From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9927CC433B4 for ; Thu, 22 Apr 2021 06:57:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5056661403 for ; Thu, 22 Apr 2021 06:57:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231148AbhDVG6R (ORCPT ); Thu, 22 Apr 2021 02:58:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49126 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234920AbhDVG6Q (ORCPT ); Thu, 22 Apr 2021 02:58:16 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A13E9C06138B for ; Wed, 21 Apr 2021 23:57:42 -0700 (PDT) Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lZTHJ-0006Tc-R0; Thu, 22 Apr 2021 08:57:33 +0200 Received: from ukl by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1lZTHJ-0003OE-3w; Thu, 22 Apr 2021 08:57:33 +0200 From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= To: Michael Turquette , Stephen Boyd , Claudiu Beznea , Thierry Reding , Lee Jones , Nicolas Ferre , Alexandre Belloni , Ludovic Desroches Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de Subject: [PATCH v5 3/6] pwm: atmel: Simplify using devm_clk_get_prepared() Date: Thu, 22 Apr 2021 08:57:23 +0200 Message-Id: <20210422065726.1646742-4-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210422065726.1646742-1-u.kleine-koenig@pengutronix.de> References: <20210422065726.1646742-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c0 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-clk@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org With devm_clk_get_prepared() caring to unprepare the clock the error path and remove callback can be simplified accordingly. Acked-by: Nicolas Ferre Signed-off-by: Uwe Kleine-König --- drivers/pwm/pwm-atmel.c | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) diff --git a/drivers/pwm/pwm-atmel.c b/drivers/pwm/pwm-atmel.c index 5813339b597b..d65e23da2582 100644 --- a/drivers/pwm/pwm-atmel.c +++ b/drivers/pwm/pwm-atmel.c @@ -415,16 +415,10 @@ static int atmel_pwm_probe(struct platform_device *pdev) if (IS_ERR(atmel_pwm->base)) return PTR_ERR(atmel_pwm->base); - atmel_pwm->clk = devm_clk_get(&pdev->dev, NULL); + atmel_pwm->clk = devm_clk_get_prepared(&pdev->dev, NULL); if (IS_ERR(atmel_pwm->clk)) return PTR_ERR(atmel_pwm->clk); - ret = clk_prepare(atmel_pwm->clk); - if (ret) { - dev_err(&pdev->dev, "failed to prepare PWM clock\n"); - return ret; - } - atmel_pwm->chip.dev = &pdev->dev; atmel_pwm->chip.ops = &atmel_pwm_ops; atmel_pwm->chip.of_xlate = of_pwm_xlate_with_flags; @@ -435,23 +429,18 @@ static int atmel_pwm_probe(struct platform_device *pdev) ret = pwmchip_add(&atmel_pwm->chip); if (ret < 0) { dev_err(&pdev->dev, "failed to add PWM chip %d\n", ret); - goto unprepare_clk; + return ret; } platform_set_drvdata(pdev, atmel_pwm); return ret; - -unprepare_clk: - clk_unprepare(atmel_pwm->clk); - return ret; } static int atmel_pwm_remove(struct platform_device *pdev) { struct atmel_pwm_chip *atmel_pwm = platform_get_drvdata(pdev); - clk_unprepare(atmel_pwm->clk); mutex_destroy(&atmel_pwm->isr_lock); return pwmchip_remove(&atmel_pwm->chip); -- 2.30.2