sparc64: fix prototypes of reads[bwl]()

Conventions for readsl() are the same as for readl() - any __iomem
pointer is acceptable, both const and volatile ones being OK.  Same
for readsb() and readsw().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Reviewed-by: Andreas Larsson <andreas@gaisler.com>
Signed-off-by: Andreas Larsson <andreas@gaisler.com> # Making sparc64 subject prefix

diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h
index c9528e4719cd22b4888250f280b81f283f5695e9..d8ed296624afd088b37eddc3b6b939ff8416bc47 100644 (file)
--- a/arch/sparc/include/asm/io_64.h
+++ b/arch/sparc/include/asm/io_64.h
@@ -250,19 +250,19 @@ void insl(unsigned long, void *, unsigned long);
 #define insw insw
 #define insl insl
 
-static inline void readsb(void __iomem *port, void *buf, unsigned long count)
+static inline void readsb(const volatile void __iomem *port, void *buf, unsigned long count)
 {
        insb((unsigned long __force)port, buf, count);
 }
 #define readsb readsb
 
-static inline void readsw(void __iomem *port, void *buf, unsigned long count)
+static inline void readsw(const volatile void __iomem *port, void *buf, unsigned long count)
 {
        insw((unsigned long __force)port, buf, count);
 }
 #define readsw readsw
 
-static inline void readsl(void __iomem *port, void *buf, unsigned long count)
+static inline void readsl(const volatile void __iomem *port, void *buf, unsigned long count)
 {
        insl((unsigned long __force)port, buf, count);
 }