From patchwork Sun Apr 16 09:02:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Christophe JAILLET X-Patchwork-Id: 1769322 X-Patchwork-Delegate: treding@nvidia.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-pwm-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=orange.fr header.i=@orange.fr header.a=rsa-sha256 header.s=t20230301 header.b=AIFyl+4L; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4Pzkhv6Y12z1yZr for ; Sun, 16 Apr 2023 19:02:23 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230400AbjDPJCW (ORCPT ); Sun, 16 Apr 2023 05:02:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35942 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230416AbjDPJCV (ORCPT ); Sun, 16 Apr 2023 05:02:21 -0400 Received: from smtp.smtpout.orange.fr (smtp-12.smtpout.orange.fr [80.12.242.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 56B66268F for ; Sun, 16 Apr 2023 02:02:17 -0700 (PDT) Received: from pop-os.home ([86.243.2.178]) by smtp.orange.fr with ESMTPA id nyH0pbG1aZuz8nyH0pkDjf; Sun, 16 Apr 2023 11:02:15 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=orange.fr; s=t20230301; t=1681635735; bh=jElERW5oAW/BA/iWn/iMwYZcr8+bBQCwjgCK64tXWvg=; h=From:To:Cc:Subject:Date; b=AIFyl+4LMWAYJKXQSaTaP5fgyO1X8fiTU5MY+pi2PUbnxU7yuDCdbbAqrdvqIoC2h /Re8WzFeK5MuZBRZbUy9r5Cix6r43nGExGv8WCSS1eAQ+NgHVhiZkTN5DE4ewWCQDC NbVJ6cEGaHYvwFd32K5yLQ6bNHg5xfO73Jevs/tYWvkserBdeLMwZdlLpWrePByJWn XotY/Qt9wK/Om2MHEnD6yTzrjqBSz8r8V66GWYGXaF1q2DDJhWtr/82Az59vQsP4wj r1lqMEBTl29BivO+S4LZCIC4h0isnAtjiYXkTBL8RA6Kjfqg27z7+pUBLJhM1C3Bgs yLXACoYbAFv1w== X-ME-Helo: pop-os.home X-ME-Auth: Y2hyaXN0b3BoZS5qYWlsbGV0QHdhbmFkb28uZnI= X-ME-Date: Sun, 16 Apr 2023 11:02:15 +0200 X-ME-IP: 86.243.2.178 From: Christophe JAILLET To: Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6n?= =?utf-8?q?ig?= Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET , linux-pwm@vger.kernel.org Subject: [PATCH] pwm: clk: Use the devm_clk_get_prepared() helper function Date: Sun, 16 Apr 2023 11:02:13 +0200 Message-Id: <9281571825c365c1591fcf31527d45ec576c19b4.1681635694.git.christophe.jaillet@wanadoo.fr> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org Use the devm_clk_get_prepared() helper function instead of hand-writing it. It saves some line of codes. Signed-off-by: Christophe JAILLET Acked-by: Uwe Kleine-König --- drivers/pwm/pwm-clk.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/pwm/pwm-clk.c b/drivers/pwm/pwm-clk.c index f1da99881adf..0ee4d2aee4df 100644 --- a/drivers/pwm/pwm-clk.c +++ b/drivers/pwm/pwm-clk.c @@ -89,7 +89,7 @@ static int pwm_clk_probe(struct platform_device *pdev) if (!pcchip) return -ENOMEM; - pcchip->clk = devm_clk_get(&pdev->dev, NULL); + pcchip->clk = devm_clk_get_prepared(&pdev->dev, NULL); if (IS_ERR(pcchip->clk)) return dev_err_probe(&pdev->dev, PTR_ERR(pcchip->clk), "Failed to get clock\n"); @@ -98,15 +98,9 @@ static int pwm_clk_probe(struct platform_device *pdev) pcchip->chip.ops = &pwm_clk_ops; pcchip->chip.npwm = 1; - ret = clk_prepare(pcchip->clk); - if (ret < 0) - return dev_err_probe(&pdev->dev, ret, "Failed to prepare clock\n"); - ret = pwmchip_add(&pcchip->chip); - if (ret < 0) { - clk_unprepare(pcchip->clk); + if (ret < 0) return dev_err_probe(&pdev->dev, ret, "Failed to add pwm chip\n"); - } platform_set_drvdata(pdev, pcchip); return 0; @@ -120,8 +114,6 @@ static void pwm_clk_remove(struct platform_device *pdev) if (pcchip->clk_enabled) clk_disable(pcchip->clk); - - clk_unprepare(pcchip->clk); } static const struct of_device_id pwm_clk_dt_ids[] = {