Merge branch 'drm-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...

[linux-2.6-omap-h63xx.git] / include / asm-powerpc / iommu.h

diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h
index b2e56b30306a4eacd253c863d896fb824c3ffc0f..870967e47204e32642106b61702eb4580be1e69e 100644 (file)
--- a/include/asm-powerpc/iommu.h
+++ b/include/asm-powerpc/iommu.h
@@ -26,6 +26,7 @@
 #include <linux/spinlock.h>
 #include <linux/device.h>
 #include <linux/dma-mapping.h>
+#include <asm/machdep.h>
 #include <asm/types.h>
 #include <asm/bitops.h>
 
@@ -109,6 +110,19 @@ static inline void pci_iommu_init(void) { }
 #endif
 
 extern void alloc_dart_table(void);
+#if defined(CONFIG_PPC64) && defined(CONFIG_PM)
+static inline void iommu_save(void)
+{
+       if (ppc_md.iommu_save)
+               ppc_md.iommu_save();
+}
+
+static inline void iommu_restore(void)
+{
+       if (ppc_md.iommu_restore)
+               ppc_md.iommu_restore();
+}
+#endif
 
 #endif /* __KERNEL__ */
 #endif /* _ASM_IOMMU_H */