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| author | Tony Lindgren <tony@atomide.com> | 2017-08-10 09:05:53 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-08-10 09:05:53 -0700 |
| commit | c002c27874faaa170b535d03d7efee89ecdd9be4 (patch) | |
| tree | 70d91eba77a9c374e4f0bf9eb8636acba57ca173 /tools/include/linux/unaligned | |
| parent | 866b5e447f1ad3a0d72c139fabe3dd71f351f361 (diff) | |
| parent | 5771a8c08880cdca3bfb4a3fc6d309d6bba20877 (diff) | |
| download | cachepc-linux-c002c27874faaa170b535d03d7efee89ecdd9be4.tar.gz cachepc-linux-c002c27874faaa170b535d03d7efee89ecdd9be4.zip | |
Merge tag 'v4.13-rc1' into omap-for-v4.14/mmc-regulator
Linux v4.13-rc1
Diffstat (limited to 'tools/include/linux/unaligned')
| -rw-r--r-- | tools/include/linux/unaligned/packed_struct.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/tools/include/linux/unaligned/packed_struct.h b/tools/include/linux/unaligned/packed_struct.h new file mode 100644 index 000000000000..c0d817de4df2 --- /dev/null +++ b/tools/include/linux/unaligned/packed_struct.h @@ -0,0 +1,46 @@ +#ifndef _LINUX_UNALIGNED_PACKED_STRUCT_H +#define _LINUX_UNALIGNED_PACKED_STRUCT_H + +#include <linux/kernel.h> + +struct __una_u16 { u16 x; } __packed; +struct __una_u32 { u32 x; } __packed; +struct __una_u64 { u64 x; } __packed; + +static inline u16 __get_unaligned_cpu16(const void *p) +{ + const struct __una_u16 *ptr = (const struct __una_u16 *)p; + return ptr->x; +} + +static inline u32 __get_unaligned_cpu32(const void *p) +{ + const struct __una_u32 *ptr = (const struct __una_u32 *)p; + return ptr->x; +} + +static inline u64 __get_unaligned_cpu64(const void *p) +{ + const struct __una_u64 *ptr = (const struct __una_u64 *)p; + return ptr->x; +} + +static inline void __put_unaligned_cpu16(u16 val, void *p) +{ + struct __una_u16 *ptr = (struct __una_u16 *)p; + ptr->x = val; +} + +static inline void __put_unaligned_cpu32(u32 val, void *p) +{ + struct __una_u32 *ptr = (struct __una_u32 *)p; + ptr->x = val; +} + +static inline void __put_unaligned_cpu64(u64 val, void *p) +{ + struct __una_u64 *ptr = (struct __una_u64 *)p; + ptr->x = val; +} + +#endif /* _LINUX_UNALIGNED_PACKED_STRUCT_H */ |
