From patchwork Mon Feb 10 11:10:07 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q3PDs2vDoXMgQmVuY2U=?= X-Patchwork-Id: 13967719 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6EA17C02198 for ; Mon, 10 Feb 2025 11:33:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=YVFEdSumyPyLjFPj1o6Mjxa9Ytzsro9GKpkffHBxyNA=; b=t6PfptGscOwhyI tDXoFnE5crWWJ0NV+6I3eHB4BieQ2GOxmXJ+HGn0/DeqCqIdKxpS4z7aQYvaqmEru7502PeHn+lVC ozg8UuIBoI4CmGbEFUs5yr4obUDO3x8EQuz6vUJrSDM7v/op28uNNmojMpgtDb1DEb9cDFFaPVkJy EqcHq3HwX9xSDPuh2nb6misfWXaY4rg7kXykliDtz7NmO0VTeehd04TEAeRSR2C27i/YZWTy4RHLs Ecp2lFM53Q40gukaRLOQ7jeR7tN2tP6PTjh51S+PAF1uGxnnmacNTmppvAC0/74ElrzIx9svWxhmK JtwcOTb8EGbJ4+7fFTtA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1thS23-0000000HEP6-3WMk; Mon, 10 Feb 2025 11:32:55 +0000 Received: from fw2.prolan.hu ([193.68.50.107]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1thRg9-0000000HA2L-1EDK for linux-arm-kernel@lists.infradead.org; Mon, 10 Feb 2025 11:10:19 +0000 Received: from proxmox-mailgw.intranet.prolan.hu (localhost.localdomain [127.0.0.1]) by proxmox-mailgw.intranet.prolan.hu (Proxmox) with ESMTP id EB351A008F; Mon, 10 Feb 2025 12:10:15 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=prolan.hu; h=cc :cc:content-transfer-encoding:content-type:content-type:date :from:from:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=mail; bh=YVFEdSumyPyLjFPj1o6M jxa9Ytzsro9GKpkffHBxyNA=; b=p0IEjtR8x70Vyp1pMMdSwYo9g8vzTByLY7Pz RV77Je9WlvprxH3V7VQV+llOqWdoS4AFcAxhgp/hFUJygRYwZA/3lUntm7HpKlEz 2yLq/hBzWi5k0qhHg399/25a9wvN/bIOVH58USuWyLfo12ZVPUViWSGaYd4N9ZUA Fw+J4Mm1tUVRnXgVIli4Yi0S53wj2bmWvyy24wYwcrt1w8IzN5uX9y8nCOk7g6Ax rKWMt92owupNtqGqlKBNROY7aEwaBlQiZJjQWhczIYRJGKzt5GwQP0XHzazxBNkN +O7f9yKkB3R7HgzrB17SASKr/+n49Ho8q33ljRuIHFiuZOmfhHiNdWKdj1/G2GvE 99eRBr6O9GZmBfgEbgJzfvn+snZMtzsPvbO0pwjnvlQ7GVQ25uRWZFvtXqICFV9Q bETdvQIAwWVL7J9/rxvKRwa+Egm54PCZtfZ0kynEaUn6Sg5E/2MucI2xtrKvTmfx 07tsv5CM5DlZAxiui+twjyq4ZfELfFQE3wFOupDn7g/xg/NRx03yZK8DWvOENYxm vwgcGTx7KaUKTcO6KeRAmdW3+w5ktao+Av9DqBsPXu6L1cmH+CngiAlT8v1wacSI OCSJk98likYCrJEf4SvvsFGs6yb0HVYQai8zDz2d+S/FOgKKoMLTLjTHMXUlH4wk s7x/1Y0= From: =?utf-8?b?QmVuY2UgQ3PDs2vDoXM=?= To: Varshini Rajendran , Mark Brown , Tudor Ambarus , =?utf-8?b?Q3PDs2vDoXMsIEJlbmNl?= , , , Subject: [PATCH for-6.14 v4 2/2] spi: atmel-quadspi: Fix unbalanced pm_runtime by using devm_ API Date: Mon, 10 Feb 2025 12:10:07 +0100 Message-ID: <20250210111008.248929-3-csokas.bence@prolan.hu> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250210111008.248929-1-csokas.bence@prolan.hu> References: <20250210111008.248929-1-csokas.bence@prolan.hu> MIME-Version: 1.0 X-ESET-AS: R=OK;S=0;OP=CALC;TIME=1739185815;VERSION=7985;MC=1862294975;ID=637657;TRN=0;CRV=0;IPC=;SP=0;SIPS=0;PI=3;F=0 X-ESET-Antispam: OK X-EsetResult: clean, is OK X-EsetId: 37303A29ACD9485261776A X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250210_031017_596857_EC65CDD3 X-CRM114-Status: GOOD ( 10.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexander Dahl , Alexandre Belloni , Claudiu Beznea Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Fix unbalanced PM in error path of `atmel_qspi_probe()` by using `devm_pm_runtime_*()` functions. Reported-by: Alexander Dahl Closes: https://lore.kernel.org/linux-spi/20250110-paycheck-irregular-bcddab1276c7@thorsis.com/ Fixes: 5af42209a4d2 ("spi: atmel-quadspi: Add support for sama7g5 QSPI") Signed-off-by: Bence Csókás --- drivers/spi/atmel-quadspi.c | 18 +++++------------- 1 file changed, 5 insertions(+), 13 deletions(-) diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c index abdc49d9d940..17dd4dd4384c 100644 --- a/drivers/spi/atmel-quadspi.c +++ b/drivers/spi/atmel-quadspi.c @@ -1439,22 +1439,18 @@ static int atmel_qspi_probe(struct platform_device *pdev) pm_runtime_set_autosuspend_delay(&pdev->dev, 500); pm_runtime_use_autosuspend(&pdev->dev); - pm_runtime_set_active(&pdev->dev); - pm_runtime_enable(&pdev->dev); - pm_runtime_get_noresume(&pdev->dev); + devm_pm_runtime_set_active(&pdev->dev); + devm_pm_runtime_enable(&pdev->dev); + devm_pm_runtime_get_noresume(&pdev->dev); err = atmel_qspi_init(aq); if (err) goto dma_release; err = spi_register_controller(ctrl); - if (err) { - pm_runtime_put_noidle(&pdev->dev); - pm_runtime_disable(&pdev->dev); - pm_runtime_set_suspended(&pdev->dev); - pm_runtime_dont_use_autosuspend(&pdev->dev); + if (err) goto dma_release; - } + pm_runtime_mark_last_busy(&pdev->dev); pm_runtime_put_autosuspend(&pdev->dev); @@ -1533,10 +1529,6 @@ static void atmel_qspi_remove(struct platform_device *pdev) */ dev_warn(&pdev->dev, "Failed to resume device on remove\n"); } - - pm_runtime_disable(&pdev->dev); - pm_runtime_dont_use_autosuspend(&pdev->dev); - pm_runtime_put_noidle(&pdev->dev); } static int __maybe_unused atmel_qspi_suspend(struct device *dev)