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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 DE4EAC433E6 for ; Mon, 13 Jul 2020 14:43:42 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B4F9120738 for ; Mon, 13 Jul 2020 14:43:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="UvmIywVy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B4F9120738 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=samsung.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DB0106E0FE; Mon, 13 Jul 2020 14:43:37 +0000 (UTC) Received: from mailout2.w1.samsung.com (mailout2.w1.samsung.com [210.118.77.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2175589FA7 for ; Mon, 13 Jul 2020 14:43:35 +0000 (UTC) Received: from eucas1p2.samsung.com (unknown [182.198.249.207]) by mailout2.w1.samsung.com (KnoxPortal) with ESMTP id 20200713144333euoutp028eca90962f1f8719f7071ed5a6dcebc4~hVwMYLHXb2797427974euoutp02K for ; Mon, 13 Jul 2020 14:43:33 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout2.w1.samsung.com 20200713144333euoutp028eca90962f1f8719f7071ed5a6dcebc4~hVwMYLHXb2797427974euoutp02K DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1594651413; bh=ldZknbF9TPUSQxdpO3ouuzcL7PaF+JDqisngEE3mM30=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UvmIywVy7PH0VtWUpGVHrrsKV0jPUT2V7MtpgEDbsSwYg/m4EzvQtWNmUx1/7z20U A3rCcHoacTOJWZJhMzU5YZEVcAnwrDK+/GEXKfRoP6IKdu0gsdD/+XuHK/GCaLfgSd 8iscvrxs39vD0uNs12ExMvq1jgcFMhcCQKcwPRps= Received: from eusmges1new.samsung.com (unknown [203.254.199.242]) by eucas1p2.samsung.com (KnoxPortal) with ESMTP id 20200713144333eucas1p2554697096c3ff0d9fa576d0bf15c4fb6~hVwMAqfWU0720407204eucas1p2v; Mon, 13 Jul 2020 14:43:33 +0000 (GMT) Received: from eucas1p2.samsung.com ( [182.198.249.207]) by eusmges1new.samsung.com (EUCPMTA) with SMTP id 1D.E5.06456.5137C0F5; Mon, 13 Jul 2020 15:43:33 +0100 (BST) Received: from eusmtrp1.samsung.com (unknown [182.198.249.138]) by eucas1p1.samsung.com (KnoxPortal) with ESMTPA id 20200713144333eucas1p127c600faa8a7416d89f0d84681c73ab9~hVwLrh6O21041510415eucas1p1x; Mon, 13 Jul 2020 14:43:33 +0000 (GMT) Received: from eusmgms2.samsung.com (unknown [182.198.249.180]) by eusmtrp1.samsung.com (KnoxPortal) with ESMTP id 20200713144333eusmtrp1ebd47862f33d49c25a5e985aa2fd0160~hVwLqzCMj0993509935eusmtrp1Z; Mon, 13 Jul 2020 14:43:33 +0000 (GMT) X-AuditID: cbfec7f2-809ff70000001938-b7-5f0c7315974e Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 45.5A.06017.4137C0F5; Mon, 13 Jul 2020 15:43:32 +0100 (BST) Received: from AMDC3748.digital.local (unknown [106.120.51.74]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20200713144332eusmtip17eed23fae87263527c6711746e549ad4~hVwK82OmS2060420604eusmtip1I; Mon, 13 Jul 2020 14:43:32 +0000 (GMT) From: Andrzej Hajda To: Greg Kroah-Hartman Subject: [PATCH v9 3/4] drm/bridge/sii8620: fix resource acquisition error handling Date: Mon, 13 Jul 2020 16:43:23 +0200 Message-Id: <20200713144324.23654-4-a.hajda@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200713144324.23654-1-a.hajda@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA0VSaUhUURjtzlsdnLxNll+2SANRRmlRP277QtHDgjYkyMpe+TJJJ5uXLQYW raOVaSbV2IYaU6Omjgs5JNlUOjU45tZmJqE/mhZs07Aom9fT+ne+853vnMPl8pTewwTzccbd kskoxhtYLV1Z29cwdYTsHz3tZQuQl7c8DPFm3Eek9EIxQ7LfdLGkvzKTIi093Sw5klfMktbv Xoo8+tBKk9TMfI7YO58ypNlxiSXO7GpEih60c8SZHkUuf8umFmKh+WkjJXQ/P8YJ1b3XaKHK 0s4JOeaLjGC3pbKCK6NJI9y9XMgJHSfrNEJZ/kEhvdyGhJrTWbTw1T5ulW69dm6MFB+3RzKF z9+s3W6rrdUk5gXss5TWaQ4hl38a8uMBzwRP1REqDWl5Pb6BwPrQrVGHbwhuNpQy6vAVQX5a IRo8MT+zDaisCNq8VubfSU35F1pRsTgUfpW9YBUciGfAmXoLp4go/IOG1hPHGWUxHEeC1dX+ 15bGE6C72UEpWIcJfGjtp9W4ECgoqfHxPO+HZ8HV9HWKD2AvB1lFLQOVlkClw8qoeDi8qyvn VDwG3FmnBnwOQseNo5R6bEZQUVJFqYs58Mrzg1UCKF/rYke4Si+CipxuWqEBD4XnH4cpNOWD ZyvPUyqtA/NxvaoeDx31FQOGQXD9SQ+rYgGOvmn720aPT/neNz8iA4VY/mddQ8iGgqQkOSFW kqcbpb1hspggJxljw7buTLAj3y9z/677chv1NG1xIswjg78OVvpH6xlxj7w/wYmApwyBusX1 7k16XYy4P1ky7Yw2JcVLshON5mlDkG5GrnejHseKu6UdkpQomQa3Gt4v+BDa1/KiMyW1rK+v I/OeJeLwz7s5s2etd73O/fzeOYVLdDdEFq6ZZ9G+DU8S8YKwmF+BDXErgj2xoWOru0aWu5Pj bmsdnviVrx6nBCRfKcCjT09avnRp8AaHLav/gOtiY1uxoXDbOZhqh9Xm3qhPbOSW8DtGzdYh E9f+LFgmuu+MGrfLQMvbxemTKZMs/gG5+MSHYQMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrHIsWRmVeSWpSXmKPExsVy+t/xu7qixTzxBn94LW6tO8dq8XLCYUaL jTPWs1pMffiEzeL/tonMFle+vmezaF68ns3i6veXzBYn31xlseicuITdYtPja6wWl3fNYbM4 NHUvo8XaI3fZLQ71RVvM/TKV2UHA4/K1i8we72+0snvs/baAxWPnrLvsHrM7ZrJ6bFrVyeZx YsIlJo/9c9ewe9zvPs7ksXlJvUffllWMHgd6J7N4fN4kF8AbpWdTlF9akqqQkV9cYqsUbWhh pGdoaaFnZGKpZ2hsHmtlZKqkb2eTkpqTWZZapG+XoJex6tgxpoLF/BWzNh5namA8wdPFyMkh IWAi0XF9FVMXIxeHkMBSRonp95+wQyTEJXbPf8sMYQtL/LnWxQZR9IlRYvGXhSwgCTYBTYm/ m2+ygdgiAsYS/WdnsYMUMQu0sUrMPQ8xSVggWGLXkgZGEJtFQFXi/eVdYFN5BSwk3lz9zwKx QV5i9YYDQHEODk4BS4n5feEgphBQyYm3nhMY+RYwMqxiFEktLc5Nzy020itOzC0uzUvXS87P 3cQIjKttx35u2cHY9S74EKMAB6MSD6+EP0+8EGtiWXFl7iFGCQ5mJRFep7On44R4UxIrq1KL 8uOLSnNSiw8xmgKdNJFZSjQ5HxjzeSXxhqaG5haWhubG5sZmFkrivB0CB2OEBNITS1KzU1ML Uotg+pg4OKUaGNeUqyzks5wz6/3K+z2WfZ1Vl7okLtjlOgcxzbZwShF40OF72+OJU+G1ugWy Mzst27793ij1aGWUZaBLIQtH+Qw5Vq34e5O/1vgwyv283eoy0fXd7g7+0GMrohnm/C3eP3fa 0kDp9DNW/EU7599blSmguFpss4T+3Nr3LZUNkn7vPLdZnxA/rsRSnJFoqMVcVJwIAJkG1LzB AgAA X-CMS-MailID: 20200713144333eucas1p127c600faa8a7416d89f0d84681c73ab9 X-Msg-Generator: CA X-RootMTR: 20200713144333eucas1p127c600faa8a7416d89f0d84681c73ab9 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200713144333eucas1p127c600faa8a7416d89f0d84681c73ab9 References: <20200713144324.23654-1-a.hajda@samsung.com> 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: Jernej Skrabec , "Rafael J. Wysocki" , Jonas Karlman , Bartlomiej Zolnierkiewicz , linux-kernel@vger.kernel.org, "open list:DRM DRIVERS" , Russell King - ARM Linux , Neil Armstrong , Andrzej Hajda , andy.shevchenko@gmail.com, Mark Brown , Laurent Pinchart , linux-arm-kernel@lists.infradead.org, Marek Szyprowski MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" In case of error during resource acquisition driver should print error message only in case it is not deferred probe, using dev_err_probe helper solves the issue. Moreover it records defer probe reason for debugging. Signed-off-by: Andrzej Hajda Reviewed-by: Neil Armstrong --- drivers/gpu/drm/bridge/sil-sii8620.c | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c index 92acd336aa89..389c1f029774 100644 --- a/drivers/gpu/drm/bridge/sil-sii8620.c +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -2299,10 +2299,9 @@ static int sii8620_probe(struct i2c_client *client, INIT_LIST_HEAD(&ctx->mt_queue); ctx->clk_xtal = devm_clk_get(dev, "xtal"); - if (IS_ERR(ctx->clk_xtal)) { - dev_err(dev, "failed to get xtal clock from DT\n"); - return PTR_ERR(ctx->clk_xtal); - } + if (IS_ERR(ctx->clk_xtal)) + return dev_err_probe(dev, PTR_ERR(ctx->clk_xtal), + "failed to get xtal clock from DT\n"); if (!client->irq) { dev_err(dev, "no irq provided\n"); @@ -2313,16 +2312,14 @@ static int sii8620_probe(struct i2c_client *client, sii8620_irq_thread, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "sii8620", ctx); - if (ret < 0) { - dev_err(dev, "failed to install IRQ handler\n"); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, + "failed to install IRQ handler\n"); ctx->gpio_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); - if (IS_ERR(ctx->gpio_reset)) { - dev_err(dev, "failed to get reset gpio from DT\n"); - return PTR_ERR(ctx->gpio_reset); - } + if (IS_ERR(ctx->gpio_reset)) + return dev_err_probe(dev, PTR_ERR(ctx->gpio_reset), + "failed to get reset gpio from DT\n"); ctx->supplies[0].supply = "cvcc10"; ctx->supplies[1].supply = "iovcc18"; -- 2.17.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel