From patchwork Wed Aug 26 14:47:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11738585 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 953E9722 for ; Wed, 26 Aug 2020 14:48:25 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6D2FF2224D for ; Wed, 26 Aug 2020 14:48:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tKq6qTxS"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="byy3D3tn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6D2FF2224D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Owner; bh=oR+Q1JCWNSMLvKwd74hc+GswQ8G7A5Xm++hG8CP6+l8=; b=tKq6qTxS932JHkM89fxaP9S0Ce FZFXO9rXFYsl+gMiEUrKmunuqIssPU/FDokXzm5w7gYhVhOplTRpqbPzvl1cJr/MupS9hRtjDArEt 5d4ipiJwjeWhvlU3p8/5e0c8AmsQbx5m2MK0VfGE6dm6X5hwLxhnpbR9Paem9KEnYkAriIsi73bz4 +ZhLY/JNWrt6+8f1L4KMmy7kABbXq/9qfUHQTFPiWuVCJ0D0FqzlON5wxyBXMn3w35zKV1NKAFFOO c0/nplPFVZ6Rjf2prmCRR+as3ptmCuSAhIbpPW/0e9k3W0sbmc1jG9zS/BO/D4n9PV+qlbchhZc7S 4WKK4ARw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kAwij-00088R-2v; Wed, 26 Aug 2020 14:48:13 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kAwif-00087m-IZ; Wed, 26 Aug 2020 14:48:10 +0000 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 7C1FD2078D; Wed, 26 Aug 2020 14:48:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598453288; bh=xX8No7Dlt35uVRtG106IwB/R7I/5/jIBaMyqJ0vQmGI=; h=From:To:Cc:Subject:Date:From; b=byy3D3tns5AIyEhsP6N685UlNNM4Np1NcLWi4Kz3mfpU6GO11lchcfMMXlnWKaiEs 9caKQ8wIDDAcf43Mj3+RXx/5EJ6cBZLWsieGF3Al7nYik1drYyc5TpkijjP8D8HLN7 nVoWPi3D5m0rCkAw+iNI6rwMXuzClgI+P/AaTTVc= From: Krzysztof Kozlowski To: Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6n?= =?utf-8?q?ig?= , Lee Jones , Nicolas Saenz Julienne , Florian Fainelli , Ray Jui , Scott Branden , bcm-kernel-feedback-list@broadcom.com, Paul Cercueil , Heiko Stuebner , Palmer Dabbelt , Paul Walmsley , Orson Zhai , Baolin Wang , Chunyan Zhang , Maxime Ripard , Chen-Yu Tsai , linux-pwm@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [PATCH 1/6] pwm: bcm2835: Simplify with dev_err_probe() Date: Wed, 26 Aug 2020 16:47:42 +0200 Message-Id: <20200826144747.9436-1-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200826_104809_696118_5611DEFB X-CRM114-Status: GOOD ( 14.39 ) X-Spam-Score: -6.2 (------) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-6.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -1.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Krzysztof Kozlowski MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.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 Acked-by: Florian Fainelli Acked-by: Uwe Kleine-König --- drivers/pwm/pwm-bcm2835.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c index d78f86f8e462..6841dcfe27fc 100644 --- a/drivers/pwm/pwm-bcm2835.c +++ b/drivers/pwm/pwm-bcm2835.c @@ -152,13 +152,9 @@ static int bcm2835_pwm_probe(struct platform_device *pdev) return PTR_ERR(pc->base); pc->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(pc->clk)) { - ret = PTR_ERR(pc->clk); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "clock not found: %d\n", ret); - - return ret; - } + if (IS_ERR(pc->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pc->clk), + "clock not found\n"); ret = clk_prepare_enable(pc->clk); if (ret)