From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755875Ab2KHNEg (ORCPT ); Thu, 8 Nov 2012 08:04:36 -0500 Received: from mga01.intel.com ([192.55.52.88]:24988 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755691Ab2KHNEd (ORCPT ); Thu, 8 Nov 2012 08:04:33 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.80,737,1344236400"; d="scan'208";a="244102548" From: dragos.tatulea@intel.com To: linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, cjb@laptop.org Cc: kirill.shutemov@linux.intel.com, irina.tirdea@intel.com, octavian.purdila@intel.com, tony.luck@intel.com, keescook@chromium.org, dragos.tatulea@gmail.com, Adrian Hunter Subject: [PATCH v2 23/26] mmc: sdhci: panic write: resume suspended host Date: Thu, 8 Nov 2012 15:06:21 +0200 Message-Id: <1352379984-18381-24-git-send-email-dragos.tatulea@intel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1352379984-18381-1-git-send-email-dragos.tatulea@intel.com> References: <1352379984-18381-1-git-send-email-dragos.tatulea@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Adrian Hunter Resume host when entering panic mode. Signed-off-by: Adrian Hunter Signed-off-by: Irina Tirdea --- drivers/mmc/host/sdhci.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index ab3f5ce..496adc8 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -2231,6 +2231,10 @@ static void sdhci_panic_begin(struct mmc_host *mmc) { struct sdhci_host *host = mmc_priv(mmc); + if (host->runtime_suspended) + sdhci_runtime_resume_host(host); + else if (mmc->ios.vdd == 0) + sdhci_resume_host(host); sdhci_writel(host, 0, SDHCI_SIGNAL_ENABLE); } @@ -2741,10 +2745,12 @@ int sdhci_resume_host(struct sdhci_host *host) host->ops->enable_dma(host); } - ret = request_irq(host->irq, sdhci_irq, IRQF_SHARED, - mmc_hostname(host->mmc), host); - if (ret) - return ret; + if (!mmc_am_panic_task(host->mmc)) { + ret = request_irq(host->irq, sdhci_irq, IRQF_SHARED, + mmc_hostname(host->mmc), host); + if (ret) + return ret; + } if ((host->mmc->pm_flags & MMC_PM_KEEP_POWER) && (host->quirks2 & SDHCI_QUIRK2_HOST_OFF_CARD_ON)) { -- 1.7.9.5