X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fppc64%2Fkernel%2Fpci_iommu.c;h=dd5ad02d7e08dd0baa8b084a88988ed86ba53e44;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=951831f99066da4b47466a2c8dc16dcfeb369005;hpb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;p=linux-2.6.git

diff --git a/arch/ppc64/kernel/pci_iommu.c b/arch/ppc64/kernel/pci_iommu.c
index 951831f99..dd5ad02d7 100644
--- a/arch/ppc64/kernel/pci_iommu.c
+++ b/arch/ppc64/kernel/pci_iommu.c
@@ -43,6 +43,13 @@
 #include <asm/iSeries/iSeries_pci.h>
 #endif /* CONFIG_PPC_ISERIES */
 
+/*
+ * We can use ->sysdata directly and avoid the extra work in
+ * pci_device_to_OF_node since ->sysdata will have been initialised
+ * in the iommu init code for all devices.
+ */
+#define PCI_GET_DN(dev) ((struct device_node *)((dev)->sysdata))
+
 static inline struct iommu_table *devnode_table(struct pci_dev *dev)
 {
 	if (!dev)