[S390] __div64_32 for 31 bit.

[~andy/linux] / include / asm-um / io.h

diff --git a/include/asm-um/io.h b/include/asm-um/io.h
index 90674056dcef4592fd65ab25375531884a2f6e4a..44e8b8c772ae8b1d3c0fc6da06b128f5f0874eed 100644 (file)
--- a/include/asm-um/io.h
+++ b/include/asm-um/io.h
@@ -33,4 +33,25 @@ static inline void * phys_to_virt(unsigned long address)
  */
 #define xlate_dev_kmem_ptr(p)  p
 
+static inline void writeb(unsigned char b, volatile void __iomem *addr)
+{
+       *(volatile unsigned char __force *) addr = b;
+}
+static inline void writew(unsigned short b, volatile void __iomem *addr)
+{
+       *(volatile unsigned short __force *) addr = b;
+}
+static inline void writel(unsigned int b, volatile void __iomem *addr)
+{
+       *(volatile unsigned int __force *) addr = b;
+}
+static inline void writeq(unsigned int b, volatile void __iomem *addr)
+{
+       *(volatile unsigned long long __force *) addr = b;
+}
+#define __raw_writeb writeb
+#define __raw_writew writew
+#define __raw_writel writel
+#define __raw_writeq writeq
+
 #endif