sparc32: Move ioremap/iounmap declaration before asm-generic/io.h include

Move the ioremap/iounmap declaration before asm-generic/io.h is
included so that it is visible within it.

Link: https://lore.kernel.org/r/93e2f23cda474a92a4708d4c50c9c359426a2162.1600254147.git.lorenzo.pieralisi@arm.comSigned-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: "David S. Miller" <davem@davemloft.net>
Cc: "David S. Miller" <davem@davemloft.net>

arch/sparc/include/asm/io_32.h

@@ -11,6 +11,13 @@
 #define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz)
 #define memcpy_toio(d,s,sz)   _memcpy_toio(d,s,sz)
 
+/*
+ * Bus number may be embedded in the higher bits of the physical address.
+ * This is why we have no bus number argument to ioremap().
+ */
+void __iomem *ioremap(phys_addr_t offset, size_t size);
+void iounmap(volatile void __iomem *addr);
+
 #include <asm-generic/io.h>
 
 static inline void _memset_io(volatile void __iomem *dst,
@@ -121,12 +128,6 @@ static inline void sbus_memcpy_toio(volatile void __iomem *dst,
 	}
 }
 
-/*
- * Bus number may be embedded in the higher bits of the physical address.
- * This is why we have no bus number argument to ioremap().
- */
-void __iomem *ioremap(phys_addr_t offset, size_t size);
-void iounmap(volatile void __iomem *addr);
 /* Create a virtual mapping cookie for an IO port range */
 void __iomem *ioport_map(unsigned long port, unsigned int nr);
 void ioport_unmap(void __iomem *);