From patchwork Fri Aug 11 13:03:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrian Hunter X-Patchwork-Id: 13350851 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3BC6FC0015E for ; Fri, 11 Aug 2023 13:05:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236620AbjHKNFh (ORCPT ); Fri, 11 Aug 2023 09:05:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45326 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236627AbjHKNE7 (ORCPT ); Fri, 11 Aug 2023 09:04:59 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C12513A8C; Fri, 11 Aug 2023 06:04:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1691759088; x=1723295088; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=og6p3BQnbXUst3nN/+/nya1jNf4kelt5VwqtGADhToQ=; b=B+WXmtZpumRqzgcI6HZpcyMUgJRY3O6Hslh+o6FQ3i7HcFw1dHVeeDjL POe5KwrwTfi6EvC5KWQffTw0LB874PhtevxqF5ZGT6KN2kfGEJ7ojHLTh DU36Juvww4dj+Ma9x+emgoBIz3Q/1ZFTmJiW+2L6E6X747cmZrKgvvbV5 ysPvHkQMRSao3Pnwda3yWQtmNT3Phh3iKYkoGO7ArdUK9kAw+6gnzF1LT ZZXOJYKsLZnVRRzqqLdg9B810VbEefRRcuHUO6cv8qkwXK/y1Lv7gMU3n FwcgggfO3zagmG/rzMYmvcjqI/Ff2sEEqN+Izt1EBBTInvxq9kEbixfMW A==; X-IronPort-AV: E=McAfee;i="6600,9927,10798"; a="361811799" X-IronPort-AV: E=Sophos;i="6.01,165,1684825200"; d="scan'208";a="361811799" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2023 06:04:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10798"; a="709535218" X-IronPort-AV: E=Sophos;i="6.01,165,1684825200"; d="scan'208";a="709535218" Received: from ahunter6-mobl1.ger.corp.intel.com (HELO ahunter-VirtualBox.home\044ger.corp.intel.com) ([10.252.51.13]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2023 06:04:38 -0700 From: Adrian Hunter To: Ulf Hansson , Andy Shevchenko , =?utf-8?q?Uwe_Kleine-K?= =?utf-8?q?=C3=B6nig?= , Yangtao Li Cc: Florian Fainelli , Ray Jui , Scott Branden , Broadcom internal kernel review list , Kamal Dasu , Al Cooper , Michal Simek , Eugen Hristev , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Lars Povlsen , Steen Hegelund , Daniel Machon , UNGLinuxDriver@microchip.com, Patrice Chotard , Brian Norris , Ye Xingchen , Brad Larson , Christophe JAILLET , Sai Krishna Potthuri , Swati Agarwal , Andy Tang , Georgii Kruglov , Jiapeng Chong , Doug Brown , Li Zetao , Kunihiko Hayashi , Jassi Brar , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 04/16] mmc: sdhci-cadence: Use sdhci_pltfm_remove() Date: Fri, 11 Aug 2023 16:03:39 +0300 Message-Id: <20230811130351.7038-5-adrian.hunter@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230811130351.7038-1-adrian.hunter@intel.com> References: <20230811130351.7038-1-adrian.hunter@intel.com> MIME-Version: 1.0 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Use sdhci_pltfm_remove() instead of sdhci_pltfm_unregister() so that devm_clk_get_enabled() can be used for pltfm_host->clk. This has the side effect that the order of operations on the error path and remove path is not the same as it was before, but should be safe nevertheless. Signed-off-by: Adrian Hunter --- drivers/mmc/host/sdhci-cadence.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) diff --git a/drivers/mmc/host/sdhci-cadence.c b/drivers/mmc/host/sdhci-cadence.c index 8cdc178ec1ba..be1505e8c536 100644 --- a/drivers/mmc/host/sdhci-cadence.c +++ b/drivers/mmc/host/sdhci-cadence.c @@ -487,14 +487,10 @@ static int sdhci_cdns_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; static const u16 version = SDHCI_SPEC_400 << SDHCI_SPEC_VER_SHIFT; - clk = devm_clk_get(dev, NULL); + clk = devm_clk_get_enabled(dev, NULL); if (IS_ERR(clk)) return PTR_ERR(clk); - ret = clk_prepare_enable(clk); - if (ret) - return ret; - data = of_device_get_match_data(dev); if (!data) data = &sdhci_cdns_drv_data; @@ -502,10 +498,8 @@ static int sdhci_cdns_probe(struct platform_device *pdev) nr_phy_params = sdhci_cdns_phy_param_count(dev->of_node); host = sdhci_pltfm_init(pdev, &data->pltfm_data, struct_size(priv, phy_params, nr_phy_params)); - if (IS_ERR(host)) { - ret = PTR_ERR(host); - goto disable_clk; - } + if (IS_ERR(host)) + return PTR_ERR(host); pltfm_host = sdhci_priv(host); pltfm_host->clk = clk; @@ -556,9 +550,6 @@ static int sdhci_cdns_probe(struct platform_device *pdev) return 0; free: sdhci_pltfm_free(pdev); -disable_clk: - clk_disable_unprepare(clk); - return ret; } @@ -617,7 +608,7 @@ static struct platform_driver sdhci_cdns_driver = { .of_match_table = sdhci_cdns_match, }, .probe = sdhci_cdns_probe, - .remove_new = sdhci_pltfm_unregister, + .remove_new = sdhci_pltfm_remove, }; module_platform_driver(sdhci_cdns_driver);