References: <20220922111228.36355-1-yuancan@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.112.208] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml500024.china.huawei.com (7.185.36.10) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220922_041502_307287_ADFF4F6B X-CRM114-Status: GOOD ( 10.79 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org In the probe path, dev_err() can be replaced with dev_err_probe() which will check if error code is -EPROBE_DEFER and prints the error name. It also sets the defer probe reason which can be checked later through debugfs. Signed-off-by: Yuan Can Reviewed-by: Dmitry Baryshkov --- drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 21 +++++++-------------- 1 file changed, 7 insertions(+), 14 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index af608c4dc869..b215aaee588f 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -2789,14 +2789,10 @@ int qcom_qmp_phy_combo_create(struct device *dev, struct device_node *np, int id */ qphy->pipe_clk = devm_get_clk_from_child(dev, np, NULL); if (IS_ERR(qphy->pipe_clk)) { - if (cfg->type == PHY_TYPE_USB3) { - ret = PTR_ERR(qphy->pipe_clk); - if (ret != -EPROBE_DEFER) - dev_err(dev, - "failed to get lane%d pipe_clk, %d\n", - id, ret); - return ret; - } + if (cfg->type == PHY_TYPE_USB3) + return dev_err_probe(dev, PTR_ERR(qphy->pipe_clk), + "failed to get lane%d pipe_clk\n", + id); qphy->pipe_clk = NULL; } @@ -2913,12 +2909,9 @@ static int qcom_qmp_phy_combo_probe(struct platform_device *pdev) return ret; ret = qcom_qmp_phy_combo_vreg_init(dev, cfg); - if (ret) { - if (ret != -EPROBE_DEFER) - dev_err(dev, "failed to get regulator supplies: %d\n", - ret); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, + "failed to get regulator supplies\n"); num = of_get_available_child_count(dev->of_node); /* do we have a rogue child node ? */