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1 | /* |
2 | * SPDX-License-Identifier: GPL-2.0+ | |
3 | */ | |
4 | ||
5 | #ifndef _LINUX_DELAY_H | |
6 | #define _LINUX_DELAY_H | |
7 | ||
8 | #include <linux/kernel.h> | |
9 | ||
10 | void __udelay(unsigned long usec); | |
11 | void udelay(unsigned long usec); | |
12 | ||
13 | static inline void mdelay(unsigned long msec) | |
14 | { | |
15 | while (msec--) | |
16 | udelay(1000); | |
17 | } | |
18 | ||
19 | static inline void ndelay(unsigned long nsec) | |
20 | { | |
21 | udelay(DIV_ROUND_UP(nsec, 1000)); | |
22 | } | |
23 | ||
24 | #endif /* defined(_LINUX_DELAY_H) */ |