1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 671e79665009..483269db2c7d 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -1121,12 +1121,12 @@ static int piix_disable_ahci(struct pci_dev *pdev)
         if (!mmio)
                 return -ENOMEM;
 
-        tmp = readl(mmio + AHCI_GLOBAL_CTL);
+        tmp = ioread32(mmio + AHCI_GLOBAL_CTL);
         if (tmp & AHCI_ENABLE) {
                 tmp &= ~AHCI_ENABLE;
-                writel(tmp, mmio + AHCI_GLOBAL_CTL);
+                iowrite32(tmp, mmio + AHCI_GLOBAL_CTL);
 
-                tmp = readl(mmio + AHCI_GLOBAL_CTL);
+                tmp = ioread32(mmio + AHCI_GLOBAL_CTL);
                 if (tmp & AHCI_ENABLE)
                         rc = -EIO;
         }