[ARM PATCH] 2438/1: S3C2410 - fix IO address calculations

Patch from Ben Dooks

Patch from Dimitry Andric.
The include/asm-arm/arch-s3c2410/io.h file converts
PC style port addresses to real ARM addresses, and
needs to return an `void __iomem *` to avoid a number
of warnings:
  CC      drivers/ide/ide-iops.o
drivers/ide/ide-iops.c: In function `ide_insw':
drivers/ide/ide-iops.c:49: warning: passing arg 1 of `__raw_readsw' makes pointer from integer without a cast
drivers/ide/ide-iops.c: In function `ide_insl':
drivers/ide/ide-iops.c:59: warning: passing arg 1 of `__raw_readsl' makes pointer from integer without a cast
drivers/ide/ide-iops.c: In function `ide_outsw':
drivers/ide/ide-iops.c:79: warning: passing arg 1 of `__raw_writesw' makes pointer from integer without a cast
drivers/ide/ide-iops.c: In function `ide_outsl':
drivers/ide/ide-iops.c:89: warning: passing arg 1 of `__raw_writesl' makes pointer from integer without a cast
  CC      lib/iomap.o
lib/iomap.c: In function `ioread8_rep':
lib/iomap.c:140: warning: passing arg 1 of `__raw_readsb' makes pointer from integer without a cast
lib/iomap.c: In function `ioread16_rep':
lib/iomap.c:144: warning: passing arg 1 of `__raw_readsw' makes pointer from integer without a cast
lib/iomap.c: In function `ioread32_rep':
lib/iomap.c:148: warning: passing arg 1 of `__raw_readsl' makes pointer from integer without a cast
lib/iomap.c: In function `iowrite8_rep':
lib/iomap.c:156: warning: passing arg 1 of `__raw_writesb' makes pointer from integer without a cast
lib/iomap.c: In function `iowrite16_rep':
lib/iomap.c:160: warning: passing arg 1 of `__raw_writesw' makes pointer from integer without a cast
lib/iomap.c: In function `iowrite32_rep':
lib/iomap.c:164: warning: passing arg 1 of `__raw_writesl' makes pointer from integer without a cast

Signed-off-by: Dimitry Andric

Signed-off-by: Ben Dooks
Signed-off-by: Russell King

include/asm-arm/arch-s3c2410/io.h

@@ -65,12 +65,9 @@ static inline unsigned sz __in##fnsuffix (unsigned int port)		\
 	return (unsigned sz)value;					\
 }
 
-static inline unsigned int __ioaddr (unsigned int port)
+static inline void __iomem *__ioaddr (unsigned int port)
 {
-	if (__PORT_PCIO(port))
-		return (unsigned int)(PCIO_BASE + (port));
-	else
-		return (unsigned int)(0 + (port));
+	return (void __iomem *)(__PORT_PCIO(port) ? PCIO_BASE + port : port);
 }
 
 #define DECLARE_IO(sz,fnsuffix,instr)	\
@@ -170,7 +167,7 @@ DECLARE_IO(int,l,"")
 	result;								\
 })
 
-#define __ioaddrc(port)	(__PORT_PCIO((port)) ? PCIO_BASE + ((port)) : ((port)))
+#define __ioaddrc(port)	((void __iomem *)(__PORT_PCIO(port) ? PCIO_BASE + (port) : (port)))
 
 #define inb(p)		(__builtin_constant_p((p)) ? __inbc(p)	   : __inb(p))
 #define inw(p)		(__builtin_constant_p((p)) ? __inwc(p)	   : __inw(p))