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From: "Luis R. Rodriguez" <lrodriguez@atheros.com>
To: <cjb@laptop.org>
CC: <linux-mmc@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<vmehta@atheros.com>, <naveen.singh@atheros.com>, <kvalo@adurom.com>,
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	Naveen Singh <nsingh@atheros.com>, Vipin Mehta <Vipin.Mehta@atheros.com>
Subject: [RFC 2/4] sdhci: sanity check for triggering interrupts thread
Date: Fri, 18 Mar 2011 15:11:58 -0700
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diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index c95dfc2..7074870 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1616,8 +1616,11 @@ static irqreturn_t sdhci_irq(int irq, void *dev_id)
 
 	intmask &= ~SDHCI_INT_BUS_POWER;
 
-	if (intmask & SDHCI_INT_CARD_INT)
-		cardint = 1;
+	if (intmask & SDHCI_INT_CARD_INT) {
+		if (readl(host->ioaddr + SDHCI_INT_ENABLE) & SDHCI_INT_CARD_INT)
+			cardint = 1;
+	}
+
 
 	intmask &= ~SDHCI_INT_CARD_INT;