- Update to 2.6.25-rc3.

[linux-flexiantxendom0-3.2.10.git] / arch / sh / drivers / pci / fixups-dreamcast.c

diff --git a/arch/sh/drivers/pci/fixups-dreamcast.c b/arch/sh/drivers/pci/fixups-dreamcast.c
index 6f53f82..c446993 100644 (file)
--- a/arch/sh/drivers/pci/fixups-dreamcast.c
+++ b/arch/sh/drivers/pci/fixups-dreamcast.c
@@ -22,6 +22,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>
@@ -40,6 +41,15 @@ static void __init gapspci_fixup_resources(struct pci_dev *dev)
                 */
                dev->resource[1].start  = p->io_resource->start  + 0x100;
                dev->resource[1].end    = dev->resource[1].start + 0x200 - 1;
+               /*
+                * Redirect dma memory allocations to special memory window.
+                */
+               BUG_ON(!dma_declare_coherent_memory(&dev->dev,
+                                               GAPSPCI_DMA_BASE,
+                                               GAPSPCI_DMA_BASE,
+                                               GAPSPCI_DMA_SIZE,
+                                               DMA_MEMORY_MAP |
+                                               DMA_MEMORY_EXCLUSIVE));
                break;
        default:
                printk("PCI: Failed resource fixup\n");