提交 b87496aa 编写于 作者: A Al Viro 提交者: Linus Torvalds

[PATCH] hid-core endianness annotations

Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 82c05a13
......@@ -753,8 +753,7 @@ static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
report += offset >> 3; /* adjust byte index */
offset &= 7; /* now only need bit offset into one byte */
x = get_unaligned((u64 *) report);
x = le64_to_cpu(x);
x = le64_to_cpu(get_unaligned((__le64 *) report));
x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
return (u32) x;
}
......@@ -769,7 +768,7 @@ static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
*/
static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value)
{
u64 x;
__le64 x;
u64 m = (1ULL << n) - 1;
WARN_ON(n > 32);
......@@ -780,10 +779,10 @@ static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u3
report += offset >> 3;
offset &= 7;
x = get_unaligned((u64 *)report);
x = get_unaligned((__le64 *)report);
x &= cpu_to_le64(~(m << offset));
x |= cpu_to_le64(((u64) value) << offset);
put_unaligned(x, (u64 *) report);
put_unaligned(x, (__le64 *) report);
}
/*
......
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