| Ingo Molnar | 306e440 | 2005-06-30 02:58:55 -0700 | [diff] [blame] | 1 | #ifndef __ASM_I8253_H__ |
| 2 | #define __ASM_I8253_H__ |
| 3 | |
| Thomas Gleixner | e9e2cdb | 2007-02-16 01:28:04 -0800 | [diff] [blame] | 4 | #include <linux/clockchips.h> |
| 5 | |
| Ingo Molnar | 306e440 | 2005-06-30 02:58:55 -0700 | [diff] [blame] | 6 | extern spinlock_t i8253_lock; |
| 7 | |
| Thomas Gleixner | e9e2cdb | 2007-02-16 01:28:04 -0800 | [diff] [blame] | 8 | extern struct clock_event_device *global_clock_event; |
| 9 | |
| 10 | /** |
| 11 | * pit_interrupt_hook - hook into timer tick |
| 12 | * @regs: standard registers from interrupt |
| 13 | * |
| 14 | * Call the global clock event handler. |
| 15 | **/ |
| 16 | static inline void pit_interrupt_hook(void) |
| 17 | { |
| 18 | global_clock_event->event_handler(global_clock_event); |
| 19 | } |
| 20 | |
| Ingo Molnar | 306e440 | 2005-06-30 02:58:55 -0700 | [diff] [blame] | 21 | #endif /* __ASM_I8253_H__ */ |