+static void sdhci_enable_sdio_irq(struct mmc_host *mmc, int enable)
+{
+ struct sdhci_host *host;
+ unsigned long flags;
+ u32 ier;
+
+ host = mmc_priv(mmc);
+
+ spin_lock_irqsave(&host->lock, flags);
+
+ ier = readl(host->ioaddr + SDHCI_INT_ENABLE);
+
+ ier &= ~SDHCI_INT_CARD_INT;
+ if (enable)
+ ier |= SDHCI_INT_CARD_INT;
+
+ writel(ier, host->ioaddr + SDHCI_INT_ENABLE);
+ writel(ier, host->ioaddr + SDHCI_SIGNAL_ENABLE);
+
+ mmiowb();
+
+ spin_unlock_irqrestore(&host->lock, flags);
+}
+