2 files changed, 4 insertions, 0 deletions

diff --git a/include/asm-powerpc/kdump.h b/include/asm-powerpc/kdump.h
index 5a5c3b5ab1e0..dc1574c945f8 100644
--- a/include/asm-powerpc/kdump.h
+++ b/include/asm-powerpc/kdump.h
@@ -15,6 +15,8 @@
 #define KDUMP_TRAMPOLINE_START  0x0100
 #define KDUMP_TRAMPOLINE_END    0x3000
 
+#define KDUMP_MIN_TCE_ENTRIES   2048
+
 #else /* !CONFIG_CRASH_DUMP */
 
 #define PHYSICAL_START  0x0
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index 73db1f71329d..eba133d149a7 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -81,6 +81,8 @@ struct machdep_calls {
         void            (*tce_free)(struct iommu_table *tbl,
                                     long index,
                                     long npages);
+        unsigned long   (*tce_get)(struct iommu_table *tbl,
+                                    long index);
         void            (*tce_flush)(struct iommu_table *tbl);
         void            (*iommu_dev_setup)(struct pci_dev *dev);
         void            (*iommu_bus_setup)(struct pci_bus *bus);