1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 **************************************************************************** 11 ****************************************************************************/ 12 #ifndef _LINUX_DELAY_H 13 #define _LINUX_DELAY_H 14 15 #include <asm/delay.h> 16 17 #ifndef MAX_UDELAY_MS 18 #define MAX_UDELAY_MS 5 19 #endif 20 21 #ifndef mdelay 22 #define mdelay(n) ( (__builtin_constant_p(n) && (n)<=MAX_UDELAY_MS) ? udelay((n)*1000) : ({unsigned long __ms=(n); while (__ms--) udelay(1000);})) 23 #endif 24 25 #ifndef ndelay 26 #define ndelay(x) udelay(((x)+999)/1000) 27 #endif 28 29 #endif 30