ARM: io: make iounmap() a simple macro

Defining iounmap() with arguments prevents it from being used as a
function pointer, causing platforms to work around this.  Instead,
define it to be a simple macro.

Do the same for __arch_io(re|un)map too.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/include/asm/io.h

@@ -245,13 +245,13 @@ extern void _memset_io(volatile void __iomem *, int, size_t);
 #define ioremap_nocache(cookie,size)	__arm_ioremap(cookie, size, MT_DEVICE)
 #define ioremap_cached(cookie,size)	__arm_ioremap(cookie, size, MT_DEVICE_CACHED)
 #define ioremap_wc(cookie,size)		__arm_ioremap(cookie, size, MT_DEVICE_WC)
-#define iounmap(cookie)			__iounmap(cookie)
+#define iounmap				__iounmap
 #else
 #define ioremap(cookie,size)		__arch_ioremap((cookie), (size), MT_DEVICE)
 #define ioremap_nocache(cookie,size)	__arch_ioremap((cookie), (size), MT_DEVICE)
 #define ioremap_cached(cookie,size)	__arch_ioremap((cookie), (size), MT_DEVICE_CACHED)
 #define ioremap_wc(cookie,size)		__arch_ioremap((cookie), (size), MT_DEVICE_WC)
-#define iounmap(cookie)			__arch_iounmap(cookie)
+#define iounmap				__arch_iounmap
 #endif
 
 /*

arch/arm/mach-davinci/include/mach/io.h

@@ -22,8 +22,8 @@
 #define __mem_isa(a)		(a)
 
 #ifndef __ASSEMBLER__
-#define __arch_ioremap(p, s, t)	davinci_ioremap(p, s, t)
-#define __arch_iounmap(v)	davinci_iounmap(v)
+#define __arch_ioremap		davinci_ioremap
+#define __arch_iounmap		davinci_iounmap
 
 void __iomem *davinci_ioremap(unsigned long phys, size_t size,
 			      unsigned int type);

arch/arm/mach-iop13xx/include/mach/io.h

@@ -35,7 +35,7 @@ extern u32 iop13xx_atux_mem_base;
 extern size_t iop13xx_atue_mem_size;
 extern size_t iop13xx_atux_mem_size;
 
-#define __arch_ioremap(a, s, f) __iop13xx_ioremap(a, s, f)
-#define __arch_iounmap(a)	 __iop13xx_iounmap(a)
+#define __arch_ioremap	__iop13xx_ioremap
+#define __arch_iounmap	__iop13xx_iounmap
 
 #endif

arch/arm/mach-iop32x/include/mach/io.h

@@ -21,7 +21,7 @@ extern void __iop3xx_iounmap(void __iomem *addr);
 #define __io(p)		((void __iomem *)IOP3XX_PCI_IO_PHYS_TO_VIRT(p))
 #define __mem_pci(a)		(a)
 
-#define __arch_ioremap(a, s, f) __iop3xx_ioremap(a, s, f)
-#define __arch_iounmap(a)	 __iop3xx_iounmap(a)
+#define __arch_ioremap	__iop3xx_ioremap
+#define __arch_iounmap	__iop3xx_iounmap
 
 #endif

arch/arm/mach-iop33x/include/mach/io.h

@@ -21,7 +21,7 @@ extern void __iop3xx_iounmap(void __iomem *addr);
 #define __io(p)		((void __iomem *)IOP3XX_PCI_IO_PHYS_TO_VIRT(p))
 #define __mem_pci(a)		(a)
 
-#define __arch_ioremap(a, s, f) __iop3xx_ioremap(a, s, f)
-#define __arch_iounmap(a)	 __iop3xx_iounmap(a)
+#define __arch_ioremap	__iop3xx_ioremap
+#define __arch_iounmap	__iop3xx_iounmap
 
 #endif

arch/arm/mach-ixp23xx/include/mach/io.h

@@ -45,8 +45,8 @@ ixp23xx_iounmap(void __iomem *addr)
 	__iounmap(addr);
 }
 
-#define __arch_ioremap(a,s,f)	ixp23xx_ioremap(a,s,f)
-#define __arch_iounmap(a)	ixp23xx_iounmap(a)
+#define __arch_ioremap	ixp23xx_ioremap
+#define __arch_iounmap	ixp23xx_iounmap
 
 
 #endif

arch/arm/mach-ixp4xx/include/mach/io.h

@@ -74,8 +74,8 @@ static inline void __indirect_iounmap(void __iomem *addr)
 		__iounmap(addr);
 }
 
-#define __arch_ioremap(a, s, f)		__indirect_ioremap(a, s, f)
-#define __arch_iounmap(a)		__indirect_iounmap(a)
+#define __arch_ioremap			__indirect_ioremap
+#define __arch_iounmap			__indirect_iounmap
 
 #define writeb(v, p)			__indirect_writeb(v, p)
 #define writew(v, p)			__indirect_writew(v, p)

arch/arm/mach-kirkwood/include/mach/io.h

@@ -42,8 +42,8 @@ __arch_iounmap(void __iomem *addr)
 		__iounmap(addr);
 }
 
-#define __arch_ioremap(p, s, m)	__arch_ioremap(p, s, m)
-#define __arch_iounmap(a)	__arch_iounmap(a)
+#define __arch_ioremap		__arch_ioremap
+#define __arch_iounmap		__arch_iounmap
 #define __io(a)			__io(a)
 #define __mem_pci(a)		(a)
 

arch/arm/mach-orion5x/include/mach/io.h

@@ -38,8 +38,8 @@ __arch_iounmap(void __iomem *addr)
 		__iounmap(addr);
 }
 
-#define __arch_ioremap(p, s, m)	__arch_ioremap(p, s, m)
-#define __arch_iounmap(a)	__arch_iounmap(a)
+#define __arch_ioremap		__arch_ioremap
+#define __arch_iounmap		__arch_iounmap
 #define __io(a)			__typesafe_io(a)
 #define __mem_pci(a)		(a)
 

arch/arm/mach-tegra/include/mach/io.h

@@ -65,8 +65,8 @@
 
 #ifndef __ASSEMBLER__
 
-#define __arch_ioremap(p, s, t)	tegra_ioremap(p, s, t)
-#define __arch_iounmap(v)	tegra_iounmap(v)
+#define __arch_ioremap		tegra_ioremap
+#define __arch_iounmap		tegra_iounmap
 
 void __iomem *tegra_ioremap(unsigned long phys, size_t size, unsigned int type);
 void tegra_iounmap(volatile void __iomem *addr);

arch/arm/plat-omap/include/plat/io.h

@@ -294,8 +294,8 @@ static inline void omap44xx_map_common_io(void)
 extern void omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
 				 struct omap_sdrc_params *sdrc_cs1);
 
-#define __arch_ioremap(p,s,t)	omap_ioremap(p,s,t)
-#define __arch_iounmap(v)	omap_iounmap(v)
+#define __arch_ioremap	omap_ioremap
+#define __arch_iounmap	omap_iounmap
 
 void __iomem *omap_ioremap(unsigned long phys, size_t size, unsigned int type);
 void omap_iounmap(volatile void __iomem *addr);