Viewing file:  irq.h (859 B) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#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 asm_do_IRQ(unsigned int, struct pt_regs *);
void handle_IRQ(unsigned int, struct pt_regs *);
void init_IRQ(void);
#ifdef CONFIG_SMP
extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask,
bool exclude_self);
#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
#endif
static inline int nr_legacy_irqs(void)
{
return NR_IRQS_LEGACY;
}
#endif
#endif
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