From patchwork Fri May 15 09:59:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 11550977 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 55E26913 for ; Fri, 15 May 2020 10:01:12 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 19BE82065C for ; Fri, 15 May 2020 10:01:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="RKhsp5CD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19BE82065C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=socionext.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=IlRrN2OaIGFEBuXEcXcQZ2DOKy5xHH7mXsspWzREToQ=; b=RKhsp5CDpqQrYbN3bvn4SCi9rE vLz+6zOhsmt9AAeMj4czZnzkdob1gfNEKmzoUM4CIwTCdYILc5NhEZonaSTvQ3sOtR5yuO4ZitDun MendL3BZLgOOjVOo7835Ml6+FIf+z3hteFpz+ABw4kW1lQ0zrKpKBfLwQjLu2ACvtyfNOXzK94/SL HXc57FcHQA7FETglJrGKByGpduZkWan3bwyWg63/J6wcxO2R3K7WqeFvJEpD7pl1xknYRYZj8V+ob 2N9m4StGlIk7wkEgFFMdqeEXytPdd59zPMffss7mgX6h6PvI/cqfOeKvFHzy5yeCFWwN5GWqPhh8a lXI/M9YA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZX9M-0000Qc-6S; Fri, 15 May 2020 10:01:04 +0000 Received: from mx.socionext.com ([202.248.49.38]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jZX7i-0003zH-If for linux-arm-kernel@lists.infradead.org; Fri, 15 May 2020 09:59:24 +0000 Received: from unknown (HELO iyokan-ex.css.socionext.com) ([172.31.9.54]) by mx.socionext.com with ESMTP; 15 May 2020 18:59:21 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by iyokan-ex.css.socionext.com (Postfix) with ESMTP id 1CCCB60057; Fri, 15 May 2020 18:59:22 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Fri, 15 May 2020 18:59:22 +0900 Received: from plum.e01.socionext.com (unknown [10.213.132.32]) by kinkan.css.socionext.com (Postfix) with ESMTP id 646E11A12D0; Fri, 15 May 2020 18:59:21 +0900 (JST) From: Kunihiko Hayashi To: Bjorn Helgaas , Lorenzo Pieralisi , Jingoo Han , Gustavo Pimentel , Rob Herring , Masahiro Yamada Subject: [PATCH v2 5/5] PCI: uniphier: Add error message when failed to get phy Date: Fri, 15 May 2020 18:59:03 +0900 Message-Id: <1589536743-6684-6-git-send-email-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1589536743-6684-1-git-send-email-hayashi.kunihiko@socionext.com> References: <1589536743-6684-1-git-send-email-hayashi.kunihiko@socionext.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200515_025922_742944_DCD714E6 X-CRM114-Status: GOOD ( 15.21 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Kunihiko Hayashi , Masami Hiramatsu , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Jassi Brar , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Even if phy driver doesn't probe, the error message can't be distinguished from other errors. This displays error message caused by the phy driver explicitly. Signed-off-by: Kunihiko Hayashi --- drivers/pci/controller/dwc/pcie-uniphier.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-uniphier.c b/drivers/pci/controller/dwc/pcie-uniphier.c index 493f105..7ae9688 100644 --- a/drivers/pci/controller/dwc/pcie-uniphier.c +++ b/drivers/pci/controller/dwc/pcie-uniphier.c @@ -468,8 +468,11 @@ static int uniphier_pcie_probe(struct platform_device *pdev) return PTR_ERR(priv->rst); priv->phy = devm_phy_optional_get(dev, "pcie-phy"); - if (IS_ERR(priv->phy)) - return PTR_ERR(priv->phy); + if (IS_ERR(priv->phy)) { + ret = PTR_ERR(priv->phy); + dev_err(dev, "Failed to get phy (%d)\n", ret); + return ret; + } platform_set_drvdata(pdev, priv);