Lines Matching refs:irq
99 bool synchronize_hardirq(unsigned int irq) in synchronize_hardirq() argument
101 struct irq_desc *desc = irq_to_desc(irq); in synchronize_hardirq()
127 void synchronize_irq(unsigned int irq) in synchronize_irq() argument
129 struct irq_desc *desc = irq_to_desc(irq); in synchronize_irq()
160 int irq_can_set_affinity(unsigned int irq) in irq_can_set_affinity() argument
162 return __irq_can_set_affinity(irq_to_desc(irq)); in irq_can_set_affinity()
172 bool irq_can_set_affinity_usr(unsigned int irq) in irq_can_set_affinity_usr() argument
174 struct irq_desc *desc = irq_to_desc(irq); in irq_can_set_affinity_usr()
207 chip->name, data->irq); in irq_validate_effective_affinity()
390 int __irq_set_affinity(unsigned int irq, const struct cpumask *mask, bool force) in __irq_set_affinity() argument
392 struct irq_desc *desc = irq_to_desc(irq); in __irq_set_affinity()
405 int irq_set_affinity_hint(unsigned int irq, const struct cpumask *m) in irq_set_affinity_hint() argument
408 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); in irq_set_affinity_hint()
416 __irq_set_affinity(irq, m, false); in irq_set_affinity_hint()
425 struct irq_desc *desc = irq_to_desc(notify->irq); in irq_affinity_notify()
458 irq_set_affinity_notifier(unsigned int irq, struct irq_affinity_notify *notify) in irq_set_affinity_notifier() argument
460 struct irq_desc *desc = irq_to_desc(irq); in irq_set_affinity_notifier()
472 notify->irq = irq; in irq_set_affinity_notifier()
559 int irq_set_vcpu_affinity(unsigned int irq, void *vcpu_info) in irq_set_vcpu_affinity() argument
562 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_vcpu_affinity()
596 static int __disable_irq_nosync(unsigned int irq) in __disable_irq_nosync() argument
599 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); in __disable_irq_nosync()
619 void disable_irq_nosync(unsigned int irq) in disable_irq_nosync() argument
621 __disable_irq_nosync(irq); in disable_irq_nosync()
637 void disable_irq(unsigned int irq) in disable_irq() argument
639 if (!__disable_irq_nosync(irq)) in disable_irq()
640 synchronize_irq(irq); in disable_irq()
661 bool disable_hardirq(unsigned int irq) in disable_hardirq() argument
663 if (!__disable_irq_nosync(irq)) in disable_hardirq()
664 return synchronize_hardirq(irq); in disable_hardirq()
680 void disable_nmi_nosync(unsigned int irq) in disable_nmi_nosync() argument
682 disable_irq_nosync(irq); in disable_nmi_nosync()
724 void enable_irq(unsigned int irq) in enable_irq() argument
727 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); in enable_irq()
732 KERN_ERR "enable_irq before setup/request_irq: irq %u\n", irq)) in enable_irq()
750 void enable_nmi(unsigned int irq) in enable_nmi() argument
752 enable_irq(irq); in enable_nmi()
755 static int set_irq_wake_real(unsigned int irq, unsigned int on) in set_irq_wake_real() argument
757 struct irq_desc *desc = irq_to_desc(irq); in set_irq_wake_real()
788 int irq_set_irq_wake(unsigned int irq, unsigned int on) in irq_set_irq_wake() argument
791 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); in irq_set_irq_wake()
808 ret = set_irq_wake_real(irq, on); in irq_set_irq_wake()
816 WARN(1, "Unbalanced IRQ %d wake disable\n", irq); in irq_set_irq_wake()
818 ret = set_irq_wake_real(irq, on); in irq_set_irq_wake()
837 int can_request_irq(unsigned int irq, unsigned long irqflags) in can_request_irq() argument
840 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in can_request_irq()
911 int irq_set_parent(int irq, int parent_irq) in irq_set_parent() argument
914 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_parent()
932 static irqreturn_t irq_default_primary_handler(int irq, void *dev_id) in irq_default_primary_handler() argument
941 static irqreturn_t irq_nested_primary_handler(int irq, void *dev_id) in irq_nested_primary_handler() argument
943 WARN(1, "Primary handler called for nested irq %d\n", irq); in irq_nested_primary_handler()
947 static irqreturn_t irq_forced_secondary_handler(int irq, void *dev_id) in irq_forced_secondary_handler() argument
949 WARN(1, "Secondary action handler called for irq %d\n", irq); in irq_forced_secondary_handler()
1093 ret = action->thread_fn(action->irq, action->dev_id); in irq_forced_thread_fn()
1114 ret = action->thread_fn(action->irq, action->dev_id); in irq_thread_fn()
1140 tsk->comm, tsk->pid, action->irq); in irq_thread_dtor()
1143 desc = irq_to_desc(action->irq); in irq_thread_dtor()
1199 struct irq_desc *desc = irq_to_desc(action->irq); in irq_thread()
1244 void irq_wake_thread(unsigned int irq, void *dev_id) in irq_wake_thread() argument
1246 struct irq_desc *desc = irq_to_desc(irq); in irq_wake_thread()
1294 new->secondary->irq = new->irq; in irq_setup_forced_threading()
1355 setup_irq_thread(struct irqaction *new, unsigned int irq, bool secondary) in setup_irq_thread() argument
1360 t = kthread_create(irq_thread, new, "irq/%d-%s", irq, in setup_irq_thread()
1363 t = kthread_create(irq_thread, new, "irq/%d-s-%s", irq, in setup_irq_thread()
1406 __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new) in __setup_irq() argument
1420 new->irq = irq; in __setup_irq()
1459 ret = setup_irq_thread(new, irq, false); in __setup_irq()
1463 ret = setup_irq_thread(new->secondary, irq, true); in __setup_irq()
1502 new->name, irq, desc->irq_data.chip->name); in __setup_irq()
1529 new->name, irq, desc->irq_data.chip->name); in __setup_irq()
1623 new->name, irq); in __setup_irq()
1693 irq, omsk, nmsk); in __setup_irq()
1722 register_irq_proc(irq, desc); in __setup_irq()
1724 register_handler_proc(irq, new); in __setup_irq()
1730 irq, new->flags, new->name, old->flags, old->name); in __setup_irq()
1772 unsigned irq = desc->irq_data.irq; in __free_irq() local
1776 WARN(in_interrupt(), "Trying to free IRQ %d from IRQ context!\n", irq); in __free_irq()
1791 WARN(1, "Trying to free already-free IRQ %d\n", irq); in __free_irq()
1838 unregister_handler_proc(irq, action); in __free_irq()
1858 action->handler(irq, dev_id); in __free_irq()
1922 const void *free_irq(unsigned int irq, void *dev_id) in free_irq() argument
1924 struct irq_desc *desc = irq_to_desc(irq); in free_irq()
1948 static const void *__cleanup_nmi(unsigned int irq, struct irq_desc *desc) in __cleanup_nmi() argument
1957 unregister_handler_proc(irq, desc->action); in __cleanup_nmi()
1974 const void *free_nmi(unsigned int irq, void *dev_id) in free_nmi() argument
1976 struct irq_desc *desc = irq_to_desc(irq); in free_nmi()
1988 disable_nmi_nosync(irq); in free_nmi()
1993 devname = __cleanup_nmi(irq, desc); in free_nmi()
2042 int request_threaded_irq(unsigned int irq, irq_handler_t handler, in request_threaded_irq() argument
2050 if (irq == IRQ_NOTCONNECTED) in request_threaded_irq()
2072 desc = irq_to_desc(irq); in request_threaded_irq()
2102 retval = __setup_irq(irq, desc, action); in request_threaded_irq()
2120 disable_irq(irq); in request_threaded_irq()
2123 handler(irq, dev_id); in request_threaded_irq()
2126 enable_irq(irq); in request_threaded_irq()
2150 int request_any_context_irq(unsigned int irq, irq_handler_t handler, in request_any_context_irq() argument
2156 if (irq == IRQ_NOTCONNECTED) in request_any_context_irq()
2159 desc = irq_to_desc(irq); in request_any_context_irq()
2164 ret = request_threaded_irq(irq, NULL, handler, in request_any_context_irq()
2169 ret = request_irq(irq, handler, flags, name, dev_id); in request_any_context_irq()
2200 int request_nmi(unsigned int irq, irq_handler_t handler, in request_nmi() argument
2208 if (irq == IRQ_NOTCONNECTED) in request_nmi()
2221 desc = irq_to_desc(irq); in request_nmi()
2243 retval = __setup_irq(irq, desc, action); in request_nmi()
2253 __cleanup_nmi(irq, desc); in request_nmi()
2270 void enable_percpu_irq(unsigned int irq, unsigned int type) in enable_percpu_irq() argument
2274 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, IRQ_GET_DESC_CHECK_PERCPU); in enable_percpu_irq()
2293 WARN(1, "failed to set type for IRQ%d\n", irq); in enable_percpu_irq()
2304 void enable_percpu_nmi(unsigned int irq, unsigned int type) in enable_percpu_nmi() argument
2306 enable_percpu_irq(irq, type); in enable_percpu_nmi()
2316 bool irq_percpu_is_enabled(unsigned int irq) in irq_percpu_is_enabled() argument
2323 desc = irq_get_desc_lock(irq, &flags, IRQ_GET_DESC_CHECK_PERCPU); in irq_percpu_is_enabled()
2334 void disable_percpu_irq(unsigned int irq) in disable_percpu_irq() argument
2338 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, IRQ_GET_DESC_CHECK_PERCPU); in disable_percpu_irq()
2348 void disable_percpu_nmi(unsigned int irq) in disable_percpu_nmi() argument
2350 disable_percpu_irq(irq); in disable_percpu_nmi()
2356 static struct irqaction *__free_percpu_irq(unsigned int irq, void __percpu *dev_id) in __free_percpu_irq() argument
2358 struct irq_desc *desc = irq_to_desc(irq); in __free_percpu_irq()
2362 WARN(in_interrupt(), "Trying to free IRQ %d from IRQ context!\n", irq); in __free_percpu_irq()
2371 WARN(1, "Trying to free already-free IRQ %d\n", irq); in __free_percpu_irq()
2377 irq, cpumask_first(desc->percpu_enabled)); in __free_percpu_irq()
2388 unregister_handler_proc(irq, action); in __free_percpu_irq()
2406 void remove_percpu_irq(unsigned int irq, struct irqaction *act) in remove_percpu_irq() argument
2408 struct irq_desc *desc = irq_to_desc(irq); in remove_percpu_irq()
2411 __free_percpu_irq(irq, act->percpu_dev_id); in remove_percpu_irq()
2426 void free_percpu_irq(unsigned int irq, void __percpu *dev_id) in free_percpu_irq() argument
2428 struct irq_desc *desc = irq_to_desc(irq); in free_percpu_irq()
2434 kfree(__free_percpu_irq(irq, dev_id)); in free_percpu_irq()
2439 void free_percpu_nmi(unsigned int irq, void __percpu *dev_id) in free_percpu_nmi() argument
2441 struct irq_desc *desc = irq_to_desc(irq); in free_percpu_nmi()
2449 kfree(__free_percpu_irq(irq, dev_id)); in free_percpu_nmi()
2459 int setup_percpu_irq(unsigned int irq, struct irqaction *act) in setup_percpu_irq() argument
2461 struct irq_desc *desc = irq_to_desc(irq); in setup_percpu_irq()
2471 retval = __setup_irq(irq, desc, act); in setup_percpu_irq()
2496 int __request_percpu_irq(unsigned int irq, irq_handler_t handler, in __request_percpu_irq() argument
2507 desc = irq_to_desc(irq); in __request_percpu_irq()
2530 retval = __setup_irq(irq, desc, action); in __request_percpu_irq()
2562 int request_percpu_nmi(unsigned int irq, irq_handler_t handler, in request_percpu_nmi() argument
2573 desc = irq_to_desc(irq); in request_percpu_nmi()
2599 retval = __setup_irq(irq, desc, action); in request_percpu_nmi()
2630 int prepare_percpu_nmi(unsigned int irq) in prepare_percpu_nmi() argument
2638 desc = irq_get_desc_lock(irq, &flags, in prepare_percpu_nmi()
2645 irq)) { in prepare_percpu_nmi()
2652 pr_err("Failed to setup NMI delivery: irq %u\n", irq); in prepare_percpu_nmi()
2673 void teardown_percpu_nmi(unsigned int irq) in teardown_percpu_nmi() argument
2680 desc = irq_get_desc_lock(irq, &flags, in teardown_percpu_nmi()
2730 int irq_get_irqchip_state(unsigned int irq, enum irqchip_irq_state which, in irq_get_irqchip_state() argument
2738 desc = irq_get_desc_buslock(irq, &flags, 0); in irq_get_irqchip_state()
2763 int irq_set_irqchip_state(unsigned int irq, enum irqchip_irq_state which, in irq_set_irqchip_state() argument
2772 desc = irq_get_desc_buslock(irq, &flags, 0); in irq_set_irqchip_state()