Release 4.8 arch/arm/include/asm/irq.h

#ifndef __ASM_ARM_IRQ_H

#define __ASM_ARM_IRQ_H


#define NR_IRQS_LEGACY	16

#ifndef CONFIG_SPARSE_IRQ
#include <mach/irqs.h>
#else

#define NR_IRQS NR_IRQS_LEGACY
#endif

#ifndef irq_canonicalize

#define irq_canonicalize(i)	(i)
#endif

/*
 * Use this value to indicate lack of interrupt
 * capability
 */
#ifndef NO_IRQ

#define NO_IRQ	((unsigned int)(-1))
#endif

#ifndef __ASSEMBLY__
struct irqaction;
struct pt_regs;
extern void migrate_irqs(void);

extern void asm_do_IRQ(unsigned int, struct pt_regs *);
void handle_IRQ(unsigned int, struct pt_regs *);
void init_IRQ(void);

#ifdef CONFIG_MULTI_IRQ_HANDLER
extern void (*handle_arch_irq)(struct pt_regs *);
extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
#endif

#ifdef CONFIG_SMP
extern void arch_trigger_all_cpu_backtrace(bool);

#define arch_trigger_all_cpu_backtrace(x) arch_trigger_all_cpu_backtrace(x)
#endif



static inline int nr_legacy_irqs(void)
{
	return NR_IRQS_LEGACY;
}

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#endif

#endif

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Directory: arch/arm/include/asm

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