From patchwork Thu Aug 27 18:58:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 255037 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=-14.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 DCD8DC433E5 for ; Thu, 27 Aug 2020 19:00:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B49532087C for ; Thu, 27 Aug 2020 19:00:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598554847; bh=XU3wsdKRcEmN6C4Xh+CGzTTUh29BQR9tNEBC5r7uu9E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=fQ8tgXjo4IpeJCCHDHcJ0v3eCXRktU94QZ06Kt6MxBlb1D5ZYL288GZ6wuKoi0hpC vWhEIkLNB6+MriDsz03N2WDUKRrDcFL1yYIw0nktGCnc8pEvLB6vSCp105nHEfV3Ur iZKSgk6LLgq8MxZMv4hURaQ18sZBwb861FbfT4qw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727937AbgH0S7K (ORCPT ); Thu, 27 Aug 2020 14:59:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:49282 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727997AbgH0S7J (ORCPT ); Thu, 27 Aug 2020 14:59:09 -0400 Received: from localhost.localdomain (unknown [194.230.155.216]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1CAA622BEB; Thu, 27 Aug 2020 18:59:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598554749; bh=XU3wsdKRcEmN6C4Xh+CGzTTUh29BQR9tNEBC5r7uu9E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=v38Y1XLeq8lhwiBRivr+rekc24A5cyWtWLIZMdKNuHCUX6FV3QThu+KAiZDwXwOPz EfW2axpQYoEqSbo1vEE/jqc55WY80DI8VKhogl3tln0gRiZPw34TOYy177UqQ5VD+r 5mmOMcYzz6oknzIazW3zSexgD4IJl89Z+rcNFMj0= From: Krzysztof Kozlowski To: Linus Walleij , Bartosz Golaszewski , Dmitry Torokhov , Hans de Goede , Bastien Nocera , Sangwon Jee , Eugen Hristev , Andy Shevchenko , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, platform-driver-x86@vger.kernel.org, clang-built-linux@googlegroups.com Cc: Krzysztof Kozlowski Subject: [PATCH v3 08/27] Input: bu21029_ts - Simplify with dev_err_probe() Date: Thu, 27 Aug 2020 20:58:10 +0200 Message-Id: <20200827185829.30096-9-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200827185829.30096-1-krzk@kernel.org> References: <20200827185829.30096-1-krzk@kernel.org> Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Hans de Goede Reviewed-by: Andy Shevchenko --- drivers/input/touchscreen/bu21029_ts.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/input/touchscreen/bu21029_ts.c b/drivers/input/touchscreen/bu21029_ts.c index 49a8d4bbca3a..96c178b606dc 100644 --- a/drivers/input/touchscreen/bu21029_ts.c +++ b/drivers/input/touchscreen/bu21029_ts.c @@ -360,23 +360,15 @@ static int bu21029_probe(struct i2c_client *client, } bu21029->vdd = devm_regulator_get(&client->dev, "vdd"); - if (IS_ERR(bu21029->vdd)) { - error = PTR_ERR(bu21029->vdd); - if (error != -EPROBE_DEFER) - dev_err(&client->dev, - "failed to acquire 'vdd' supply: %d\n", error); - return error; - } + if (IS_ERR(bu21029->vdd)) + return dev_err_probe(&client->dev, PTR_ERR(bu21029->vdd), + "failed to acquire 'vdd' supply\n"); bu21029->reset_gpios = devm_gpiod_get_optional(&client->dev, "reset", GPIOD_OUT_HIGH); - if (IS_ERR(bu21029->reset_gpios)) { - error = PTR_ERR(bu21029->reset_gpios); - if (error != -EPROBE_DEFER) - dev_err(&client->dev, - "failed to acquire 'reset' gpio: %d\n", error); - return error; - } + if (IS_ERR(bu21029->reset_gpios)) + return dev_err_probe(&client->dev, PTR_ERR(bu21029->reset_gpios), + "failed to acquire 'reset' gpio\n"); in_dev = devm_input_allocate_device(&client->dev); if (!in_dev) {