Auto-update from upstream

3 files changed, 4 insertions, 8 deletions

diff --git a/include/asm-arm/arch-pxa/irq.h b/include/asm-arm/arch-pxa/irq.h
index d770e4b37ae1..48c60f5eff6a 100644
--- a/include/asm-arm/arch-pxa/irq.h
+++ b/include/asm-arm/arch-pxa/irq.h
@@ -12,8 +12,3 @@
 
 #define fixup_irq(x)    (x)
 
-/*
- * This prototype is required for cascading of multiplexed interrupts.
- * Since it doesn't exist elsewhere, we'll put it here for now.
- */
-extern void do_IRQ(int irq, struct pt_regs *regs);
diff --git a/include/asm-arm/io.h b/include/asm-arm/io.h
index ae69db4a1010..0cf4d4f99600 100644
--- a/include/asm-arm/io.h
+++ b/include/asm-arm/io.h
@@ -42,9 +42,9 @@ extern void __raw_writesb(void __iomem *addr, const void *data, int bytelen);
 extern void __raw_writesw(void __iomem *addr, const void *data, int wordlen);
 extern void __raw_writesl(void __iomem *addr, const void *data, int longlen);
 
-extern void __raw_readsb(void __iomem *addr, void *data, int bytelen);
-extern void __raw_readsw(void __iomem *addr, void *data, int wordlen);
-extern void __raw_readsl(void __iomem *addr, void *data, int longlen);
+extern void __raw_readsb(const void __iomem *addr, void *data, int bytelen);
+extern void __raw_readsw(const void __iomem *addr, void *data, int wordlen);
+extern void __raw_readsl(const void __iomem *addr, void *data, int longlen);
 
 #define __raw_writeb(v,a)       (__chk_io_ptr(a), *(volatile unsigned char __force  *)(a) = (v))
 #define __raw_writew(v,a)       (__chk_io_ptr(a), *(volatile unsigned short __force *)(a) = (v))
diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h
index a547ee598c6c..3e572364ee73 100644
--- a/include/asm-arm/memory.h
+++ b/include/asm-arm/memory.h
@@ -122,6 +122,7 @@ static inline void *phys_to_virt(unsigned long x)
  */
 #define __pa(x)                 __virt_to_phys((unsigned long)(x))
 #define __va(x)                 ((void *)__phys_to_virt((unsigned long)(x)))
+#define pfn_to_kaddr(pfn)       __va((pfn) << PAGE_SHIFT)
 
 /*
  * Virtual <-> DMA view memory address translations