Jesper Nilsson | d8e5219 | 2007-11-14 17:01:23 -0800 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * linux/include/asm-cris/fasttimer.h |
| 3 | * |
| 4 | * Fast timers for ETRAX100LX |
Jesper Nilsson | d8e5219 | 2007-11-14 17:01:23 -0800 | [diff] [blame] | 5 | * Copyright (C) 2000-2007 Axis Communications AB |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Jesper Nilsson | d8e5219 | 2007-11-14 17:01:23 -0800 | [diff] [blame] | 14 | struct fasttime_t { |
| 15 | unsigned long tv_jiff; /* jiffies */ |
| 16 | unsigned long tv_usec; /* microseconds */ |
| 17 | }; |
| 18 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | struct fast_timer{ /* Close to timer_list */ |
| 20 | struct fast_timer *next; |
| 21 | struct fast_timer *prev; |
Jesper Nilsson | d8e5219 | 2007-11-14 17:01:23 -0800 | [diff] [blame] | 22 | struct fasttime_t tv_set; |
| 23 | struct fasttime_t tv_expires; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Jesper Nilsson | d8e5219 | 2007-11-14 17:01:23 -0800 | [diff] [blame] | 45 | int fast_timer_init(void); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | |
| 47 | #endif |