From patchwork Tue Jul 12 10:08:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincent Knecht X-Patchwork-Id: 590178 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 91978CCA489 for ; Tue, 12 Jul 2022 10:09:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229918AbiGLKJ4 (ORCPT ); Tue, 12 Jul 2022 06:09:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58476 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232885AbiGLKJi (ORCPT ); Tue, 12 Jul 2022 06:09:38 -0400 Received: from msg-2.mailo.com (msg-2.mailo.com [213.182.54.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD989AB7EF; Tue, 12 Jul 2022 03:09:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=mailoo.org; s=mailo; t=1657620565; bh=ot1QY0W2gqQ8FHzqL+n9MiYv5sQHYxZYX0Y2iqO3/ds=; h=X-EA-Auth:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To: References:MIME-Version:Content-Transfer-Encoding; b=M1WqVbKPG1BCZUunTQVsTCtvajxL+sB1QmEwh2OMpPja0TgmRs2H8xANY0sqVZ6Bk DaWQmZTrjd4J8QQIEkM4mQeS9/uAfh4RHThUD1+phSQDKkqJzBQwAMgTDoi3ghJCYa Sv0n+Zepadm2vD9PIOGJg0DKiEtLJzc9kS4KTuQg= Received: by b-3.in.mailobj.net [192.168.90.13] with ESMTP via [213.182.55.207] Tue, 12 Jul 2022 12:09:25 +0200 (CEST) X-EA-Auth: aTk9wxyFnYR65KRpSAkuG5a0sOVuECX1n5dNry6wlRbP49nAbXGWd/ji9zl1Y6cPEqJ1KW199GphGo4s0Yq+g1gyeO5xXYWsiJqRLJg0oB4= From: Vincent Knecht To: Pavel Machek , Rob Herring , Krzysztof Kozlowski , Vincent Knecht , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, hns@goldelico.com, Andy Shevchenko Subject: [PATCH v5 09/12] leds: is31fl319x: Make use of dev_err_probe() Date: Tue, 12 Jul 2022 12:08:35 +0200 Message-Id: <20220712100841.1538395-10-vincent.knecht@mailoo.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220712100841.1538395-1-vincent.knecht@mailoo.org> References: <20220712100841.1538395-1-vincent.knecht@mailoo.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org From: Andy Shevchenko Simplify the error handling in probe function by switching from dev_err() to dev_err_probe(). Signed-off-by: Andy Shevchenko Signed-off-by: Vincent Knecht --- drivers/leds/leds-is31fl319x.c | 33 +++++++++++++-------------------- 1 file changed, 13 insertions(+), 20 deletions(-) diff --git a/drivers/leds/leds-is31fl319x.c b/drivers/leds/leds-is31fl319x.c index b1a0ca340e24..d9cf70505c43 100644 --- a/drivers/leds/leds-is31fl319x.c +++ b/drivers/leds/leds-is31fl319x.c @@ -396,11 +396,9 @@ static int is31fl319x_parse_fw(struct device *dev, struct is31fl319x_chip *is31) int ret; is31->shutdown_gpio = devm_gpiod_get_optional(dev, "shutdown", GPIOD_OUT_HIGH); - if (IS_ERR(is31->shutdown_gpio)) { - ret = PTR_ERR(is31->shutdown_gpio); - dev_err(dev, "Failed to get shutdown gpio: %d\n", ret); - return ret; - } + if (IS_ERR(is31->shutdown_gpio)) + return dev_err_probe(dev, PTR_ERR(is31->shutdown_gpio), + "Failed to get shutdown gpio\n"); is31->cdef = device_get_match_data(dev); @@ -410,11 +408,10 @@ static int is31fl319x_parse_fw(struct device *dev, struct is31fl319x_chip *is31) dev_dbg(dev, "probing with %d leds defined in DT\n", count); - if (!count || count > is31->cdef->num_leds) { - dev_err(dev, "Number of leds defined must be between 1 and %u\n", - is31->cdef->num_leds); - return -ENODEV; - } + if (!count || count > is31->cdef->num_leds) + return dev_err_probe(dev, -ENODEV, + "Number of leds defined must be between 1 and %u\n", + is31->cdef->num_leds); fwnode_for_each_available_child_node(fwnode, child) { struct is31fl319x_led *led; @@ -422,27 +419,25 @@ static int is31fl319x_parse_fw(struct device *dev, struct is31fl319x_chip *is31) ret = fwnode_property_read_u32(child, "reg", ®); if (ret) { - dev_err(dev, "Failed to read led 'reg' property\n"); + ret = dev_err_probe(dev, ret, "Failed to read led 'reg' property\n"); goto put_child_node; } if (reg < 1 || reg > is31->cdef->num_leds) { - dev_err(dev, "invalid led reg %u\n", reg); - ret = -EINVAL; + ret = dev_err_probe(dev, -EINVAL, "invalid led reg %u\n", reg); goto put_child_node; } led = &is31->leds[reg - 1]; if (led->configured) { - dev_err(dev, "led %u is already configured\n", reg); - ret = -EINVAL; + ret = dev_err_probe(dev, -EINVAL, "led %u is already configured\n", reg); goto put_child_node; } ret = is31fl319x_parse_child_fw(dev, child, led, is31); if (ret) { - dev_err(dev, "led %u DT parsing failed\n", reg); + ret = dev_err_probe(dev, ret, "led %u DT parsing failed\n", reg); goto put_child_node; } @@ -530,8 +525,7 @@ static int is31fl319x_probe(struct i2c_client *client, is31->client = client; is31->regmap = devm_regmap_init_i2c(client, is31->cdef->is31fl319x_regmap_config); if (IS_ERR(is31->regmap)) { - dev_err(&client->dev, "failed to allocate register map\n"); - err = PTR_ERR(is31->regmap); + err = dev_err_probe(dev, PTR_ERR(is31->regmap), "failed to allocate register map\n"); goto free_mutex; } @@ -540,8 +534,7 @@ static int is31fl319x_probe(struct i2c_client *client, /* check for write-reply from chip (we can't read any registers) */ err = regmap_write(is31->regmap, is31->cdef->reset_reg, 0x00); if (err < 0) { - dev_err(&client->dev, "no response from chip write: err = %d\n", err); - err = -EIO; /* does not answer */ + err = dev_err_probe(dev, err, "no response from chip write\n"); goto free_mutex; }