1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 6e149f4a1ff..a0f68386c12 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -378,6 +378,17 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
         dev->ofdev.dev.bus = &macio_bus_type;
         dev->ofdev.dev.release = macio_release_dev;
 
+#ifdef CONFIG_PCI
+        /* Set the DMA ops to the ones from the PCI device, this could be
+         * fishy if we didn't know that on PowerMac it's always direct ops
+         * or iommu ops that will work fine
+         */
+        dev->ofdev.dev.archdata.dma_ops =
+                chip->lbus.pdev->dev.archdata.dma_ops;
+        dev->ofdev.dev.archdata.dma_data =
+                chip->lbus.pdev->dev.archdata.dma_data;
+#endif /* CONFIG_PCI */
+
 #ifdef DEBUG
         printk("preparing mdev @%p, ofdev @%p, dev @%p, kobj @%p\n",
                dev, &dev->ofdev, &dev->ofdev.dev, &dev->ofdev.dev.kobj);