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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 4BCDCC55189 for ; Wed, 22 Apr 2020 10:08:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 225532076C for ; Wed, 22 Apr 2020 10:08:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587550095; bh=k14wArMvku5tzqw6qQ4izhm1/3kfQ3VVApMHKECRR1I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=T0UohHkEHCct9lpKLI3rzm/0ZEYzVAFpm/zKic+jgTcB+0Oi1smVeQqIrLduv+yxH 97Dei9mHFO5u5yJe6t0klQYE8Y5PH8z7H2F3HVJhhu9Fw/P25P4UxkD6KFC8Olhy5m kDT6zBj+7HbANpcVOvXr/1Ofy9K75XjGLs53+dww= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728092AbgDVKIN (ORCPT ); Wed, 22 Apr 2020 06:08:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:33210 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728650AbgDVKIJ (ORCPT ); Wed, 22 Apr 2020 06:08:09 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B48342077D; Wed, 22 Apr 2020 10:08:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587550089; bh=k14wArMvku5tzqw6qQ4izhm1/3kfQ3VVApMHKECRR1I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vDjB9oicCHj8arRFpg5Gs20aWEeNEa6XFi2wNaisjcTPfklMaAtDnEw/FnTRmOkvO oOzvL92W68mNBYSt+B3Nq4k7ceC/x3g1vO0Idt07xc//KPBw8Fop1pTHCZArPyPOCH dxsiHnjJJ1h1E0ZLti+YcCql7tIhsVkX1oWdOTqA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dmitry Osipenko , "Andrew F. Davis" , =?UTF-8?q?Pali=20Roh=C3=A1r?= , Sebastian Reichel , Sasha Levin Subject: [PATCH 4.9 104/125] power: supply: bq27xxx_battery: Silence deferred-probe error Date: Wed, 22 Apr 2020 11:57:01 +0200 Message-Id: <20200422095049.729768456@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200422095032.909124119@linuxfoundation.org> References: <20200422095032.909124119@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmitry Osipenko [ Upstream commit 583b53ece0b0268c542a1eafadb62e3d4b0aab8c ] The driver fails to probe with -EPROBE_DEFER if battery's power supply (charger driver) isn't ready yet and this results in a bit noisy error message in KMSG during kernel's boot up. Let's silence the harmless error message. Signed-off-by: Dmitry Osipenko Reviewed-by: Andrew F. Davis Reviewed-by: Pali Rohár Signed-off-by: Sebastian Reichel Signed-off-by: Sasha Levin --- drivers/power/supply/bq27xxx_battery.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index bccb3f595ff3d..247be9155694f 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -1031,7 +1031,10 @@ int bq27xxx_battery_setup(struct bq27xxx_device_info *di) di->bat = power_supply_register_no_ws(di->dev, psy_desc, &psy_cfg); if (IS_ERR(di->bat)) { - dev_err(di->dev, "failed to register battery\n"); + if (PTR_ERR(di->bat) == -EPROBE_DEFER) + dev_dbg(di->dev, "failed to register battery, deferring probe\n"); + else + dev_err(di->dev, "failed to register battery\n"); return PTR_ERR(di->bat); } -- 2.20.1