Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 2 | #ifndef _LINUX_UNALIGNED_ACCESS_OK_H |
| 3 | #define _LINUX_UNALIGNED_ACCESS_OK_H |
| 4 | |
| 5 | #include <linux/kernel.h> |
| 6 | #include <asm/byteorder.h> |
| 7 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 8 | static __always_inline u16 get_unaligned_le16(const void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 9 | { |
| 10 | return le16_to_cpup((__le16 *)p); |
| 11 | } |
| 12 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 13 | static __always_inline u32 get_unaligned_le32(const void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 14 | { |
| 15 | return le32_to_cpup((__le32 *)p); |
| 16 | } |
| 17 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 18 | static __always_inline u64 get_unaligned_le64(const void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 19 | { |
| 20 | return le64_to_cpup((__le64 *)p); |
| 21 | } |
| 22 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 23 | static __always_inline u16 get_unaligned_be16(const void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 24 | { |
| 25 | return be16_to_cpup((__be16 *)p); |
| 26 | } |
| 27 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 28 | static __always_inline u32 get_unaligned_be32(const void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 29 | { |
| 30 | return be32_to_cpup((__be32 *)p); |
| 31 | } |
| 32 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 33 | static __always_inline u64 get_unaligned_be64(const void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 34 | { |
| 35 | return be64_to_cpup((__be64 *)p); |
| 36 | } |
| 37 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 38 | static __always_inline void put_unaligned_le16(u16 val, void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 39 | { |
| 40 | *((__le16 *)p) = cpu_to_le16(val); |
| 41 | } |
| 42 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 43 | static __always_inline void put_unaligned_le32(u32 val, void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 44 | { |
| 45 | *((__le32 *)p) = cpu_to_le32(val); |
| 46 | } |
| 47 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 48 | static __always_inline void put_unaligned_le64(u64 val, void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 49 | { |
| 50 | *((__le64 *)p) = cpu_to_le64(val); |
| 51 | } |
| 52 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 53 | static __always_inline void put_unaligned_be16(u16 val, void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 54 | { |
| 55 | *((__be16 *)p) = cpu_to_be16(val); |
| 56 | } |
| 57 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 58 | static __always_inline void put_unaligned_be32(u32 val, void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 59 | { |
| 60 | *((__be32 *)p) = cpu_to_be32(val); |
| 61 | } |
| 62 | |
Denys Vlasenko | e3bde95 | 2016-03-17 14:22:47 -0700 | [diff] [blame] | 63 | static __always_inline void put_unaligned_be64(u64 val, void *p) |
Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 64 | { |
| 65 | *((__be64 *)p) = cpu_to_be64(val); |
| 66 | } |
| 67 | |
| 68 | #endif /* _LINUX_UNALIGNED_ACCESS_OK_H */ |