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