Commit | Line | Data |
---|---|---|
b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
1da177e4 LT |
2 | /* |
3 | * Generic __div64_32 wrapper for __xdiv64_32. | |
4 | */ | |
5 | ||
6 | #include <linux/types.h> | |
fa43972f | 7 | #include <asm/div64.h> |
1da177e4 | 8 | |
075fc19b | 9 | extern uint64_t __xdiv64_32(u64 n, u32 d); |
1da177e4 | 10 | |
04c7d957 | 11 | uint32_t __div64_32(u64 *xp, u32 y) |
1da177e4 | 12 | { |
04c7d957 | 13 | uint32_t rem; |
075fc19b | 14 | uint64_t q = __xdiv64_32(*xp, y); |
1da177e4 LT |
15 | |
16 | rem = *xp - q * y; | |
17 | *xp = q; | |
18 | ||
19 | return rem; | |
20 | } |