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| 17 | 17 | ||
| 18 | /* 0x10c7 is 2**32 / 1000000 (rounded up) */ |
18 | /* 0x10c7 is 2**32 / 1000000 (rounded up) */ |
| 19 | #define udelay(n) \ |
19 | #define udelay(n) \ |
| 20 | ({ \ |
20 | ({ \ |
| 21 | if (__builtin_constant_p(n)) { \ |
- | |
| 22 | if ((n) / 20000 >= 1) \ |
- | |
| 23 | __bad_udelay(); \ |
- | |
| 24 | else \ |
21 | if (__builtin_constant_p(n)) { \ |
| 25 | __const_udelay((n) * 0x10c7ul); \ |
22 | __const_udelay((n) * 0x10c7ul); \ |
| 26 | } else { \ |
23 | } else { \ |
| 27 | __udelay(n); \ |
24 | __udelay(n); \ |
| 28 | } \ |
25 | } \ |