diff --git a/[refs] b/[refs]
index 398a1325072d..0da56431d1a2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 53024fe250a0f044b114844a01456902bce40ade
+refs/heads/master: 84631f37cc405dd6dcd566f9fa4e8a3ca2f03f76
diff --git a/trunk/arch/powerpc/kernel/pci_64.c b/trunk/arch/powerpc/kernel/pci_64.c
index bf06926f677d..f5c4628698b9 100644
--- a/trunk/arch/powerpc/kernel/pci_64.c
+++ b/trunk/arch/powerpc/kernel/pci_64.c
@@ -69,6 +69,22 @@ struct dma_mapping_ops *get_pci_dma_ops(void)
 }
 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;
+}
+
 static void fixup_broken_pcnet32(struct pci_dev* dev)
 {
 	if ((dev->class>>8 == PCI_CLASS_NETWORK_ETHERNET)) {
diff --git a/trunk/include/asm-powerpc/dma-mapping.h b/trunk/include/asm-powerpc/dma-mapping.h
index ff52013c0e2d..e974876e18d2 100644
--- a/trunk/include/asm-powerpc/dma-mapping.h
+++ b/trunk/include/asm-powerpc/dma-mapping.h
@@ -87,6 +87,9 @@ static inline int dma_supported(struct device *dev, u64 mask)
 	return dma_ops->dma_supported(dev, mask);
 }
 
+/* We have our own implementation of pci_set_dma_mask() */
+#define HAVE_ARCH_PCI_SET_DMA_MASK
+
 static inline int dma_set_mask(struct device *dev, u64 dma_mask)
 {
 	struct dma_mapping_ops *dma_ops = get_dma_ops(dev);