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1da177e4 LT |
1 | #ifndef __ASM_ARM_IRQ_H |
2 | #define __ASM_ARM_IRQ_H | |
3 | ||
4 | #include <asm/arch/irqs.h> | |
5 | ||
6 | #ifndef irq_canonicalize | |
7 | #define irq_canonicalize(i) (i) | |
8 | #endif | |
9 | ||
10 | #ifndef NR_IRQS | |
11 | #define NR_IRQS 128 | |
12 | #endif | |
13 | ||
14 | /* | |
15 | * Use this value to indicate lack of interrupt | |
16 | * capability | |
17 | */ | |
18 | #ifndef NO_IRQ | |
19 | #define NO_IRQ ((unsigned int)(-1)) | |
20 | #endif | |
21 | ||
22 | struct irqaction; | |
23 | ||
24 | extern void disable_irq_nosync(unsigned int); | |
25 | extern void disable_irq(unsigned int); | |
26 | extern void enable_irq(unsigned int); | |
27 | ||
28 | #define __IRQT_FALEDGE (1 << 0) | |
29 | #define __IRQT_RISEDGE (1 << 1) | |
30 | #define __IRQT_LOWLVL (1 << 2) | |
31 | #define __IRQT_HIGHLVL (1 << 3) | |
32 | ||
33 | #define IRQT_NOEDGE (0) | |
34 | #define IRQT_RISING (__IRQT_RISEDGE) | |
35 | #define IRQT_FALLING (__IRQT_FALEDGE) | |
36 | #define IRQT_BOTHEDGE (__IRQT_RISEDGE|__IRQT_FALEDGE) | |
37 | #define IRQT_LOW (__IRQT_LOWLVL) | |
38 | #define IRQT_HIGH (__IRQT_HIGHLVL) | |
39 | #define IRQT_PROBE (1 << 4) | |
40 | ||
41 | int set_irq_type(unsigned int irq, unsigned int type); | |
42 | void disable_irq_wake(unsigned int irq); | |
43 | void enable_irq_wake(unsigned int irq); | |
44 | int setup_irq(unsigned int, struct irqaction *); | |
45 | ||
46 | struct irqaction; | |
47 | struct pt_regs; | |
48 | int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *); | |
49 | ||
50 | #endif | |
51 |