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306e440d IM |
1 | #ifndef __ASM_I8253_H__ |
2 | #define __ASM_I8253_H__ | |
3 | ||
e9e2cdb4 TG |
4 | #include <linux/clockchips.h> |
5 | ||
306e440d IM |
6 | extern spinlock_t i8253_lock; |
7 | ||
e9e2cdb4 TG |
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 | ||
306e440d | 21 | #endif /* __ASM_I8253_H__ */ |