mmc: sdhci-pci: remove SDHCI_QUIRK2_OWN_CARD_DETECTION

Even if a driver provides separate card detection, an interrupt
is still needed to abort mmc requests that are in progress.
SDHCI_QUIRK2_OWN_CARD_DETECTION prevents that, so remove it.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 646680a..83a152e 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -212,7 +212,6 @@
 
 	slot->cd_gpio = gpio;
 	slot->cd_irq = irq;
-	slot->host->quirks2 |= SDHCI_QUIRK2_OWN_CARD_DETECTION;
 
 	return;
 
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index e6c6cd6..6f1fd02 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -147,7 +147,6 @@
 	u32 present, irqs;
 
 	if ((host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION) ||
-	    (host->quirks2 & SDHCI_QUIRK2_OWN_CARD_DETECTION) ||
 	    !mmc_card_is_removable(host->mmc))
 		return;
 
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index e4b6935..dad7a46 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -90,8 +90,6 @@
 
 	unsigned int quirks2;	/* More deviations from spec. */
 
-#define SDHCI_QUIRK2_OWN_CARD_DETECTION			(1<<0)
-
 	int irq;		/* Device IRQ */
 	void __iomem *ioaddr;	/* Mapped address */