From patchwork Tue Jun 23 06:01:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 192373 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=-10.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 2829AC433E0 for ; Tue, 23 Jun 2020 06:14:32 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 9F28D2077D for ; Tue, 23 Jun 2020 06:14:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="T+rSCxLl" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F28D2077D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 3B3051726; Tue, 23 Jun 2020 08:13:40 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 3B3051726 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1592892870; bh=sSDPrCNsD8tVsvRIOMGPWq4dayI7eJy7hesA3qR2P6s=; h=From:To:Subject:Date:In-Reply-To:References:In-Reply-To: References:Cc:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From; b=T+rSCxLlIJg5IFtLUGUuNc24BeqiPZH6+9dKi7wjychtay2Z0tbZAGAwEToKZoblH nOi0ryXoqZ4UFuhOiozcg3CHNFguet8sBV71RnOKBacqBqKPxq8RKolZ8Rv5JHcy8X 0Ly4Y2e2XLtZpPqoQ0JyR2uQTrANkBmnLG5ro7OI= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 879AEF80234; Tue, 23 Jun 2020 08:12:51 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 5253FF8025E; Tue, 23 Jun 2020 08:12:47 +0200 (CEST) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id B974FF80218 for ; Tue, 23 Jun 2020 08:12:39 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz B974FF80218 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id BE480200BD4; Tue, 23 Jun 2020 08:12:38 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 94DE6200BDB; Tue, 23 Jun 2020 08:12:34 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 2080A402B3; Tue, 23 Jun 2020 14:12:29 +0800 (SGT) From: Shengjiu Wang To: timur@kernel.org, nicoleotsuka@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org Subject: [PATCH v2 1/2] ASoC: fsl_mqs: Don't check clock is NULL before calling clk API Date: Tue, 23 Jun 2020 14:01:11 +0800 Message-Id: <743be216bd504c26e8d45d5ce4a84561b67a122b.1592888591.git.shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: X-Virus-Scanned: ClamAV using ClamSMTP Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Because clk_prepare_enable and clk_disable_unprepare should check input clock parameter is NULL or not internally, then we don't need to check them before calling the function. Fixes: 9e28f6532c61 ("ASoC: fsl_mqs: Add MQS component driver") Signed-off-by: Shengjiu Wang --- sound/soc/fsl/fsl_mqs.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/sound/soc/fsl/fsl_mqs.c b/sound/soc/fsl/fsl_mqs.c index 0c813a45bba7..b44b134390a3 100644 --- a/sound/soc/fsl/fsl_mqs.c +++ b/sound/soc/fsl/fsl_mqs.c @@ -266,11 +266,9 @@ static int fsl_mqs_runtime_resume(struct device *dev) { struct fsl_mqs *mqs_priv = dev_get_drvdata(dev); - if (mqs_priv->ipg) - clk_prepare_enable(mqs_priv->ipg); + clk_prepare_enable(mqs_priv->ipg); - if (mqs_priv->mclk) - clk_prepare_enable(mqs_priv->mclk); + clk_prepare_enable(mqs_priv->mclk); if (mqs_priv->use_gpr) regmap_write(mqs_priv->regmap, IOMUXC_GPR2, @@ -292,11 +290,8 @@ static int fsl_mqs_runtime_suspend(struct device *dev) regmap_read(mqs_priv->regmap, REG_MQS_CTRL, &mqs_priv->reg_mqs_ctrl); - if (mqs_priv->mclk) - clk_disable_unprepare(mqs_priv->mclk); - - if (mqs_priv->ipg) - clk_disable_unprepare(mqs_priv->ipg); + clk_disable_unprepare(mqs_priv->mclk); + clk_disable_unprepare(mqs_priv->ipg); return 0; }