From mboxrd@z Thu Jan 1 00:00:00 1970 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 A826FE7B61B for ; Wed, 4 Oct 2023 13:57:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242706AbjJDN5H (ORCPT ); Wed, 4 Oct 2023 09:57:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242645AbjJDN5G (ORCPT ); Wed, 4 Oct 2023 09:57:06 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5D032AB for ; Wed, 4 Oct 2023 06:57:03 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A25B0C433C8; Wed, 4 Oct 2023 13:57:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1696427823; bh=jUBb01HgWO5fFR9vnTpZAl0fjCPCH1Dd4/SdDOW6ouM=; h=Subject:To:Cc:From:Date:From; b=gO7L/hD2u2mYEytbqz6p5+/0pt/Yq93yKUfd24ftpNP/SeWSsR2nt3wmk+wEuuThp QTX0YeS2OAcXClO28BUdX3obGTDHkdhTx5fyqFBdLjxAEbH6VWiile8n80jHK0Xqst B/fFSBsfB/up8P8lylCvBsjDE+2zQUhM/gyDLHv4= Subject: FAILED: patch "[PATCH] spi: zynqmp-gqspi: fix clock imbalance on probe failure" failed to apply to 5.15-stable tree To: johan+linaro@kernel.org, broonie@kernel.org, naga.sureshkumar.relli@xilinx.com, shubhrajyoti.datta@xilinx.com Cc: From: Date: Wed, 04 Oct 2023 15:56:59 +0200 Message-ID: <2023100458-lullaby-relearn-726c@gregkh> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 1527b076ae2cb6a9c590a02725ed39399fcad1cf # git commit -s git send-email --to '' --in-reply-to '2023100458-lullaby-relearn-726c@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: 1527b076ae2c ("spi: zynqmp-gqspi: fix clock imbalance on probe failure") 3ffefa1d9c9e ("spi: zynqmp-gqspi: Convert to platform remove callback returning void") thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 1527b076ae2cb6a9c590a02725ed39399fcad1cf Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Thu, 22 Jun 2023 10:24:35 +0200 Subject: [PATCH] spi: zynqmp-gqspi: fix clock imbalance on probe failure Make sure that the device is not runtime suspended before explicitly disabling the clocks on probe failure and on driver unbind to avoid a clock enable-count imbalance. Fixes: 9e3a000362ae ("spi: zynqmp: Add pm runtime support") Cc: stable@vger.kernel.org # 4.19 Cc: Naga Sureshkumar Relli Cc: Shubhrajyoti Datta Signed-off-by: Johan Hovold Link: https://lore.kernel.org/r/Message-Id: <20230622082435.7873-1-johan+linaro@kernel.org> Signed-off-by: Mark Brown diff --git a/drivers/spi/spi-zynqmp-gqspi.c b/drivers/spi/spi-zynqmp-gqspi.c index fb2ca9b90eab..c309dedfd602 100644 --- a/drivers/spi/spi-zynqmp-gqspi.c +++ b/drivers/spi/spi-zynqmp-gqspi.c @@ -1342,9 +1342,9 @@ static int zynqmp_qspi_probe(struct platform_device *pdev) return 0; clk_dis_all: - pm_runtime_put_sync(&pdev->dev); - pm_runtime_set_suspended(&pdev->dev); pm_runtime_disable(&pdev->dev); + pm_runtime_put_noidle(&pdev->dev); + pm_runtime_set_suspended(&pdev->dev); clk_disable_unprepare(xqspi->refclk); clk_dis_pclk: clk_disable_unprepare(xqspi->pclk); @@ -1368,11 +1368,15 @@ static void zynqmp_qspi_remove(struct platform_device *pdev) { struct zynqmp_qspi *xqspi = platform_get_drvdata(pdev); + pm_runtime_get_sync(&pdev->dev); + zynqmp_gqspi_write(xqspi, GQSPI_EN_OFST, 0x0); + + pm_runtime_disable(&pdev->dev); + pm_runtime_put_noidle(&pdev->dev); + pm_runtime_set_suspended(&pdev->dev); clk_disable_unprepare(xqspi->refclk); clk_disable_unprepare(xqspi->pclk); - pm_runtime_set_suspended(&pdev->dev); - pm_runtime_disable(&pdev->dev); } MODULE_DEVICE_TABLE(of, zynqmp_qspi_of_match);