diff options
Diffstat (limited to 'drivers/char/rio/rio_linux.h')
| -rw-r--r-- | drivers/char/rio/rio_linux.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/char/rio/rio_linux.h b/drivers/char/rio/rio_linux.h index 99c7447b6113..55b9c97e8477 100644 --- a/drivers/char/rio/rio_linux.h +++ b/drivers/char/rio/rio_linux.h @@ -138,12 +138,23 @@ static inline void __iomem *rio_memcpy_toio(void __iomem *dummy, void __iomem *d while (n--) { writeb(*src++, dst++); - (void) readb(dummy); /* WTF? */ + (void) readb(dummy); } return dest; } +static inline void __iomem *rio_copy_toio(void __iomem *dest, void *source, int n) +{ + char __iomem *dst = dest; + char *src = source; + + while (n--) + writeb(*src++, dst++); + + return dest; +} + static inline void *rio_memcpy_fromio(void *dest, void __iomem *source, int n) { @@ -158,6 +169,7 @@ static inline void *rio_memcpy_fromio(void *dest, void __iomem *source, int n) #else #define rio_memcpy_toio(dummy,dest,source,n) memcpy_toio(dest, source, n) +#define rio_copy_toio memcpy_toio #define rio_memcpy_fromio memcpy_fromio #endif |