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- #ifndef __ASM_SH_DELAY_H
- #define __ASM_SH_DELAY_H
- /*
- * Copyright (C) 1993 Linus Torvalds
- *
- * Delay routines calling functions in arch/sh/lib/delay.c
- */
- extern void __bad_udelay(void);
- extern void __bad_ndelay(void);
- extern void __udelay(unsigned long usecs);
- extern void __ndelay(unsigned long nsecs);
- extern void __const_udelay(unsigned long xloops);
- extern void __delay(unsigned long loops);
- #ifdef CONFIG_SUPERH32
- #define udelay(n) (__builtin_constant_p(n) ? \
- ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
- __udelay(n))
- #define ndelay(n) (__builtin_constant_p(n) ? \
- ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
- __ndelay(n))
- #else
- extern void udelay(unsigned long usecs);
- extern void ndelay(unsigned long nsecs);
- #endif
- #endif /* __ASM_SH_DELAY_H */
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