hwif->chipset should be set to ide_cmd646 also when DMA base is invalid.
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
        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;
 
                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;