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Commit 206ead28 authored by Harvey Harrison's avatar Harvey Harrison Committed by Chris Zankel
Browse files

xtensa: use the new byteorder headers 



Signed-off-by: default avatarHarvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: default avatarChris Zankel <chris@zankel.net>
parent a75952b7

include/asm-xtensa/byteorder.h

+15 −17
Original line number Diff line number Diff line
@@ -14,7 +14,17 @@ 
#include <asm/types.h>

#include <linux/compiler.h>



static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x)

#ifdef __XTENSA_EL__

# define __LITTLE_ENDIAN

#elif defined(__XTENSA_EB__)

# define __BIG_ENDIAN

#else

# error processor byte order undefined!

#endif



#define __SWAB_64_THRU_32__



static inline __attribute_const__ __u32 __arch_swab32(__u32 x)

{

    __u32 res;

    /* instruction sequence from Xtensa ISA release 2/2000 */
@@ -28,8 +38,9 @@ static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) 
	    );

    return res;

}

#define __arch_swab32 __arch_swab32



static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x)

static inline __attribute_const__ __u16 __arch_swab16(__u16 x)

{

    /* Given that 'short' values are signed (i.e., can be negative),

     * we cannot assume that the upper 16-bits of the register are
@@ -62,21 +73,8 @@ static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x) 


    return res;

}

#define __arch_swab16 __arch_swab16



#define __arch__swab32(x) ___arch__swab32(x)

#define __arch__swab16(x) ___arch__swab16(x)



#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)

#  define __BYTEORDER_HAS_U64__

#  define __SWAB_64_THRU_32__

#endif



#ifdef __XTENSA_EL__

# include <linux/byteorder/little_endian.h>

#elif defined(__XTENSA_EB__)

# include <linux/byteorder/big_endian.h>

#else

# error processor byte order undefined!

#endif

#include <linux/byteorder.h>



#endif /* _XTENSA_BYTEORDER_H */