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Linux kernel mirror (for testing)
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kernel
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linux
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
22struct irqaction;
23
24extern void disable_irq_nosync(unsigned int);
25extern void disable_irq(unsigned int);
26extern void enable_irq(unsigned int);
27
28/*
29 * These correspond with the SA_TRIGGER_* defines, and therefore the
30 * IORESOURCE_IRQ_* defines.
31 */
32#define __IRQT_RISEDGE (1 << 0)
33#define __IRQT_FALEDGE (1 << 1)
34#define __IRQT_HIGHLVL (1 << 2)
35#define __IRQT_LOWLVL (1 << 3)
36
37#define IRQT_NOEDGE (0)
38#define IRQT_RISING (__IRQT_RISEDGE)
39#define IRQT_FALLING (__IRQT_FALEDGE)
40#define IRQT_BOTHEDGE (__IRQT_RISEDGE|__IRQT_FALEDGE)
41#define IRQT_LOW (__IRQT_LOWLVL)
42#define IRQT_HIGH (__IRQT_HIGHLVL)
43#define IRQT_PROBE (1 << 4)
44
45int set_irq_type(unsigned int irq, unsigned int type);
46void disable_irq_wake(unsigned int irq);
47void enable_irq_wake(unsigned int irq);
48int setup_irq(unsigned int, struct irqaction *);
49
50struct irqaction;
51struct pt_regs;
52int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *);
53
54extern void migrate_irqs(void);
55#endif
56