1#ifndef _LINUX_VIRTIO_BYTEORDER_H
2#define _LINUX_VIRTIO_BYTEORDER_H
3#include <linux/types.h>
4#include <uapi/linux/virtio_types.h>
5
6static inline bool virtio_legacy_is_little_endian(void)
7{
8#ifdef __LITTLE_ENDIAN
9	return true;
10#else
11	return false;
12#endif
13}
14
15static inline u16 __virtio16_to_cpu(bool little_endian, __virtio16 val)
16{
17	if (little_endian)
18		return le16_to_cpu((__force __le16)val);
19	else
20		return be16_to_cpu((__force __be16)val);
21}
22
23static inline __virtio16 __cpu_to_virtio16(bool little_endian, u16 val)
24{
25	if (little_endian)
26		return (__force __virtio16)cpu_to_le16(val);
27	else
28		return (__force __virtio16)cpu_to_be16(val);
29}
30
31static inline u32 __virtio32_to_cpu(bool little_endian, __virtio32 val)
32{
33	if (little_endian)
34		return le32_to_cpu((__force __le32)val);
35	else
36		return be32_to_cpu((__force __be32)val);
37}
38
39static inline __virtio32 __cpu_to_virtio32(bool little_endian, u32 val)
40{
41	if (little_endian)
42		return (__force __virtio32)cpu_to_le32(val);
43	else
44		return (__force __virtio32)cpu_to_be32(val);
45}
46
47static inline u64 __virtio64_to_cpu(bool little_endian, __virtio64 val)
48{
49	if (little_endian)
50		return le64_to_cpu((__force __le64)val);
51	else
52		return be64_to_cpu((__force __be64)val);
53}
54
55static inline __virtio64 __cpu_to_virtio64(bool little_endian, u64 val)
56{
57	if (little_endian)
58		return (__force __virtio64)cpu_to_le64(val);
59	else
60		return (__force __virtio64)cpu_to_be64(val);
61}
62
63#endif /* _LINUX_VIRTIO_BYTEORDER */
64