1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index 335482981a92..9689494efa24 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -766,6 +766,7 @@ int __init ide_probe_for_cmd640x (void)
                cmd_hwif0->name, 'a' + cmd640_chip_version - 1, bus_type, cfr);
         cmd_hwif0->chipset = ide_cmd640;
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
+        cmd_hwif0->pio_mask = ATA_PIO5;
         cmd_hwif0->tuneproc = &cmd640_tune_drive;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
 
@@ -821,6 +822,7 @@ int __init ide_probe_for_cmd640x (void)
                 cmd_hwif1->mate = cmd_hwif0;
                 cmd_hwif1->channel = 1;
 #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
+                cmd_hwif1->pio_mask = ATA_PIO5;
                 cmd_hwif1->tuneproc = &cmd640_tune_drive;
 #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
         }