1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index adee2ef6fd71..69cdbfb86bbf 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -506,6 +506,9 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
         hwif->set_pio_mode = &cmd64x_set_pio_mode;
         hwif->set_dma_mode = &cmd64x_set_dma_mode;
 
+        if (dev->device == PCI_DEVICE_ID_CMD_646)
+                hwif->chipset = ide_cmd646;
+
         if (!hwif->dma_base)
                 return;
 
@@ -535,7 +538,6 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
                 hwif->ide_dma_test_irq  = &cmd648_ide_dma_test_irq;
                 break;
         case PCI_DEVICE_ID_CMD_646:
-                hwif->chipset = ide_cmd646;
                 if (dev->revision == 0x01) {
                         hwif->ide_dma_end = &cmd646_1_ide_dma_end;
                         break;