From patchwork Wed Aug 26 18:16:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 255062 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=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 8DAA4C433E3 for ; Wed, 26 Aug 2020 18:18:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B46522B49 for ; Wed, 26 Aug 2020 18:18:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598465917; bh=wc+b82bTQHczHUSk3dpD7WERqiGfyqDJdv7UpdSi9RM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=PJol9yKfOCcFyUPmQmHtPxaeEqiuJvVUJ73Lk0ZXS5F8at53w9zspF8JWa+H1N4Sg 4Y6gBqZ+UaZUd4PZPVI+6LUbEAdRdeTdJc+2j6dpiYpuqG6V/9dAjmfxTnaMZ35zmc 28mr4MyYxrX5K1Ep2mMRmYHhuP6mQaouY1QDFY2A= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727834AbgHZSSg (ORCPT ); Wed, 26 Aug 2020 14:18:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:42356 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727817AbgHZSSc (ORCPT ); Wed, 26 Aug 2020 14:18:32 -0400 Received: from kozik-lap.mshome.net (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 8D961208E4; Wed, 26 Aug 2020 18:18:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598465911; bh=wc+b82bTQHczHUSk3dpD7WERqiGfyqDJdv7UpdSi9RM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wTIn6Baf6gF7WS/c37UJaugfgZk7yAvxZba56OhEt0JtNfy9QX/5n9gzEJsENo2FT SBxzgCkNOWq4IXJqAlC3N+mYZsG3Fo6i4znpkkwlDfjE917kfkL3UjxrVwhkPKQUjH 4JuSvg5VFUlNOXCjmH94GbwXAgkhL5Z9dnV8jrdU= From: Krzysztof Kozlowski To: Dmitry Torokhov , Hans de Goede , Linus Walleij , Bastien Nocera , Sangwon Jee , Eugen Hristev , "Gustavo A. R. Silva" , Andy Shevchenko , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [PATCH 16/24] Input: goodix - Simplify with dev_err_probe() Date: Wed, 26 Aug 2020 20:16:58 +0200 Message-Id: <20200826181706.11098-16-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200826181706.11098-1-krzk@kernel.org> References: <20200826181706.11098-1-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 --- drivers/input/touchscreen/goodix.c | 40 ++++++++---------------------- 1 file changed, 11 insertions(+), 29 deletions(-) diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c index 02c75ea385e0..48c4c3d297fe 100644 --- a/drivers/input/touchscreen/goodix.c +++ b/drivers/input/touchscreen/goodix.c @@ -864,7 +864,6 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) */ static int goodix_get_gpio_config(struct goodix_ts_data *ts) { - int error; struct device *dev; struct gpio_desc *gpiod; bool added_acpi_mappings = false; @@ -874,33 +873,20 @@ static int goodix_get_gpio_config(struct goodix_ts_data *ts) dev = &ts->client->dev; ts->avdd28 = devm_regulator_get(dev, "AVDD28"); - if (IS_ERR(ts->avdd28)) { - error = PTR_ERR(ts->avdd28); - if (error != -EPROBE_DEFER) - dev_err(dev, - "Failed to get AVDD28 regulator: %d\n", error); - return error; - } + if (IS_ERR(ts->avdd28)) + return dev_err_probe(dev, PTR_ERR(ts->avdd28), "Failed to get AVDD28 regulator\n"); ts->vddio = devm_regulator_get(dev, "VDDIO"); - if (IS_ERR(ts->vddio)) { - error = PTR_ERR(ts->vddio); - if (error != -EPROBE_DEFER) - dev_err(dev, - "Failed to get VDDIO regulator: %d\n", error); - return error; - } + if (IS_ERR(ts->vddio)) + return dev_err_probe(dev, PTR_ERR(ts->vddio), "Failed to get VDDIO regulator\n"); retry_get_irq_gpio: /* Get the interrupt GPIO pin number */ gpiod = devm_gpiod_get_optional(dev, GOODIX_GPIO_INT_NAME, GPIOD_IN); - if (IS_ERR(gpiod)) { - error = PTR_ERR(gpiod); - if (error != -EPROBE_DEFER) - dev_dbg(dev, "Failed to get %s GPIO: %d\n", - GOODIX_GPIO_INT_NAME, error); - return error; - } + if (IS_ERR(gpiod)) + return dev_err_probe(dev, PTR_ERR(gpiod), "Failed to get %s GPIO\n", + GOODIX_GPIO_INT_NAME); + if (!gpiod && has_acpi_companion(dev) && !added_acpi_mappings) { added_acpi_mappings = true; if (goodix_add_acpi_gpio_mappings(ts) == 0) @@ -911,13 +897,9 @@ static int goodix_get_gpio_config(struct goodix_ts_data *ts) /* Get the reset line GPIO pin number */ gpiod = devm_gpiod_get_optional(dev, GOODIX_GPIO_RST_NAME, GPIOD_IN); - if (IS_ERR(gpiod)) { - error = PTR_ERR(gpiod); - if (error != -EPROBE_DEFER) - dev_dbg(dev, "Failed to get %s GPIO: %d\n", - GOODIX_GPIO_RST_NAME, error); - return error; - } + if (IS_ERR(gpiod)) + return dev_err_probe(dev, PTR_ERR(gpiod), "Failed to get %s GPIO\n", + GOODIX_GPIO_RST_NAME); ts->gpiod_rst = gpiod;