98 	int irq;  in find_unassigned_irq()  local
100 	for (irq = IA64_FIRST_DEVICE_VECTOR; irq < NR_IRQS; irq++)  in find_unassigned_irq()
101 		if (irq_status[irq] == IRQ_UNUSED)  in find_unassigned_irq()
102 			return irq;  in find_unassigned_irq()
125 static int __bind_irq_vector(int irq, int vector, cpumask_t domain)  in __bind_irq_vector()  argument
129 	struct irq_cfg *cfg = &irq_cfg[irq];  in __bind_irq_vector()
131 	BUG_ON((unsigned)irq >= NR_IRQS);  in __bind_irq_vector()
142 		per_cpu(vector_irq, cpu)[vector] = irq;  in __bind_irq_vector()
145 	irq_status[irq] = IRQ_USED;  in __bind_irq_vector()
150 int bind_irq_vector(int irq, int vector, cpumask_t domain)  in bind_irq_vector()  argument
156 	ret = __bind_irq_vector(irq, vector, domain);  in bind_irq_vector()
161 static void __clear_irq_vector(int irq)  in __clear_irq_vector()  argument
165 	struct irq_cfg *cfg = &irq_cfg[irq];  in __clear_irq_vector()
167 	BUG_ON((unsigned)irq >= NR_IRQS);  in __clear_irq_vector()
175 	irq_status[irq] = IRQ_UNUSED;  in __clear_irq_vector()
179 static void clear_irq_vector(int irq)  in clear_irq_vector()  argument
184 	__clear_irq_vector(irq);  in clear_irq_vector()
189 ia64_native_assign_irq_vector (int irq)  in ia64_native_assign_irq_vector()  argument
206 	if (irq == AUTO_ASSIGN)  in ia64_native_assign_irq_vector()
207 		irq = vector;  in ia64_native_assign_irq_vector()
208 	BUG_ON(__bind_irq_vector(irq, vector, domain));  in ia64_native_assign_irq_vector()
238 	int irq, vector;  in __setup_vector_irq()  local
244 	for (irq = 0; irq < NR_IRQS; ++irq) {  in __setup_vector_irq()
245 		if (!cpumask_test_cpu(cpu, &irq_cfg[irq].domain))  in __setup_vector_irq()
247 		vector = irq_to_vector(irq);  in __setup_vector_irq()
248 		per_cpu(vector_irq, cpu)[vector] = irq;  in __setup_vector_irq()
266 static int __irq_prepare_move(int irq, int cpu)  in __irq_prepare_move()  argument
268 	struct irq_cfg *cfg = &irq_cfg[irq];  in __irq_prepare_move()
286 	BUG_ON(__bind_irq_vector(irq, vector, domain));  in __irq_prepare_move()
290 int irq_prepare_move(int irq, int cpu)  in irq_prepare_move()  argument
296 	ret = __irq_prepare_move(irq, cpu);  in irq_prepare_move()
301 void irq_complete_move(unsigned irq)  in irq_complete_move()  argument
303 	struct irq_cfg *cfg = &irq_cfg[irq];  in irq_complete_move()
320 static irqreturn_t smp_irq_move_cleanup_interrupt(int irq, void *dev_id)  in smp_irq_move_cleanup_interrupt()  argument
328 		int irq;  in smp_irq_move_cleanup_interrupt()  local
331 		irq = __this_cpu_read(vector_irq[vector]);  in smp_irq_move_cleanup_interrupt()
332 		if (irq < 0)  in smp_irq_move_cleanup_interrupt()
335 		desc = irq_to_desc(irq);  in smp_irq_move_cleanup_interrupt()
336 		cfg = irq_cfg + irq;  in smp_irq_move_cleanup_interrupt()
379 void destroy_and_reserve_irq(unsigned int irq)  in destroy_and_reserve_irq()  argument
383 	irq_init_desc(irq);  in destroy_and_reserve_irq()
385 	__clear_irq_vector(irq);  in destroy_and_reserve_irq()
386 	irq_status[irq] = IRQ_RSVD;  in destroy_and_reserve_irq()
396 	int irq, vector, cpu;  in create_irq()  local
399 	irq = vector = -ENOSPC;  in create_irq()
409 	irq = find_unassigned_irq();  in create_irq()
410 	if (irq < 0)  in create_irq()
412 	BUG_ON(__bind_irq_vector(irq, vector, domain));  in create_irq()
415 	if (irq >= 0)  in create_irq()
416 		irq_init_desc(irq);  in create_irq()
417 	return irq;  in create_irq()
420 void destroy_irq(unsigned int irq)  in destroy_irq()  argument
422 	irq_init_desc(irq);  in destroy_irq()
423 	clear_irq_vector(irq);  in destroy_irq()
479 		int irq = local_vector_to_irq(vector);  in ia64_handle_irq()  local
483 			kstat_incr_irq_this_cpu(irq);  in ia64_handle_irq()
486 			kstat_incr_irq_this_cpu(irq);  in ia64_handle_irq()
491 			if (unlikely(irq < 0)) {  in ia64_handle_irq()
497 				generic_handle_irq(irq);  in ia64_handle_irq()
538 		int irq = local_vector_to_irq(vector);  in ia64_process_pending_intr()  local
542 			kstat_incr_irq_this_cpu(irq);  in ia64_process_pending_intr()
544 			kstat_incr_irq_this_cpu(irq);  in ia64_process_pending_intr()
557 			if (unlikely(irq < 0)) {  in ia64_process_pending_intr()
563 				vectors_in_migration[irq]=0;  in ia64_process_pending_intr()
564 				generic_handle_irq(irq);  in ia64_process_pending_intr()
584 static irqreturn_t dummy_handler (int irq, void *dev_id)  in dummy_handler()  argument
612 	unsigned int irq;  in ia64_native_register_percpu_irq()  local
614 	irq = vec;  in ia64_native_register_percpu_irq()
615 	BUG_ON(bind_irq_vector(irq, vec, CPU_MASK_ALL));  in ia64_native_register_percpu_irq()
616 	irq_set_status_flags(irq, IRQ_PER_CPU);  in ia64_native_register_percpu_irq()
617 	irq_set_chip(irq, &irq_type_ia64_lsapic);  in ia64_native_register_percpu_irq()
619 		setup_irq(irq, action);  in ia64_native_register_percpu_irq()
620 	irq_set_handler(irq, handle_percpu_irq);  in ia64_native_register_percpu_irq()