Lines Matching refs:desc
44 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_chip() local
46 if (!desc) in irq_set_chip()
49 desc->irq_data.chip = (struct irq_chip *)(chip ?: &no_irq_chip); in irq_set_chip()
50 irq_put_desc_unlock(desc, flags); in irq_set_chip()
68 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); in irq_set_irq_type() local
71 if (!desc) in irq_set_irq_type()
74 ret = __irq_set_trigger(desc, type); in irq_set_irq_type()
75 irq_put_desc_busunlock(desc, flags); in irq_set_irq_type()
90 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_handler_data() local
92 if (!desc) in irq_set_handler_data()
94 desc->irq_common_data.handler_data = data; in irq_set_handler_data()
95 irq_put_desc_unlock(desc, flags); in irq_set_handler_data()
112 …struct irq_desc *desc = irq_get_desc_lock(irq_base + irq_offset, &flags, IRQ_GET_DESC_CHECK_GLOBAL… in irq_set_msi_desc_off() local
114 if (!desc) in irq_set_msi_desc_off()
116 desc->irq_common_data.msi_desc = entry; in irq_set_msi_desc_off()
119 irq_put_desc_unlock(desc, flags); in irq_set_msi_desc_off()
145 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_chip_data() local
147 if (!desc) in irq_set_chip_data()
149 desc->irq_data.chip_data = data; in irq_set_chip_data()
150 irq_put_desc_unlock(desc, flags); in irq_set_chip_data()
157 struct irq_desc *desc = irq_to_desc(irq); in irq_get_irq_data() local
159 return desc ? &desc->irq_data : NULL; in irq_get_irq_data()
163 static void irq_state_clr_disabled(struct irq_desc *desc) in irq_state_clr_disabled() argument
165 irqd_clear(&desc->irq_data, IRQD_IRQ_DISABLED); in irq_state_clr_disabled()
168 static void irq_state_clr_masked(struct irq_desc *desc) in irq_state_clr_masked() argument
170 irqd_clear(&desc->irq_data, IRQD_IRQ_MASKED); in irq_state_clr_masked()
173 static void irq_state_clr_started(struct irq_desc *desc) in irq_state_clr_started() argument
175 irqd_clear(&desc->irq_data, IRQD_IRQ_STARTED); in irq_state_clr_started()
178 static void irq_state_set_started(struct irq_desc *desc) in irq_state_set_started() argument
180 irqd_set(&desc->irq_data, IRQD_IRQ_STARTED); in irq_state_set_started()
191 __irq_startup_managed(struct irq_desc *desc, const struct cpumask *aff, in __irq_startup_managed() argument
194 struct irq_data *d = irq_desc_get_irq_data(desc); in __irq_startup_managed()
228 __irq_startup_managed(struct irq_desc *desc, const struct cpumask *aff, in __irq_startup_managed() argument
235 static void irq_enable(struct irq_desc *desc) in irq_enable() argument
237 if (!irqd_irq_disabled(&desc->irq_data)) { in irq_enable()
238 unmask_irq(desc); in irq_enable()
240 irq_state_clr_disabled(desc); in irq_enable()
241 if (desc->irq_data.chip->irq_enable) { in irq_enable()
242 desc->irq_data.chip->irq_enable(&desc->irq_data); in irq_enable()
243 irq_state_clr_masked(desc); in irq_enable()
245 unmask_irq(desc); in irq_enable()
250 static int __irq_startup(struct irq_desc *desc) in __irq_startup() argument
252 struct irq_data *d = irq_desc_get_irq_data(desc); in __irq_startup()
260 irq_state_clr_disabled(desc); in __irq_startup()
261 irq_state_clr_masked(desc); in __irq_startup()
263 irq_enable(desc); in __irq_startup()
265 irq_state_set_started(desc); in __irq_startup()
269 int irq_startup(struct irq_desc *desc, bool resend, bool force) in irq_startup() argument
271 struct irq_data *d = irq_desc_get_irq_data(desc); in irq_startup()
275 desc->depth = 0; in irq_startup()
278 irq_enable(desc); in irq_startup()
280 switch (__irq_startup_managed(desc, aff, force)) { in irq_startup()
283 irq_setup_affinity(desc); in irq_startup()
284 ret = __irq_startup(desc); in irq_startup()
286 irq_setup_affinity(desc); in irq_startup()
290 ret = __irq_startup(desc); in irq_startup()
298 check_irq_resend(desc, false); in irq_startup()
303 int irq_activate(struct irq_desc *desc) in irq_activate() argument
305 struct irq_data *d = irq_desc_get_irq_data(desc); in irq_activate()
312 int irq_activate_and_startup(struct irq_desc *desc, bool resend) in irq_activate_and_startup() argument
314 if (WARN_ON(irq_activate(desc))) in irq_activate_and_startup()
316 return irq_startup(desc, resend, IRQ_START_FORCE); in irq_activate_and_startup()
319 static void __irq_disable(struct irq_desc *desc, bool mask);
321 void irq_shutdown(struct irq_desc *desc) in irq_shutdown() argument
323 if (irqd_is_started(&desc->irq_data)) { in irq_shutdown()
324 clear_irq_resend(desc); in irq_shutdown()
325 desc->depth = 1; in irq_shutdown()
326 if (desc->irq_data.chip->irq_shutdown) { in irq_shutdown()
327 desc->irq_data.chip->irq_shutdown(&desc->irq_data); in irq_shutdown()
328 irq_state_set_disabled(desc); in irq_shutdown()
329 irq_state_set_masked(desc); in irq_shutdown()
331 __irq_disable(desc, true); in irq_shutdown()
333 irq_state_clr_started(desc); in irq_shutdown()
338 void irq_shutdown_and_deactivate(struct irq_desc *desc) in irq_shutdown_and_deactivate() argument
340 irq_shutdown(desc); in irq_shutdown_and_deactivate()
347 irq_domain_deactivate_irq(&desc->irq_data); in irq_shutdown_and_deactivate()
350 static void __irq_disable(struct irq_desc *desc, bool mask) in __irq_disable() argument
352 if (irqd_irq_disabled(&desc->irq_data)) { in __irq_disable()
354 mask_irq(desc); in __irq_disable()
356 irq_state_set_disabled(desc); in __irq_disable()
357 if (desc->irq_data.chip->irq_disable) { in __irq_disable()
358 desc->irq_data.chip->irq_disable(&desc->irq_data); in __irq_disable()
359 irq_state_set_masked(desc); in __irq_disable()
361 mask_irq(desc); in __irq_disable()
386 void irq_disable(struct irq_desc *desc) in irq_disable() argument
388 __irq_disable(desc, irq_settings_disable_unlazy(desc)); in irq_disable()
391 void irq_percpu_enable(struct irq_desc *desc, unsigned int cpu) in irq_percpu_enable() argument
393 if (desc->irq_data.chip->irq_enable) in irq_percpu_enable()
394 desc->irq_data.chip->irq_enable(&desc->irq_data); in irq_percpu_enable()
396 desc->irq_data.chip->irq_unmask(&desc->irq_data); in irq_percpu_enable()
397 cpumask_set_cpu(cpu, desc->percpu_enabled); in irq_percpu_enable()
400 void irq_percpu_disable(struct irq_desc *desc, unsigned int cpu) in irq_percpu_disable() argument
402 if (desc->irq_data.chip->irq_disable) in irq_percpu_disable()
403 desc->irq_data.chip->irq_disable(&desc->irq_data); in irq_percpu_disable()
405 desc->irq_data.chip->irq_mask(&desc->irq_data); in irq_percpu_disable()
406 cpumask_clear_cpu(cpu, desc->percpu_enabled); in irq_percpu_disable()
409 static inline void mask_ack_irq(struct irq_desc *desc) in mask_ack_irq() argument
411 if (desc->irq_data.chip->irq_mask_ack) { in mask_ack_irq()
412 desc->irq_data.chip->irq_mask_ack(&desc->irq_data); in mask_ack_irq()
413 irq_state_set_masked(desc); in mask_ack_irq()
415 mask_irq(desc); in mask_ack_irq()
416 if (desc->irq_data.chip->irq_ack) in mask_ack_irq()
417 desc->irq_data.chip->irq_ack(&desc->irq_data); in mask_ack_irq()
421 void mask_irq(struct irq_desc *desc) in mask_irq() argument
423 if (irqd_irq_masked(&desc->irq_data)) in mask_irq()
426 if (desc->irq_data.chip->irq_mask) { in mask_irq()
427 desc->irq_data.chip->irq_mask(&desc->irq_data); in mask_irq()
428 irq_state_set_masked(desc); in mask_irq()
432 void unmask_irq(struct irq_desc *desc) in unmask_irq() argument
434 if (!irqd_irq_masked(&desc->irq_data)) in unmask_irq()
437 if (desc->irq_data.chip->irq_unmask) { in unmask_irq()
438 desc->irq_data.chip->irq_unmask(&desc->irq_data); in unmask_irq()
439 irq_state_clr_masked(desc); in unmask_irq()
443 void unmask_threaded_irq(struct irq_desc *desc) in unmask_threaded_irq() argument
445 struct irq_chip *chip = desc->irq_data.chip; in unmask_threaded_irq()
448 chip->irq_eoi(&desc->irq_data); in unmask_threaded_irq()
450 unmask_irq(desc); in unmask_threaded_irq()
463 struct irq_desc *desc = irq_to_desc(irq); in handle_nested_irq() local
469 raw_spin_lock_irq(&desc->lock); in handle_nested_irq()
471 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_nested_irq()
473 action = desc->action; in handle_nested_irq()
474 if (unlikely(!action || irqd_irq_disabled(&desc->irq_data))) { in handle_nested_irq()
475 desc->istate |= IRQS_PENDING; in handle_nested_irq()
476 raw_spin_unlock_irq(&desc->lock); in handle_nested_irq()
480 kstat_incr_irqs_this_cpu(desc); in handle_nested_irq()
481 atomic_inc(&desc->threads_active); in handle_nested_irq()
482 raw_spin_unlock_irq(&desc->lock); in handle_nested_irq()
485 for_each_action_of_desc(desc, action) in handle_nested_irq()
488 if (!irq_settings_no_debug(desc)) in handle_nested_irq()
489 note_interrupt(desc, action_ret); in handle_nested_irq()
491 wake_threads_waitq(desc); in handle_nested_irq()
495 static bool irq_check_poll(struct irq_desc *desc) in irq_check_poll() argument
497 if (!(desc->istate & IRQS_POLL_INPROGRESS)) in irq_check_poll()
499 return irq_wait_for_poll(desc); in irq_check_poll()
502 static bool irq_may_run(struct irq_desc *desc) in irq_may_run() argument
510 if (!irqd_has_set(&desc->irq_data, mask)) in irq_may_run()
518 if (irq_pm_check_wakeup(desc)) in irq_may_run()
524 return irq_check_poll(desc); in irq_may_run()
538 void handle_simple_irq(struct irq_desc *desc) in handle_simple_irq() argument
540 raw_spin_lock(&desc->lock); in handle_simple_irq()
542 if (!irq_may_run(desc)) in handle_simple_irq()
545 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_simple_irq()
547 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_simple_irq()
548 desc->istate |= IRQS_PENDING; in handle_simple_irq()
552 kstat_incr_irqs_this_cpu(desc); in handle_simple_irq()
553 handle_irq_event(desc); in handle_simple_irq()
556 raw_spin_unlock(&desc->lock); in handle_simple_irq()
573 void handle_untracked_irq(struct irq_desc *desc) in handle_untracked_irq() argument
575 raw_spin_lock(&desc->lock); in handle_untracked_irq()
577 if (!irq_may_run(desc)) in handle_untracked_irq()
580 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_untracked_irq()
582 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_untracked_irq()
583 desc->istate |= IRQS_PENDING; in handle_untracked_irq()
587 desc->istate &= ~IRQS_PENDING; in handle_untracked_irq()
588 irqd_set(&desc->irq_data, IRQD_IRQ_INPROGRESS); in handle_untracked_irq()
589 raw_spin_unlock(&desc->lock); in handle_untracked_irq()
591 __handle_irq_event_percpu(desc); in handle_untracked_irq()
593 raw_spin_lock(&desc->lock); in handle_untracked_irq()
594 irqd_clear(&desc->irq_data, IRQD_IRQ_INPROGRESS); in handle_untracked_irq()
597 raw_spin_unlock(&desc->lock); in handle_untracked_irq()
605 static void cond_unmask_irq(struct irq_desc *desc) in cond_unmask_irq() argument
614 if (!irqd_irq_disabled(&desc->irq_data) && in cond_unmask_irq()
615 irqd_irq_masked(&desc->irq_data) && !desc->threads_oneshot) in cond_unmask_irq()
616 unmask_irq(desc); in cond_unmask_irq()
628 void handle_level_irq(struct irq_desc *desc) in handle_level_irq() argument
630 raw_spin_lock(&desc->lock); in handle_level_irq()
631 mask_ack_irq(desc); in handle_level_irq()
633 if (!irq_may_run(desc)) in handle_level_irq()
636 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_level_irq()
642 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_level_irq()
643 desc->istate |= IRQS_PENDING; in handle_level_irq()
647 kstat_incr_irqs_this_cpu(desc); in handle_level_irq()
648 handle_irq_event(desc); in handle_level_irq()
650 cond_unmask_irq(desc); in handle_level_irq()
653 raw_spin_unlock(&desc->lock); in handle_level_irq()
657 static void cond_unmask_eoi_irq(struct irq_desc *desc, struct irq_chip *chip) in cond_unmask_eoi_irq() argument
659 if (!(desc->istate & IRQS_ONESHOT)) { in cond_unmask_eoi_irq()
660 chip->irq_eoi(&desc->irq_data); in cond_unmask_eoi_irq()
669 if (!irqd_irq_disabled(&desc->irq_data) && in cond_unmask_eoi_irq()
670 irqd_irq_masked(&desc->irq_data) && !desc->threads_oneshot) { in cond_unmask_eoi_irq()
671 chip->irq_eoi(&desc->irq_data); in cond_unmask_eoi_irq()
672 unmask_irq(desc); in cond_unmask_eoi_irq()
674 chip->irq_eoi(&desc->irq_data); in cond_unmask_eoi_irq()
687 void handle_fasteoi_irq(struct irq_desc *desc) in handle_fasteoi_irq() argument
689 struct irq_chip *chip = desc->irq_data.chip; in handle_fasteoi_irq()
691 raw_spin_lock(&desc->lock); in handle_fasteoi_irq()
698 if (!irq_may_run(desc)) { in handle_fasteoi_irq()
699 if (irqd_needs_resend_when_in_progress(&desc->irq_data)) in handle_fasteoi_irq()
700 desc->istate |= IRQS_PENDING; in handle_fasteoi_irq()
704 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_fasteoi_irq()
710 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_fasteoi_irq()
711 desc->istate |= IRQS_PENDING; in handle_fasteoi_irq()
712 mask_irq(desc); in handle_fasteoi_irq()
716 kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_irq()
717 if (desc->istate & IRQS_ONESHOT) in handle_fasteoi_irq()
718 mask_irq(desc); in handle_fasteoi_irq()
720 handle_irq_event(desc); in handle_fasteoi_irq()
722 cond_unmask_eoi_irq(desc, chip); in handle_fasteoi_irq()
727 if (unlikely(desc->istate & IRQS_PENDING)) in handle_fasteoi_irq()
728 check_irq_resend(desc, false); in handle_fasteoi_irq()
730 raw_spin_unlock(&desc->lock); in handle_fasteoi_irq()
734 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_irq()
735 raw_spin_unlock(&desc->lock); in handle_fasteoi_irq()
751 void handle_fasteoi_nmi(struct irq_desc *desc) in handle_fasteoi_nmi() argument
753 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_fasteoi_nmi()
754 struct irqaction *action = desc->action; in handle_fasteoi_nmi()
755 unsigned int irq = irq_desc_get_irq(desc); in handle_fasteoi_nmi()
758 __kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_nmi()
768 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_nmi()
787 void handle_edge_irq(struct irq_desc *desc) in handle_edge_irq() argument
789 raw_spin_lock(&desc->lock); in handle_edge_irq()
791 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_edge_irq()
793 if (!irq_may_run(desc)) { in handle_edge_irq()
794 desc->istate |= IRQS_PENDING; in handle_edge_irq()
795 mask_ack_irq(desc); in handle_edge_irq()
803 if (irqd_irq_disabled(&desc->irq_data) || !desc->action) { in handle_edge_irq()
804 desc->istate |= IRQS_PENDING; in handle_edge_irq()
805 mask_ack_irq(desc); in handle_edge_irq()
809 kstat_incr_irqs_this_cpu(desc); in handle_edge_irq()
812 desc->irq_data.chip->irq_ack(&desc->irq_data); in handle_edge_irq()
815 if (unlikely(!desc->action)) { in handle_edge_irq()
816 mask_irq(desc); in handle_edge_irq()
825 if (unlikely(desc->istate & IRQS_PENDING)) { in handle_edge_irq()
826 if (!irqd_irq_disabled(&desc->irq_data) && in handle_edge_irq()
827 irqd_irq_masked(&desc->irq_data)) in handle_edge_irq()
828 unmask_irq(desc); in handle_edge_irq()
831 handle_irq_event(desc); in handle_edge_irq()
833 } while ((desc->istate & IRQS_PENDING) && in handle_edge_irq()
834 !irqd_irq_disabled(&desc->irq_data)); in handle_edge_irq()
837 raw_spin_unlock(&desc->lock); in handle_edge_irq()
847 void handle_percpu_irq(struct irq_desc *desc) in handle_percpu_irq() argument
849 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_percpu_irq()
855 __kstat_incr_irqs_this_cpu(desc); in handle_percpu_irq()
858 chip->irq_ack(&desc->irq_data); in handle_percpu_irq()
860 handle_irq_event_percpu(desc); in handle_percpu_irq()
863 chip->irq_eoi(&desc->irq_data); in handle_percpu_irq()
877 void handle_percpu_devid_irq(struct irq_desc *desc) in handle_percpu_devid_irq() argument
879 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_percpu_devid_irq()
880 struct irqaction *action = desc->action; in handle_percpu_devid_irq()
881 unsigned int irq = irq_desc_get_irq(desc); in handle_percpu_devid_irq()
888 __kstat_incr_irqs_this_cpu(desc); in handle_percpu_devid_irq()
891 chip->irq_ack(&desc->irq_data); in handle_percpu_devid_irq()
899 bool enabled = cpumask_test_cpu(cpu, desc->percpu_enabled); in handle_percpu_devid_irq()
902 irq_percpu_disable(desc, cpu); in handle_percpu_devid_irq()
909 chip->irq_eoi(&desc->irq_data); in handle_percpu_devid_irq()
920 void handle_percpu_devid_fasteoi_nmi(struct irq_desc *desc) in handle_percpu_devid_fasteoi_nmi() argument
922 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_percpu_devid_fasteoi_nmi()
923 struct irqaction *action = desc->action; in handle_percpu_devid_fasteoi_nmi()
924 unsigned int irq = irq_desc_get_irq(desc); in handle_percpu_devid_fasteoi_nmi()
927 __kstat_incr_irqs_this_cpu(desc); in handle_percpu_devid_fasteoi_nmi()
934 chip->irq_eoi(&desc->irq_data); in handle_percpu_devid_fasteoi_nmi()
938 __irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle, in __irq_do_set_handler() argument
944 struct irq_data *irq_data = &desc->irq_data; in __irq_do_set_handler()
973 if (desc->irq_data.chip != &no_irq_chip) in __irq_do_set_handler()
974 mask_ack_irq(desc); in __irq_do_set_handler()
975 irq_state_set_disabled(desc); in __irq_do_set_handler()
977 desc->action = NULL; in __irq_do_set_handler()
978 WARN_ON(irq_chip_pm_put(irq_desc_get_irq_data(desc))); in __irq_do_set_handler()
980 desc->depth = 1; in __irq_do_set_handler()
982 desc->handle_irq = handle; in __irq_do_set_handler()
983 desc->name = name; in __irq_do_set_handler()
986 unsigned int type = irqd_get_trigger_type(&desc->irq_data); in __irq_do_set_handler()
997 __irq_set_trigger(desc, type); in __irq_do_set_handler()
998 desc->handle_irq = handle; in __irq_do_set_handler()
1001 irq_settings_set_noprobe(desc); in __irq_do_set_handler()
1002 irq_settings_set_norequest(desc); in __irq_do_set_handler()
1003 irq_settings_set_nothread(desc); in __irq_do_set_handler()
1004 desc->action = &chained_action; in __irq_do_set_handler()
1005 WARN_ON(irq_chip_pm_get(irq_desc_get_irq_data(desc))); in __irq_do_set_handler()
1006 irq_activate_and_startup(desc, IRQ_RESEND); in __irq_do_set_handler()
1015 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, 0); in __irq_set_handler() local
1017 if (!desc) in __irq_set_handler()
1020 __irq_do_set_handler(desc, handle, is_chained, name); in __irq_set_handler()
1021 irq_put_desc_busunlock(desc, flags); in __irq_set_handler()
1030 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, 0); in irq_set_chained_handler_and_data() local
1032 if (!desc) in irq_set_chained_handler_and_data()
1035 desc->irq_common_data.handler_data = data; in irq_set_chained_handler_and_data()
1036 __irq_do_set_handler(desc, handle, 1, NULL); in irq_set_chained_handler_and_data()
1038 irq_put_desc_busunlock(desc, flags); in irq_set_chained_handler_and_data()
1054 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_modify_status() local
1056 if (!desc) in irq_modify_status()
1063 WARN_ON_ONCE(!desc->depth && (set & _IRQ_NOAUTOEN)); in irq_modify_status()
1065 irq_settings_clr_and_set(desc, clr, set); in irq_modify_status()
1067 trigger = irqd_get_trigger_type(&desc->irq_data); in irq_modify_status()
1069 irqd_clear(&desc->irq_data, IRQD_NO_BALANCING | IRQD_PER_CPU | in irq_modify_status()
1071 if (irq_settings_has_no_balance_set(desc)) in irq_modify_status()
1072 irqd_set(&desc->irq_data, IRQD_NO_BALANCING); in irq_modify_status()
1073 if (irq_settings_is_per_cpu(desc)) in irq_modify_status()
1074 irqd_set(&desc->irq_data, IRQD_PER_CPU); in irq_modify_status()
1075 if (irq_settings_is_level(desc)) in irq_modify_status()
1076 irqd_set(&desc->irq_data, IRQD_LEVEL); in irq_modify_status()
1078 tmp = irq_settings_get_trigger_mask(desc); in irq_modify_status()
1082 irqd_set(&desc->irq_data, trigger); in irq_modify_status()
1084 irq_put_desc_unlock(desc, flags); in irq_modify_status()
1097 struct irq_desc *desc; in irq_cpu_online() local
1103 desc = irq_to_desc(irq); in irq_cpu_online()
1104 if (!desc) in irq_cpu_online()
1107 raw_spin_lock_irqsave(&desc->lock, flags); in irq_cpu_online()
1109 chip = irq_data_get_irq_chip(&desc->irq_data); in irq_cpu_online()
1112 !irqd_irq_disabled(&desc->irq_data))) in irq_cpu_online()
1113 chip->irq_cpu_online(&desc->irq_data); in irq_cpu_online()
1115 raw_spin_unlock_irqrestore(&desc->lock, flags); in irq_cpu_online()
1127 struct irq_desc *desc; in irq_cpu_offline() local
1133 desc = irq_to_desc(irq); in irq_cpu_offline()
1134 if (!desc) in irq_cpu_offline()
1137 raw_spin_lock_irqsave(&desc->lock, flags); in irq_cpu_offline()
1139 chip = irq_data_get_irq_chip(&desc->irq_data); in irq_cpu_offline()
1142 !irqd_irq_disabled(&desc->irq_data))) in irq_cpu_offline()
1143 chip->irq_cpu_offline(&desc->irq_data); in irq_cpu_offline()
1145 raw_spin_unlock_irqrestore(&desc->lock, flags); in irq_cpu_offline()
1163 void handle_fasteoi_ack_irq(struct irq_desc *desc) in handle_fasteoi_ack_irq() argument
1165 struct irq_chip *chip = desc->irq_data.chip; in handle_fasteoi_ack_irq()
1167 raw_spin_lock(&desc->lock); in handle_fasteoi_ack_irq()
1169 if (!irq_may_run(desc)) in handle_fasteoi_ack_irq()
1172 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_fasteoi_ack_irq()
1178 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_fasteoi_ack_irq()
1179 desc->istate |= IRQS_PENDING; in handle_fasteoi_ack_irq()
1180 mask_irq(desc); in handle_fasteoi_ack_irq()
1184 kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_ack_irq()
1185 if (desc->istate & IRQS_ONESHOT) in handle_fasteoi_ack_irq()
1186 mask_irq(desc); in handle_fasteoi_ack_irq()
1189 desc->irq_data.chip->irq_ack(&desc->irq_data); in handle_fasteoi_ack_irq()
1191 handle_irq_event(desc); in handle_fasteoi_ack_irq()
1193 cond_unmask_eoi_irq(desc, chip); in handle_fasteoi_ack_irq()
1195 raw_spin_unlock(&desc->lock); in handle_fasteoi_ack_irq()
1199 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_ack_irq()
1200 raw_spin_unlock(&desc->lock); in handle_fasteoi_ack_irq()
1214 void handle_fasteoi_mask_irq(struct irq_desc *desc) in handle_fasteoi_mask_irq() argument
1216 struct irq_chip *chip = desc->irq_data.chip; in handle_fasteoi_mask_irq()
1218 raw_spin_lock(&desc->lock); in handle_fasteoi_mask_irq()
1219 mask_ack_irq(desc); in handle_fasteoi_mask_irq()
1221 if (!irq_may_run(desc)) in handle_fasteoi_mask_irq()
1224 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_fasteoi_mask_irq()
1230 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_fasteoi_mask_irq()
1231 desc->istate |= IRQS_PENDING; in handle_fasteoi_mask_irq()
1232 mask_irq(desc); in handle_fasteoi_mask_irq()
1236 kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_mask_irq()
1237 if (desc->istate & IRQS_ONESHOT) in handle_fasteoi_mask_irq()
1238 mask_irq(desc); in handle_fasteoi_mask_irq()
1240 handle_irq_event(desc); in handle_fasteoi_mask_irq()
1242 cond_unmask_eoi_irq(desc, chip); in handle_fasteoi_mask_irq()
1244 raw_spin_unlock(&desc->lock); in handle_fasteoi_mask_irq()
1248 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_mask_irq()
1249 raw_spin_unlock(&desc->lock); in handle_fasteoi_mask_irq()