blob: 14cc737bbca6e909dbd7ec44d36703731f8ca519 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
/*
* AVR32 byteswapping functions.
*/
#ifndef __ASM_AVR32_SWAB_H
#define __ASM_AVR32_SWAB_H
#include <linux/types.h>
#include <linux/compiler.h>
#define __SWAB_64_THRU_32__
#ifdef __CHECKER__
extern unsigned long __builtin_bswap_32(unsigned long x);
extern unsigned short __builtin_bswap_16(unsigned short x);
#endif
/*
* avr32-linux-gcc versions earlier than 4.2 improperly sign-extends
* the result.
*/
#if !(__GNUC__ == 4 && __GNUC_MINOR__ < 2)
static inline __attribute_const__ __u16 __arch_swab16(__u16 val)
{
return __builtin_bswap_16(val);
}
#define __arch_swab16 __arch_swab16
static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
{
return __builtin_bswap_32(val);
}
#define __arch_swab32 __arch_swab32
#endif
#endif /* __ASM_AVR32_SWAB_H */
|
