1 files changed, 48 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index ea0c61e09b76..52ccfed416ad 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -56,6 +56,34 @@ resource_size_t isa_mem_base;
 /* Default PCI flags is 0 */
 unsigned int ppc_pci_flags;
 
+static struct dma_mapping_ops *pci_dma_ops;
+
+void set_pci_dma_ops(struct dma_mapping_ops *dma_ops)
+{
+        pci_dma_ops = dma_ops;
+}
+
+struct dma_mapping_ops *get_pci_dma_ops(void)
+{
+        return pci_dma_ops;
+}
+EXPORT_SYMBOL(get_pci_dma_ops);
+
+int pci_set_dma_mask(struct pci_dev *dev, u64 mask)
+{
+        return dma_set_mask(&dev->dev, mask);
+}
+
+int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
+{
+        int rc;
+
+        rc = dma_set_mask(&dev->dev, mask);
+        dev->dev.coherent_dma_mask = dev->dma_mask;
+
+        return rc;
+}
+
 struct pci_controller *pcibios_alloc_controller(struct device_node *dev)
 {
         struct pci_controller *phb;
@@ -180,6 +208,26 @@ char __devinit *pcibios_setup(char *str)
         return str;
 }
 
+void __devinit pcibios_setup_new_device(struct pci_dev *dev)
+{
+        struct dev_archdata *sd = &dev->dev.archdata;
+
+        sd->of_node = pci_device_to_OF_node(dev);
+
+        DBG("PCI: device %s OF node: %s\n", pci_name(dev),
+            sd->of_node ? sd->of_node->full_name : "<none>");
+
+        sd->dma_ops = pci_dma_ops;
+#ifdef CONFIG_PPC32
+        sd->dma_data = (void *)PCI_DRAM_OFFSET;
+#endif
+        set_dev_node(&dev->dev, pcibus_to_node(dev->bus));
+
+        if (ppc_md.pci_dma_dev_setup)
+                ppc_md.pci_dma_dev_setup(dev);
+}
+EXPORT_SYMBOL(pcibios_setup_new_device);
+
 /*
  * Reads the interrupt pin to determine if interrupt is use by card.
  * If the interrupt is used, then gets the interrupt line from the