From patchwork Thu Oct 24 06:13:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saravana Kannan X-Patchwork-Id: 13848353 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 1A289D0BB63 for ; Thu, 24 Oct 2024 06:20:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:Cc:To:From: Subject:References:Mime-Version:Message-Id:In-Reply-To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=RirtA7EgN4fQOOKugcSYCvUnz6k6FXA4tnIv667SP2U=; b=irQl4h255OnLo1GnNqtlgW3gkD D8oK2TgfEdntGhIj0x+QwN4PQ4Oka+Tm2cqh7eAn5ueVf2wzPtqnhjREJzw8ZlneOXWJ+xlNN8g1P ah2Jg2MqZqJRRYZD2FoLpQfLJkCiL/HTr/KtJsx4HcNw8H3VU6ANi9a8QjeADi2AUJJCdqFrHueXr xt/96F882AVyraurTvdN0nfezF0aRUGggy3R8Nic3qzylmT7LxBR3rwOxgSIGamqALIiU0WgA5KTD +EyV1XSawVhelvKBT2kZBMR1baPyLyCRItefKETEuykA3kBlrAGi94lVHGf9yivaCAsyBR+K3hj/i 6TZfH9gA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t3rCi-0000000GtlV-3QVB; Thu, 24 Oct 2024 06:20:16 +0000 Received: from mail-yw1-x114a.google.com ([2607:f8b0:4864:20::114a]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t3r6l-0000000GsY2-2UMS for linux-arm-kernel@lists.infradead.org; Thu, 24 Oct 2024 06:14:09 +0000 Received: by mail-yw1-x114a.google.com with SMTP id 00721157ae682-6e0082c1dd0so11563987b3.3 for ; Wed, 23 Oct 2024 23:14:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1729750446; x=1730355246; darn=lists.infradead.org; h=cc:to:from:subject:references:mime-version:message-id:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=RirtA7EgN4fQOOKugcSYCvUnz6k6FXA4tnIv667SP2U=; b=xLakp9LDgPw6u/JgaXLpCgqQgG97e1imMYD3tlOJh3yzwVzXsDBUFJazeDdsnYaa18 I3TEhbYtt8mibexjODfu5FZYPGwjG/a/g/y46yKd6XuDJQ0SCblBTrH+paKoTVMrbkcd optt0D0JEVQbHUNo5LneZE+7ABdZ/BwbCnd7ZlQR+RaiFuvyTo8FycOdmV29InVyGEQB 5/Da8JnZFPm1OJunqZqHesEt9cP6uRodTFVFNOlR2RLY1OsZhD2D99tO2hXIYQR9lWOo 9FdCDuzp4xzqABDPeoOfO075gM76IicVhnBAJnSRQsSJAwSioytaw1GSoUffJJXFvLDP swGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729750446; x=1730355246; h=cc:to:from:subject:references:mime-version:message-id:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=RirtA7EgN4fQOOKugcSYCvUnz6k6FXA4tnIv667SP2U=; b=UWhlRXj7ZIHGuIoP7h1ABI50RusAvcFSon4z5pSrcdQgkqV0oU4y5g08pdiqBveR3Z xaQ9vd4+tKzSSh7953dByuvxtuvXRAmiGAfGhOiX/Y+MGH6+ywW9uBNFDHfEF03Hxthh MXQ89kjWobX1+btEyUUWqHv0+bkRHWGUTRF3ghcP4T7+m/TC3fob0knGtcalIilwtY61 c0j4mw6+8i4gozd0JlLXC8PG8uaFVoyhcsGwZf/5PxRTPvSPhpTGMen92s3mGNIlaW0l /tuOAaI4esTHHbTS5+0Zr7wUVOpzexbW7pDCo+6yFtrLepAVmdNsy+RhOMjTTq384rVc 4oRA== X-Forwarded-Encrypted: i=1; AJvYcCX9pGIa2oaXQtGKrYBGH4UJgm0hcHHQ07QC3YgirspXFurTjtxAb9v4ap9GkoNTNT2cgzV+EyJVIBpOT//z1Z/k@lists.infradead.org X-Gm-Message-State: AOJu0YzMfByjODnap7CyM6ShcF2zllsQM2xlq7thKNtGn4zRCifzGL2/ XT1dZT00s/D6nlVZhntOR5pmp4nanz0zl0o8PVTVzAXqDfGE0rY3e61xzYjJ2XcajTyNQqucIzH DFFGduDKTO+1gBw== X-Google-Smtp-Source: AGHT+IEJXaAAeZpuDAkTsefFXLL2kex4B2AlfwjdclQcvPn636A6m5nX8BurNhgR4ykV7U+QaaWd5sb2nHuey3k= X-Received: from saravanak.san.corp.google.com ([2620:15c:2d:3:965e:f81d:c9fb:b352]) (user=saravanak job=sendgmr) by 2002:a05:690c:3749:b0:6e2:4b3:ee22 with SMTP id 00721157ae682-6e866359b6fmr171667b3.6.1729750445961; Wed, 23 Oct 2024 23:14:05 -0700 (PDT) Date: Wed, 23 Oct 2024 23:13:44 -0700 In-Reply-To: <20241024061347.1771063-1-saravanak@google.com> Message-Id: <20241024061347.1771063-4-saravanak@google.com> Mime-Version: 1.0 References: <20241024061347.1771063-1-saravanak@google.com> X-Mailer: git-send-email 2.47.0.105.g07ac214952-goog Subject: [PATCH 3/3] drivers: core: fw_devlink: Make the error message a bit more useful From: Saravana Kannan To: Greg Kroah-Hartman , "Rafael J. Wysocki" , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , JC Kuo , Vinod Koul , Kishon Vijay Abraham I , Thierry Reding , Jonathan Hunter , Matthias Brugger , AngeloGioacchino Del Regno Cc: Saravana Kannan , " =?utf-8?b?TsOtY29sYXMgRi4g?= =?utf-8?b?Ui4gQS4gUHJhZG8=?= " , kernel-team@android.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-phy@lists.infradead.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241023_231407_643335_EFE2E916 X-CRM114-Status: GOOD ( 13.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org It would make it easier to debugs issues similar to the ones reported[1][2] recently where some devices didn't have the fwnode set. [1] - https://lore.kernel.org/all/7b995947-4540-4b17-872e-e107adca4598@notapiano/ [2] - https://lore.kernel.org/all/20240910130019.35081-1-jonathanh@nvidia.com/ Signed-off-by: Saravana Kannan --- drivers/base/core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/base/core.c b/drivers/base/core.c index a4c853411a6b..3b13fed1c3e3 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -2181,8 +2181,8 @@ static int fw_devlink_create_devlink(struct device *con, } if (con != sup_dev && !device_link_add(con, sup_dev, flags)) { - dev_err(con, "Failed to create device link (0x%x) with %s\n", - flags, dev_name(sup_dev)); + dev_err(con, "Failed to create device link (0x%x) with supplier %s for %pfwf\n", + flags, dev_name(sup_dev), link->consumer); ret = -EINVAL; }