Blackfin arch: add read/write IO accessor functions to Blackfin

This is to kill some compiling warning on DM9000 netdev driver.

Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h
index cbbf7ff..7dc77a2 100644 (file)
--- a/arch/blackfin/include/asm/io.h
+++ b/arch/blackfin/include/asm/io.h
@@ -134,6 +134,36 @@ extern void dma_insb(unsigned long port, void *addr, unsigned short count);
 extern void dma_insw(unsigned long port, void *addr, unsigned short count);
 extern void dma_insl(unsigned long port, void *addr, unsigned short count);
 
+static inline void readsl(const void __iomem *addr, void *buf, int len)
+{
+       insl((unsigned long)addr, buf, len);
+}
+
+static inline void readsw(const void __iomem *addr, void *buf, int len)
+{
+       insw((unsigned long)addr, buf, len);
+}
+
+static inline void readsb(const void __iomem *addr, void *buf, int len)
+{
+       insb((unsigned long)addr, buf, len);
+}
+
+static inline void writesl(const void __iomem *addr, const void *buf, int len)
+{
+       outsl((unsigned long)addr, buf, len);
+}
+
+static inline void writesw(const void __iomem *addr, const void *buf, int len)
+{
+       outsw((unsigned long)addr, buf, len);
+}
+
+static inline void writesb(const void __iomem *addr, const void *buf, int len)
+{
+       outsb((unsigned long)addr, buf, len);
+}
+
 /*
  * Map some physical address range into the kernel address space.
  */