1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c
index 31065261de8e..320df6cd3def 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/scsi/ahci.c
@@ -250,7 +250,7 @@ static struct ata_port_info ahci_port_info[] = {
                 .host_flags     = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
                                   ATA_FLAG_SATA_RESET | ATA_FLAG_MMIO |
                                   ATA_FLAG_PIO_DMA,
-                .pio_mask       = 0x03, /* pio3-4 */
+                .pio_mask       = 0x1f, /* pio0-4 */
                 .udma_mask      = 0x7f, /* udma0-6 ; FIXME */
                 .port_ops       = &ahci_ops,
         },