x86: unify asm/io.h: IO_SPACE_LIMIT
Impact: Cleanup (trivial unification)
Move common define IO_SPACE_LIMIT from <asm/io_*.h> to <asm/io.h>.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 05cfed4..975207c 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -106,5 +106,6 @@
extern void early_iounmap(void __iomem *addr, unsigned long size);
extern void __iomem *fix_ioremap(unsigned idx, unsigned long phys);
+#define IO_SPACE_LIMIT 0xffff
#endif /* _ASM_X86_IO_H */
diff --git a/arch/x86/include/asm/io_32.h b/arch/x86/include/asm/io_32.h
index d8e242e..e08d8ed 100644
--- a/arch/x86/include/asm/io_32.h
+++ b/arch/x86/include/asm/io_32.h
@@ -37,8 +37,6 @@
* - Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*/
-#define IO_SPACE_LIMIT 0xffff
-
#define XQUAD_PORTIO_BASE 0xfe400000
#define XQUAD_PORTIO_QUAD 0x40000 /* 256k per quad. */
diff --git a/arch/x86/include/asm/io_64.h b/arch/x86/include/asm/io_64.h
index 563c162..1131d8e 100644
--- a/arch/x86/include/asm/io_64.h
+++ b/arch/x86/include/asm/io_64.h
@@ -136,8 +136,6 @@
__OUTS(w)
__OUTS(l)
-#define IO_SPACE_LIMIT 0xffff
-
#if defined(__KERNEL__) && defined(__x86_64__)
#include <linux/vmalloc.h>