From patchwork Tue Apr 1 12:01:43 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Dooks X-Patchwork-Id: 3921371 Return-Path: X-Original-To: patchwork-linux-mmc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 136499F2B6 for ; Tue, 1 Apr 2014 12:02:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2BA52203B6 for ; Tue, 1 Apr 2014 12:02:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 152CA201FE for ; Tue, 1 Apr 2014 12:02:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752661AbaDAMB4 (ORCPT ); Tue, 1 Apr 2014 08:01:56 -0400 Received: from ducie-dc1.codethink.co.uk ([185.25.241.215]:47330 "EHLO ducie-dc1.codethink.co.uk" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751332AbaDAMBw (ORCPT ); Tue, 1 Apr 2014 08:01:52 -0400 Received: from localhost (localhost [127.0.0.1]) by ducie-dc1.codethink.co.uk (Postfix) with ESMTP id 09FB44672AA; Tue, 1 Apr 2014 13:01:52 +0100 (BST) X-Virus-Scanned: Debian amavisd-new at ducie-dc1.codethink.co.uk Received: from ducie-dc1.codethink.co.uk ([127.0.0.1]) by localhost (ducie-dc1.codethink.co.uk [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ujB-wxDtp4si; Tue, 1 Apr 2014 13:01:49 +0100 (BST) Received: from rainbowdash.ducie.codethink.co.uk (rainbowdash.dyn.ducie.codethink.co.uk [10.24.1.133]) by ducie-dc1.codethink.co.uk (Postfix) with ESMTPS id B018146221C; Tue, 1 Apr 2014 13:01:47 +0100 (BST) Received: from ben by rainbowdash.ducie.codethink.co.uk with local (Exim 4.82) (envelope-from ) id 1WUxNz-0008Iq-EC; Tue, 01 Apr 2014 13:01:47 +0100 From: Ben Dooks To: linux-mmc@vger.kernel.org Cc: linux-sh@vger.kernel.org, Laurent Pinchart , Ulf Hansson , Chris Ball , Guennadi Liakhovetski , magnus.damm@opensource.se, linux-kernel@lists.codethink.co.uk, Ben Dooks Subject: [PATCH v2 3/6] mmc: sh-mmcif: use devm_ for clock management Date: Tue, 1 Apr 2014 13:01:43 +0100 Message-Id: <1396353706-31864-4-git-send-email-ben.dooks@codethink.co.uk> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1396353706-31864-1-git-send-email-ben.dooks@codethink.co.uk> References: <1396353706-31864-1-git-send-email-ben.dooks@codethink.co.uk> Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use the devm_clk_get() code to get the clock and allow it to be freed automatically on release. Signed-off-by: Ben Dooks --- drivers/mmc/host/sh_mmcif.c | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index bb8e4e6..fbd7364 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -1391,7 +1391,7 @@ static int sh_mmcif_probe(struct platform_device *pdev) ret = mmc_of_parse(mmc); if (ret < 0) - goto eofparse; + goto err_host; host = mmc_priv(mmc); host->mmc = mmc; @@ -1421,19 +1421,19 @@ static int sh_mmcif_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); host->power = false; - host->hclk = clk_get(&pdev->dev, NULL); + host->hclk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(host->hclk)) { ret = PTR_ERR(host->hclk); dev_err(&pdev->dev, "cannot get clock: %d\n", ret); - goto eclkget; + goto err_pm; } ret = sh_mmcif_clk_update(host); if (ret < 0) - goto eclkupdate; + goto err_pm; ret = pm_runtime_resume(&pdev->dev); if (ret < 0) - goto eresume; + goto err_clk; INIT_DELAYED_WORK(&host->timeout_work, mmcif_timeout_work); @@ -1484,13 +1484,11 @@ ereqirq1: free_irq(irq[0], host); ereqirq0: pm_runtime_suspend(&pdev->dev); -eresume: +err_clk: clk_disable_unprepare(host->hclk); -eclkupdate: - clk_put(host->hclk); -eclkget: +err_pm: pm_runtime_disable(&pdev->dev); -eofparse: +err_host: mmc_free_host(mmc); return ret; }