From patchwork Fri Sep 13 12:31:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 13803398 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 smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 71E3DEEE26C for ; Fri, 13 Sep 2024 12:31:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) id 6476EC4CECF; Fri, 13 Sep 2024 12:31:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E583AC4CEC7; Fri, 13 Sep 2024 12:31:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1726230704; bh=imVY1X0+i7e7P5L16WbNX7ZDN/oDuV3FjYQS+AZWUfE=; h=From:To:List-Id:Cc:Subject:Date:In-Reply-To:References:From; b=O4/N7+8YkfNUiBFsvAxC5HYGV+4vv2WvoxivaJCx1yl3siY5G93lEhd5NFe4QHpbR NZPvk/5EUpNqIWg1lMMV/FMpTjbX5NbsO91kJHwIugupH7PiTXUANUInLNbVCQrTgU qtMBxmhwnNQvX8J+24rOvscLQHGDO0VlBL0iCaBqSufUW2dl42erkKMHNVrGFJGbqP QqKrxsUdqnbDCFgIpHPVX/cF3iue1SyH4jCh6Z5hfWTN0zJ2bg/Fl18wZ5klm0qfI6 3xyJM7mOSTeqHMBEo02i9Wk0eg5HYbH9wtJlt49WomFOQXpobxbu5h1dVbv2BVMn8W xRt8ciV94sunA== From: =?utf-8?q?Marek_Beh=C3=BAn?= To: Lee Jones List-Id: Cc: Pavel Machek , linux-leds@vger.kernel.org, Arnd Bergmann , soc@kernel.org, Gregory CLEMENT , arm@kernel.org, Andy Shevchenko , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Andrew Lunn , Sebastian Hesselbarth , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, =?utf-8?q?M?= =?utf-8?q?arek_Beh=C3=BAn?= Subject: [PATCH leds v3 09/11] leds: turris-omnia: Use dev_err_probe() where appropriate Date: Fri, 13 Sep 2024 14:31:01 +0200 Message-ID: <20240913123103.21226-10-kabel@kernel.org> X-Mailer: git-send-email 2.44.2 In-Reply-To: <20240913123103.21226-1-kabel@kernel.org> References: <20240913123103.21226-1-kabel@kernel.org> MIME-Version: 1.0 Use dev_err_probe() instead of dev_err() + separate return where appropriate. Signed-off-by: Marek Behún --- drivers/leds/leds-turris-omnia.c | 50 ++++++++++---------------------- 1 file changed, 16 insertions(+), 34 deletions(-) diff --git a/drivers/leds/leds-turris-omnia.c b/drivers/leds/leds-turris-omnia.c index 570f7a69709c..298bdffd8c40 100644 --- a/drivers/leds/leds-turris-omnia.c +++ b/drivers/leds/leds-turris-omnia.c @@ -238,33 +238,23 @@ static int omnia_led_register(struct i2c_client *client, struct omnia_led *led, /* put the LED into software mode */ ret = omnia_cmd_write_u8(client, OMNIA_CMD_LED_MODE, OMNIA_CMD_LED_MODE_LED(led->reg) | OMNIA_CMD_LED_MODE_USER); - if (ret) { - dev_err(dev, "Cannot set LED %pOF to software mode: %i\n", np, - ret); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Cannot set LED %pOF to software mode\n", np); /* disable the LED */ ret = omnia_cmd_write_u8(client, OMNIA_CMD_LED_STATE, OMNIA_CMD_LED_STATE_LED(led->reg)); - if (ret) { - dev_err(dev, "Cannot set LED %pOF brightness: %i\n", np, ret); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "Cannot set LED %pOF brightness\n", np); /* Set initial color and cache it */ ret = omnia_led_send_color_cmd(client, led); - if (ret < 0) { - dev_err(dev, "Cannot set LED %pOF initial color: %i\n", np, - ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Cannot set LED %pOF initial color\n", np); ret = devm_led_classdev_multicolor_register_ext(dev, &led->mc_cdev, &init_data); - if (ret < 0) { - dev_err(dev, "Cannot register LED %pOF: %i\n", np, ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Cannot register LED %pOF\n", np); return 1; } @@ -406,13 +396,10 @@ static int omnia_leds_probe(struct i2c_client *client) int ret, count; count = of_get_available_child_count(np); - if (!count) { - dev_err(dev, "LEDs are not defined in device tree!\n"); - return -ENODEV; - } else if (count > OMNIA_BOARD_LEDS) { - dev_err(dev, "Too many LEDs defined in device tree!\n"); - return -EINVAL; - } + if (count == 0) + return dev_err_probe(dev, -ENODEV, "LEDs are not defined in device tree!\n"); + if (count > OMNIA_BOARD_LEDS) + return dev_err_probe(dev, -EINVAL, "Too many LEDs defined in device tree!\n"); leds = devm_kzalloc(dev, struct_size(leds, leds, count), GFP_KERNEL); if (!leds) @@ -422,11 +409,8 @@ static int omnia_leds_probe(struct i2c_client *client) i2c_set_clientdata(client, leds); ret = omnia_mcu_get_features(client); - if (ret < 0) { - dev_err(dev, "Cannot determine MCU supported features: %d\n", - ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Cannot determine MCU supported features\n"); leds->has_gamma_correction = ret & OMNIA_FEAT_LED_GAMMA_CORRECTION; @@ -441,10 +425,8 @@ static int omnia_leds_probe(struct i2c_client *client) mutex_init(&leds->lock); ret = devm_led_trigger_register(dev, &omnia_hw_trigger); - if (ret < 0) { - dev_err(dev, "Cannot register private LED trigger: %d\n", ret); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "Cannot register private LED trigger\n"); led = &leds->leds[0]; for_each_available_child_of_node_scoped(np, child) {