Differential D35386 Diff 106571 sys/x86/x86/intr_machdep.c

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sys/x86/x86/intr_machdep.c

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	}			}

	int			int
	intr_add_handler(const char *name, int vector, driver_filter_t filter,			intr_add_handler(const char *name, int vector, driver_filter_t filter,
	driver_intr_t handler, void arg, enum intr_type flags, void *cookiep,			driver_intr_t handler, void arg, enum intr_type flags, void *cookiep,
	int domain)			int domain)
	{			{
	struct intsrc *isrc;			struct intsrc *isrc;
	int error;

	isrc = intr_lookup_source(vector);			isrc = intr_lookup_source(vector);
	if (isrc == NULL)			if (isrc == NULL)
	return (EINVAL);			return (EINVAL);
				return (intr_add_handler_intsrc(name, isrc, filter, handler, arg,
				flags, cookiep, domain));
				}

				int
				intr_add_handler_intsrc(const char name, struct intsrc isrc,
				driver_filter_t filter, driver_intr_t handler, void *arg,
				enum intr_type flags, void **cookiep, int domain)
				{
				int error;

	error = intr_event_add_handler(isrc->is_event, name, filter, handler,			error = intr_event_add_handler(isrc->is_event, name, filter, handler,
	arg, intr_priority(flags), flags, cookiep);			arg, intr_priority(flags), flags, cookiep);
	if (error == 0) {			if (error == 0) {
	sx_xlock(&intrsrc_lock);			sx_xlock(&intrsrc_lock);
	intrcnt_updatename(isrc);			intrcnt_updatename(isrc);
	isrc->is_handlers++;			isrc->is_handlers++;
	if (isrc->is_handlers == 1) {			if (isrc->is_handlers == 1) {
	isrc->is_domain = domain;			isrc->is_domain = domain;
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	}			}
	#endif			#endif

	/* Add a description to an active interrupt handler. */			/* Add a description to an active interrupt handler. */
	int			int
	intr_describe(u_int vector, void ih, const char descr)			intr_describe(u_int vector, void ih, const char descr)
	{			{
	struct intsrc *isrc;			struct intsrc *isrc;
	int error;

	isrc = intr_lookup_source(vector);			isrc = intr_lookup_source(vector);
	if (isrc == NULL)			if (isrc == NULL)
	return (EINVAL);			return (EINVAL);

				return (intr_describe_intsrc(isrc, ih, descr));
				}

				int
				intr_describe_intsrc(struct intsrc isrc, void ih, const char *descr)
				{
				int error;

	error = intr_event_describe_handler(isrc->is_event, ih, descr);			error = intr_event_describe_handler(isrc->is_event, ih, descr);
	if (error)			if (error)
	return (error);			return (error);
	intrcnt_updatename(isrc);			intrcnt_updatename(isrc);
	return (0);			return (0);
	}			}

	void			void
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