From patchwork Tue Sep 20 15:36:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 12982380 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 6B5BEC6FA82 for ; Tue, 20 Sep 2022 15:30:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231135AbiITPaU (ORCPT ); Tue, 20 Sep 2022 11:30:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231365AbiITPaR (ORCPT ); Tue, 20 Sep 2022 11:30:17 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E1F6C61D67 for ; Tue, 20 Sep 2022 08:30:16 -0700 (PDT) Received: from dggpemm500020.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4MX55B6gXTzpTHd for ; Tue, 20 Sep 2022 23:27:26 +0800 (CST) Received: from dggpemm500007.china.huawei.com (7.185.36.183) by dggpemm500020.china.huawei.com (7.185.36.49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 20 Sep 2022 23:30:14 +0800 Received: from huawei.com (10.175.103.91) by dggpemm500007.china.huawei.com (7.185.36.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 20 Sep 2022 23:30:14 +0800 From: Yang Yingliang To: CC: , , , Subject: [PATCH -next 4/5] Input: pwm-vibra - Switch to use dev_err_probe() helper Date: Tue, 20 Sep 2022 23:36:55 +0800 Message-ID: <20220920153656.3486879-4-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220920153656.3486879-1-yangyingliang@huawei.com> References: <20220920153656.3486879-1-yangyingliang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org In the probe path, dev_err() can be replaced with dev_err_probe() which will check if error code is -EPROBE_DEFER and prints the error name. It also sets the defer probe reason which can be checked later through debugfs. Signed-off-by: Yang Yingliang --- drivers/input/misc/pwm-vibra.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/input/misc/pwm-vibra.c b/drivers/input/misc/pwm-vibra.c index 81e777a04b88..fe6074e6fe68 100644 --- a/drivers/input/misc/pwm-vibra.c +++ b/drivers/input/misc/pwm-vibra.c @@ -135,21 +135,15 @@ static int pwm_vibrator_probe(struct platform_device *pdev) vibrator->vcc = devm_regulator_get(&pdev->dev, "vcc"); err = PTR_ERR_OR_ZERO(vibrator->vcc); - if (err) { - if (err != -EPROBE_DEFER) - dev_err(&pdev->dev, "Failed to request regulator: %d", - err); - return err; - } + if (err) + return dev_err_probe(&pdev->dev, err, + "Failed to request regulator\n"); vibrator->pwm = devm_pwm_get(&pdev->dev, "enable"); err = PTR_ERR_OR_ZERO(vibrator->pwm); - if (err) { - if (err != -EPROBE_DEFER) - dev_err(&pdev->dev, "Failed to request main pwm: %d", - err); - return err; - } + if (err) + return dev_err_probe(&pdev->dev, err, + "Failed to request main pwm\n"); INIT_WORK(&vibrator->play_work, pwm_vibrator_play_work);