cw1200: When debug is enabled, display all wakeup conditions for the wait_event_inter...
[firefly-linux-kernel-4.4.55.git] / arch / m68k / include / asm / div64.h
1 #ifndef _M68K_DIV64_H
2 #define _M68K_DIV64_H
3
4 #ifdef CONFIG_CPU_HAS_NO_MULDIV64
5 #include <asm-generic/div64.h>
6 #else
7
8 #include <linux/types.h>
9
10 /* n = n / base; return rem; */
11
12 #define do_div(n, base) ({                                      \
13         union {                                                 \
14                 unsigned long n32[2];                           \
15                 unsigned long long n64;                         \
16         } __n;                                                  \
17         unsigned long __rem, __upper;                           \
18                                                                 \
19         __n.n64 = (n);                                          \
20         if ((__upper = __n.n32[0])) {                           \
21                 asm ("divul.l %2,%1:%0"                         \
22                         : "=d" (__n.n32[0]), "=d" (__upper)     \
23                         : "d" (base), "0" (__n.n32[0]));        \
24         }                                                       \
25         asm ("divu.l %2,%1:%0"                                  \
26                 : "=d" (__n.n32[1]), "=d" (__rem)               \
27                 : "d" (base), "1" (__upper), "0" (__n.n32[1])); \
28         (n) = __n.n64;                                          \
29         __rem;                                                  \
30 })
31
32 #endif /* CONFIG_CPU_HAS_NO_MULDIV64 */
33
34 #endif /* _M68K_DIV64_H */