参照元

説明

引数

返り値

参考

実装

#ifdef CONFIG_GENERIC_HARDIRQS
extern int __must_check
request_threaded_irq(unsigned int irq, irq_handler_t handler,
                     irq_handler_t thread_fn,
                     unsigned long flags, const char *name, void *dev);

static inline int __must_check
request_irq(unsigned int irq, irq_handler_t handler, unsigned long flags,
            const char *name, void *dev)
{
        return request_threaded_irq(irq, handler, NULL, flags, name, dev);
}
extern void exit_irq_thread(void);
#else

extern int __must_check
request_irq(unsigned int irq, irq_handler_t handler, unsigned long flags,
            const char *name, void *dev);

/*
 * Special function to avoid ifdeffery in kernel/irq/devres.c which
 * gets magically built by GENERIC_HARDIRQS=n architectures (sparc,
 * m68k). I really love these $@%#!* obvious Makefile references:
 * ../../../kernel/irq/devres.o
 */
static inline int __must_check
request_threaded_irq(unsigned int irq, irq_handler_t handler,
                     irq_handler_t thread_fn,
                     unsigned long flags, const char *name, void *dev)
{
        return request_irq(irq, handler, flags, name, dev);
}
static inline void exit_irq_thread(void) { }
#endif

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Last-modified: 2014-09-13 (土) 08:26:42