From patchwork Sat Aug 29 06:47:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11744083 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 00F5C13A4 for ; Sat, 29 Aug 2020 06:48:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D301121473 for ; Sat, 29 Aug 2020 06:48:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598683736; bh=lLLylfyldMh5tTRro5DOJDFMHjYTO1aijVC1SmWtH8U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=11n2dbjyvNErREUSwBbBKsUdZ0Z4j/bf2ZtUQHP0oKg0QKcQyfmr1Kw7J4Znvix6g fnJfMvmAcSuR/6vNIV97foIvVeY8xU6Dp0dWMZCoXxA1zJ+5rkLpJUKdKyGuCBf36o 3nP/h8ADtUJAGlmRIOErtjTYtInl88tYZCS4Hzis= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727825AbgH2Gsu (ORCPT ); Sat, 29 Aug 2020 02:48:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:42018 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727784AbgH2Gss (ORCPT ); Sat, 29 Aug 2020 02:48:48 -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 6D17420838; Sat, 29 Aug 2020 06:48:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598683727; bh=lLLylfyldMh5tTRro5DOJDFMHjYTO1aijVC1SmWtH8U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yg39WvE5/I3DATwzxNOL5eMUMLEGmP9fIHlAbdWpdY+reea71YpXGTHqc1ASeJj+X 6QKQUQQAueZxeael2jgg6QLAT/lIAWHSHP7jgdpPSizsmYVJt7mx3du0jU2tZUcBSw P1uEMy9oOGnHPYdqLEzVFlnJBq3uO2H7mLCnOfqk= From: Krzysztof Kozlowski To: Jonathan Cameron , Lars-Peter Clausen , Peter Meerwald-Stadler , Peter Rosin , Michael Hennerich , Marek Vasut , Tomasz Duszynski , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Cc: Andy Shevchenko , Krzysztof Kozlowski Subject: [PATCH v3 13/18] iio: imu: inv_mpu6050: Simplify with dev_err_probe() Date: Sat, 29 Aug 2020 08:47:21 +0200 Message-Id: <20200829064726.26268-13-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200829064726.26268-1-krzk@kernel.org> References: <20200829064726.26268-1-krzk@kernel.org> Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@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: Andy Shevchenko Reviewed-by: Jean-Baptiste Maneyrol --- drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c index 3fee3947f772..18a1898e3e34 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c @@ -1475,22 +1475,14 @@ int inv_mpu_core_probe(struct regmap *regmap, int irq, const char *name, } st->vdd_supply = devm_regulator_get(dev, "vdd"); - if (IS_ERR(st->vdd_supply)) { - if (PTR_ERR(st->vdd_supply) != -EPROBE_DEFER) - dev_err(dev, "Failed to get vdd regulator %d\n", - (int)PTR_ERR(st->vdd_supply)); - - return PTR_ERR(st->vdd_supply); - } + if (IS_ERR(st->vdd_supply)) + return dev_err_probe(dev, PTR_ERR(st->vdd_supply), + "Failed to get vdd regulator\n"); st->vddio_supply = devm_regulator_get(dev, "vddio"); - if (IS_ERR(st->vddio_supply)) { - if (PTR_ERR(st->vddio_supply) != -EPROBE_DEFER) - dev_err(dev, "Failed to get vddio regulator %d\n", - (int)PTR_ERR(st->vddio_supply)); - - return PTR_ERR(st->vddio_supply); - } + if (IS_ERR(st->vddio_supply)) + return dev_err_probe(dev, PTR_ERR(st->vddio_supply), + "Failed to get vddio regulator\n"); result = regulator_enable(st->vdd_supply); if (result) {