1 /* 2 * linux/include/asm-cris/fasttimer.h 3 * 4 * Fast timers for ETRAX100LX 5 * Copyright (C) 2000-2007 Axis Communications AB 6 */ 7 #include <linux/time.h> /* struct timeval */ 8 #include <linux/timex.h> 9 10 #ifdef CONFIG_ETRAX_FAST_TIMER 11 12 typedef void fast_timer_function_type(unsigned long); 13 14 struct fasttime_t { 15 unsigned long tv_jiff; /* jiffies */ 16 unsigned long tv_usec; /* microseconds */ 17 }; 18 19 struct fast_timer{ /* Close to timer_list */ 20 struct fast_timer *next; 21 struct fast_timer *prev; 22 struct fasttime_t tv_set; 23 struct fasttime_t tv_expires; 24 unsigned long delay_us; 25 fast_timer_function_type *function; 26 unsigned long data; 27 const char *name; 28 }; 29 30 extern struct fast_timer *fast_timer_list; 31 32 void start_one_shot_timer(struct fast_timer *t, 33 fast_timer_function_type *function, 34 unsigned long data, 35 unsigned long delay_us, 36 const char *name); 37 38 int del_fast_timer(struct fast_timer * t); 39 /* return 1 if deleted */ 40 41 42 void schedule_usleep(unsigned long us); 43 44 45 int fast_timer_init(void); 46 47 #endif 48