Lines Matching full: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()
52 desc->irq_data.chip = chip; in irq_set_chip()
53 irq_put_desc_unlock(desc, flags); in irq_set_chip()
71 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); in irq_set_irq_type() local
74 if (!desc) in irq_set_irq_type()
77 ret = __irq_set_trigger(desc, type); in irq_set_irq_type()
78 irq_put_desc_busunlock(desc, flags); in irq_set_irq_type()
93 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_handler_data() local
95 if (!desc) in irq_set_handler_data()
97 desc->irq_common_data.handler_data = data; in irq_set_handler_data()
98 irq_put_desc_unlock(desc, flags); in irq_set_handler_data()
115 …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
117 if (!desc) in irq_set_msi_desc_off()
119 desc->irq_common_data.msi_desc = entry; in irq_set_msi_desc_off()
122 irq_put_desc_unlock(desc, flags); in irq_set_msi_desc_off()
148 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_set_chip_data() local
150 if (!desc) in irq_set_chip_data()
152 desc->irq_data.chip_data = data; in irq_set_chip_data()
153 irq_put_desc_unlock(desc, flags); in irq_set_chip_data()
160 struct irq_desc *desc = irq_to_desc(irq); in irq_get_irq_data() local
162 return desc ? &desc->irq_data : NULL; in irq_get_irq_data()
166 static void irq_state_clr_disabled(struct irq_desc *desc) in irq_state_clr_disabled() argument
168 irqd_clear(&desc->irq_data, IRQD_IRQ_DISABLED); in irq_state_clr_disabled()
171 static void irq_state_clr_masked(struct irq_desc *desc) in irq_state_clr_masked() argument
173 irqd_clear(&desc->irq_data, IRQD_IRQ_MASKED); in irq_state_clr_masked()
176 static void irq_state_clr_started(struct irq_desc *desc) in irq_state_clr_started() argument
178 irqd_clear(&desc->irq_data, IRQD_IRQ_STARTED); in irq_state_clr_started()
181 static void irq_state_set_started(struct irq_desc *desc) in irq_state_set_started() argument
183 irqd_set(&desc->irq_data, IRQD_IRQ_STARTED); in irq_state_set_started()
194 __irq_startup_managed(struct irq_desc *desc, struct cpumask *aff, bool force) in __irq_startup_managed() argument
196 struct irq_data *d = irq_desc_get_irq_data(desc); in __irq_startup_managed()
230 __irq_startup_managed(struct irq_desc *desc, struct cpumask *aff, bool force) in __irq_startup_managed() argument
236 static int __irq_startup(struct irq_desc *desc) in __irq_startup() argument
238 struct irq_data *d = irq_desc_get_irq_data(desc); in __irq_startup()
246 irq_state_clr_disabled(desc); in __irq_startup()
247 irq_state_clr_masked(desc); in __irq_startup()
249 irq_enable(desc); in __irq_startup()
251 irq_state_set_started(desc); in __irq_startup()
255 int irq_startup(struct irq_desc *desc, bool resend, bool force) in irq_startup() argument
257 struct irq_data *d = irq_desc_get_irq_data(desc); in irq_startup()
261 desc->depth = 0; in irq_startup()
264 irq_enable(desc); in irq_startup()
266 switch (__irq_startup_managed(desc, aff, force)) { in irq_startup()
269 irq_setup_affinity(desc); in irq_startup()
270 ret = __irq_startup(desc); in irq_startup()
272 irq_setup_affinity(desc); in irq_startup()
276 ret = __irq_startup(desc); in irq_startup()
284 check_irq_resend(desc, false); in irq_startup()
289 int irq_activate(struct irq_desc *desc) in irq_activate() argument
291 struct irq_data *d = irq_desc_get_irq_data(desc); in irq_activate()
298 int irq_activate_and_startup(struct irq_desc *desc, bool resend) in irq_activate_and_startup() argument
300 if (WARN_ON(irq_activate(desc))) in irq_activate_and_startup()
302 return irq_startup(desc, resend, IRQ_START_FORCE); in irq_activate_and_startup()
305 static void __irq_disable(struct irq_desc *desc, bool mask);
307 void irq_shutdown(struct irq_desc *desc) in irq_shutdown() argument
309 if (irqd_is_started(&desc->irq_data)) { in irq_shutdown()
310 desc->depth = 1; in irq_shutdown()
311 if (desc->irq_data.chip->irq_shutdown) { in irq_shutdown()
312 desc->irq_data.chip->irq_shutdown(&desc->irq_data); in irq_shutdown()
313 irq_state_set_disabled(desc); in irq_shutdown()
314 irq_state_set_masked(desc); in irq_shutdown()
316 __irq_disable(desc, true); in irq_shutdown()
318 irq_state_clr_started(desc); in irq_shutdown()
323 void irq_shutdown_and_deactivate(struct irq_desc *desc) in irq_shutdown_and_deactivate() argument
325 irq_shutdown(desc); in irq_shutdown_and_deactivate()
332 irq_domain_deactivate_irq(&desc->irq_data); in irq_shutdown_and_deactivate()
335 void irq_enable(struct irq_desc *desc) in irq_enable() argument
337 if (!irqd_irq_disabled(&desc->irq_data)) { in irq_enable()
338 unmask_irq(desc); in irq_enable()
340 irq_state_clr_disabled(desc); in irq_enable()
341 if (desc->irq_data.chip->irq_enable) { in irq_enable()
342 desc->irq_data.chip->irq_enable(&desc->irq_data); in irq_enable()
343 irq_state_clr_masked(desc); in irq_enable()
345 unmask_irq(desc); in irq_enable()
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()
368 * @desc: irq descriptor which should be disabled
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()
479 kstat_incr_irqs_this_cpu(desc); in handle_nested_irq()
480 irqd_set(&desc->irq_data, IRQD_IRQ_INPROGRESS); in handle_nested_irq()
481 raw_spin_unlock_irq(&desc->lock); in handle_nested_irq()
484 for_each_action_of_desc(desc, action) in handle_nested_irq()
487 if (!irq_settings_no_debug(desc)) in handle_nested_irq()
488 note_interrupt(desc, action_ret); in handle_nested_irq()
490 raw_spin_lock_irq(&desc->lock); in handle_nested_irq()
491 irqd_clear(&desc->irq_data, IRQD_IRQ_INPROGRESS); in handle_nested_irq()
494 raw_spin_unlock_irq(&desc->lock); in handle_nested_irq()
498 static bool irq_check_poll(struct irq_desc *desc) in irq_check_poll() argument
500 if (!(desc->istate & IRQS_POLL_INPROGRESS)) in irq_check_poll()
502 return irq_wait_for_poll(desc); in irq_check_poll()
505 static bool irq_may_run(struct irq_desc *desc) in irq_may_run() argument
513 if (!irqd_has_set(&desc->irq_data, mask)) in irq_may_run()
521 if (irq_pm_check_wakeup(desc)) in irq_may_run()
527 return irq_check_poll(desc); in irq_may_run()
532 * @desc: the interrupt description structure for this irq
541 void handle_simple_irq(struct irq_desc *desc) in handle_simple_irq() argument
543 raw_spin_lock(&desc->lock); in handle_simple_irq()
545 if (!irq_may_run(desc)) in handle_simple_irq()
548 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_simple_irq()
550 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_simple_irq()
551 desc->istate |= IRQS_PENDING; in handle_simple_irq()
555 kstat_incr_irqs_this_cpu(desc); in handle_simple_irq()
556 handle_irq_event(desc); in handle_simple_irq()
559 raw_spin_unlock(&desc->lock); in handle_simple_irq()
565 * @desc: the interrupt description structure for this irq
576 void handle_untracked_irq(struct irq_desc *desc) in handle_untracked_irq() argument
580 raw_spin_lock(&desc->lock); in handle_untracked_irq()
582 if (!irq_may_run(desc)) in handle_untracked_irq()
585 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_untracked_irq()
587 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_untracked_irq()
588 desc->istate |= IRQS_PENDING; in handle_untracked_irq()
592 desc->istate &= ~IRQS_PENDING; in handle_untracked_irq()
593 irqd_set(&desc->irq_data, IRQD_IRQ_INPROGRESS); in handle_untracked_irq()
594 raw_spin_unlock(&desc->lock); in handle_untracked_irq()
596 __handle_irq_event_percpu(desc, &flags); in handle_untracked_irq()
598 raw_spin_lock(&desc->lock); in handle_untracked_irq()
599 irqd_clear(&desc->irq_data, IRQD_IRQ_INPROGRESS); in handle_untracked_irq()
602 raw_spin_unlock(&desc->lock); in handle_untracked_irq()
610 static void cond_unmask_irq(struct irq_desc *desc) in cond_unmask_irq() argument
619 if (!irqd_irq_disabled(&desc->irq_data) && in cond_unmask_irq()
620 irqd_irq_masked(&desc->irq_data) && !desc->threads_oneshot) in cond_unmask_irq()
621 unmask_irq(desc); in cond_unmask_irq()
626 * @desc: the interrupt description structure for this irq
633 void handle_level_irq(struct irq_desc *desc) in handle_level_irq() argument
635 raw_spin_lock(&desc->lock); in handle_level_irq()
636 mask_ack_irq(desc); in handle_level_irq()
638 if (!irq_may_run(desc)) in handle_level_irq()
641 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_level_irq()
647 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_level_irq()
648 desc->istate |= IRQS_PENDING; in handle_level_irq()
652 kstat_incr_irqs_this_cpu(desc); in handle_level_irq()
653 handle_irq_event(desc); in handle_level_irq()
655 cond_unmask_irq(desc); in handle_level_irq()
658 raw_spin_unlock(&desc->lock); in handle_level_irq()
662 static void cond_unmask_eoi_irq(struct irq_desc *desc, struct irq_chip *chip) in cond_unmask_eoi_irq() argument
664 if (!(desc->istate & IRQS_ONESHOT)) { in cond_unmask_eoi_irq()
665 chip->irq_eoi(&desc->irq_data); in cond_unmask_eoi_irq()
674 if (!irqd_irq_disabled(&desc->irq_data) && in cond_unmask_eoi_irq()
675 irqd_irq_masked(&desc->irq_data) && !desc->threads_oneshot) { in cond_unmask_eoi_irq()
676 chip->irq_eoi(&desc->irq_data); in cond_unmask_eoi_irq()
677 unmask_irq(desc); in cond_unmask_eoi_irq()
679 chip->irq_eoi(&desc->irq_data); in cond_unmask_eoi_irq()
685 * @desc: the interrupt description structure for this irq
692 void handle_fasteoi_irq(struct irq_desc *desc) in handle_fasteoi_irq() argument
694 struct irq_chip *chip = desc->irq_data.chip; in handle_fasteoi_irq()
696 raw_spin_lock(&desc->lock); in handle_fasteoi_irq()
698 if (!irq_may_run(desc)) in handle_fasteoi_irq()
701 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_fasteoi_irq()
707 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_fasteoi_irq()
708 desc->istate |= IRQS_PENDING; in handle_fasteoi_irq()
709 mask_irq(desc); in handle_fasteoi_irq()
713 kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_irq()
714 if (desc->istate & IRQS_ONESHOT) in handle_fasteoi_irq()
715 mask_irq(desc); in handle_fasteoi_irq()
717 handle_irq_event(desc); in handle_fasteoi_irq()
719 cond_unmask_eoi_irq(desc, chip); in handle_fasteoi_irq()
721 raw_spin_unlock(&desc->lock); in handle_fasteoi_irq()
725 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_irq()
726 raw_spin_unlock(&desc->lock); in handle_fasteoi_irq()
732 * @desc: the interrupt description structure for this irq
742 void handle_fasteoi_nmi(struct irq_desc *desc) in handle_fasteoi_nmi() argument
744 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_fasteoi_nmi()
745 struct irqaction *action = desc->action; in handle_fasteoi_nmi()
746 unsigned int irq = irq_desc_get_irq(desc); in handle_fasteoi_nmi()
749 __kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_nmi()
759 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_nmi()
765 * @desc: the interrupt description structure for this irq
778 void handle_edge_irq(struct irq_desc *desc) in handle_edge_irq() argument
780 raw_spin_lock(&desc->lock); in handle_edge_irq()
782 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_edge_irq()
784 if (!irq_may_run(desc)) { in handle_edge_irq()
785 desc->istate |= IRQS_PENDING; in handle_edge_irq()
786 mask_ack_irq(desc); in handle_edge_irq()
794 if (irqd_irq_disabled(&desc->irq_data) || !desc->action) { in handle_edge_irq()
795 desc->istate |= IRQS_PENDING; in handle_edge_irq()
796 mask_ack_irq(desc); in handle_edge_irq()
800 kstat_incr_irqs_this_cpu(desc); in handle_edge_irq()
803 desc->irq_data.chip->irq_ack(&desc->irq_data); in handle_edge_irq()
806 if (unlikely(!desc->action)) { in handle_edge_irq()
807 mask_irq(desc); in handle_edge_irq()
816 if (unlikely(desc->istate & IRQS_PENDING)) { in handle_edge_irq()
817 if (!irqd_irq_disabled(&desc->irq_data) && in handle_edge_irq()
818 irqd_irq_masked(&desc->irq_data)) in handle_edge_irq()
819 unmask_irq(desc); in handle_edge_irq()
822 handle_irq_event(desc); in handle_edge_irq()
824 } while ((desc->istate & IRQS_PENDING) && in handle_edge_irq()
825 !irqd_irq_disabled(&desc->irq_data)); in handle_edge_irq()
828 raw_spin_unlock(&desc->lock); in handle_edge_irq()
835 * @desc: the interrupt description structure for this irq
840 void handle_edge_eoi_irq(struct irq_desc *desc) in handle_edge_eoi_irq() argument
842 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_edge_eoi_irq()
844 raw_spin_lock(&desc->lock); in handle_edge_eoi_irq()
846 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_edge_eoi_irq()
848 if (!irq_may_run(desc)) { in handle_edge_eoi_irq()
849 desc->istate |= IRQS_PENDING; in handle_edge_eoi_irq()
857 if (irqd_irq_disabled(&desc->irq_data) || !desc->action) { in handle_edge_eoi_irq()
858 desc->istate |= IRQS_PENDING; in handle_edge_eoi_irq()
862 kstat_incr_irqs_this_cpu(desc); in handle_edge_eoi_irq()
865 if (unlikely(!desc->action)) in handle_edge_eoi_irq()
868 handle_irq_event(desc); in handle_edge_eoi_irq()
870 } while ((desc->istate & IRQS_PENDING) && in handle_edge_eoi_irq()
871 !irqd_irq_disabled(&desc->irq_data)); in handle_edge_eoi_irq()
874 chip->irq_eoi(&desc->irq_data); in handle_edge_eoi_irq()
875 raw_spin_unlock(&desc->lock); in handle_edge_eoi_irq()
881 * @desc: the interrupt description structure for this irq
885 void handle_percpu_irq(struct irq_desc *desc) in handle_percpu_irq() argument
887 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_percpu_irq()
891 * desc->tot_count. in handle_percpu_irq()
893 __kstat_incr_irqs_this_cpu(desc); in handle_percpu_irq()
896 chip->irq_ack(&desc->irq_data); in handle_percpu_irq()
898 handle_irq_event_percpu(desc); in handle_percpu_irq()
901 chip->irq_eoi(&desc->irq_data); in handle_percpu_irq()
906 * @desc: the interrupt description structure for this irq
915 void handle_percpu_devid_irq(struct irq_desc *desc) in handle_percpu_devid_irq() argument
917 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_percpu_devid_irq()
918 struct irqaction *action = desc->action; in handle_percpu_devid_irq()
919 unsigned int irq = irq_desc_get_irq(desc); in handle_percpu_devid_irq()
924 * desc->tot_count. in handle_percpu_devid_irq()
926 __kstat_incr_irqs_this_cpu(desc); in handle_percpu_devid_irq()
929 chip->irq_ack(&desc->irq_data); in handle_percpu_devid_irq()
937 bool enabled = cpumask_test_cpu(cpu, desc->percpu_enabled); in handle_percpu_devid_irq()
940 irq_percpu_disable(desc, cpu); in handle_percpu_devid_irq()
947 chip->irq_eoi(&desc->irq_data); in handle_percpu_devid_irq()
953 * @desc: the interrupt description structure for this irq
958 void handle_percpu_devid_fasteoi_nmi(struct irq_desc *desc) in handle_percpu_devid_fasteoi_nmi() argument
960 struct irq_chip *chip = irq_desc_get_chip(desc); in handle_percpu_devid_fasteoi_nmi()
961 struct irqaction *action = desc->action; in handle_percpu_devid_fasteoi_nmi()
962 unsigned int irq = irq_desc_get_irq(desc); in handle_percpu_devid_fasteoi_nmi()
965 __kstat_incr_irqs_this_cpu(desc); in handle_percpu_devid_fasteoi_nmi()
972 chip->irq_eoi(&desc->irq_data); in handle_percpu_devid_fasteoi_nmi()
976 __irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle, in __irq_do_set_handler() argument
982 struct irq_data *irq_data = &desc->irq_data; in __irq_do_set_handler()
1011 if (desc->irq_data.chip != &no_irq_chip) in __irq_do_set_handler()
1012 mask_ack_irq(desc); in __irq_do_set_handler()
1013 irq_state_set_disabled(desc); in __irq_do_set_handler()
1015 desc->action = NULL; in __irq_do_set_handler()
1016 desc->depth = 1; in __irq_do_set_handler()
1018 desc->handle_irq = handle; in __irq_do_set_handler()
1019 desc->name = name; in __irq_do_set_handler()
1022 unsigned int type = irqd_get_trigger_type(&desc->irq_data); in __irq_do_set_handler()
1033 __irq_set_trigger(desc, type); in __irq_do_set_handler()
1034 desc->handle_irq = handle; in __irq_do_set_handler()
1037 irq_settings_set_noprobe(desc); in __irq_do_set_handler()
1038 irq_settings_set_norequest(desc); in __irq_do_set_handler()
1039 irq_settings_set_nothread(desc); in __irq_do_set_handler()
1040 desc->action = &chained_action; in __irq_do_set_handler()
1041 irq_activate_and_startup(desc, IRQ_RESEND); in __irq_do_set_handler()
1050 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, 0); in __irq_set_handler() local
1052 if (!desc) in __irq_set_handler()
1055 __irq_do_set_handler(desc, handle, is_chained, name); in __irq_set_handler()
1056 irq_put_desc_busunlock(desc, flags); in __irq_set_handler()
1065 struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, 0); in irq_set_chained_handler_and_data() local
1067 if (!desc) in irq_set_chained_handler_and_data()
1070 desc->irq_common_data.handler_data = data; in irq_set_chained_handler_and_data()
1071 __irq_do_set_handler(desc, handle, 1, NULL); in irq_set_chained_handler_and_data()
1073 irq_put_desc_busunlock(desc, flags); in irq_set_chained_handler_and_data()
1089 struct irq_desc *desc = irq_get_desc_lock(irq, &flags, 0); in irq_modify_status() local
1091 if (!desc) in irq_modify_status()
1098 WARN_ON_ONCE(!desc->depth && (set & _IRQ_NOAUTOEN)); in irq_modify_status()
1100 irq_settings_clr_and_set(desc, clr, set); in irq_modify_status()
1102 trigger = irqd_get_trigger_type(&desc->irq_data); in irq_modify_status()
1104 irqd_clear(&desc->irq_data, IRQD_NO_BALANCING | IRQD_PER_CPU | in irq_modify_status()
1106 if (irq_settings_has_no_balance_set(desc)) in irq_modify_status()
1107 irqd_set(&desc->irq_data, IRQD_NO_BALANCING); in irq_modify_status()
1108 if (irq_settings_is_per_cpu(desc)) in irq_modify_status()
1109 irqd_set(&desc->irq_data, IRQD_PER_CPU); in irq_modify_status()
1110 if (irq_settings_can_move_pcntxt(desc)) in irq_modify_status()
1111 irqd_set(&desc->irq_data, IRQD_MOVE_PCNTXT); in irq_modify_status()
1112 if (irq_settings_is_level(desc)) in irq_modify_status()
1113 irqd_set(&desc->irq_data, IRQD_LEVEL); in irq_modify_status()
1115 tmp = irq_settings_get_trigger_mask(desc); in irq_modify_status()
1119 irqd_set(&desc->irq_data, trigger); in irq_modify_status()
1121 irq_put_desc_unlock(desc, flags); in irq_modify_status()
1133 struct irq_desc *desc; in irq_cpu_online() local
1139 desc = irq_to_desc(irq); in irq_cpu_online()
1140 if (!desc) in irq_cpu_online()
1143 raw_spin_lock_irqsave(&desc->lock, flags); in irq_cpu_online()
1145 chip = irq_data_get_irq_chip(&desc->irq_data); in irq_cpu_online()
1148 !irqd_irq_disabled(&desc->irq_data))) in irq_cpu_online()
1149 chip->irq_cpu_online(&desc->irq_data); in irq_cpu_online()
1151 raw_spin_unlock_irqrestore(&desc->lock, flags); in irq_cpu_online()
1163 struct irq_desc *desc; in irq_cpu_offline() local
1169 desc = irq_to_desc(irq); in irq_cpu_offline()
1170 if (!desc) in irq_cpu_offline()
1173 raw_spin_lock_irqsave(&desc->lock, flags); in irq_cpu_offline()
1175 chip = irq_data_get_irq_chip(&desc->irq_data); in irq_cpu_offline()
1178 !irqd_irq_disabled(&desc->irq_data))) in irq_cpu_offline()
1179 chip->irq_cpu_offline(&desc->irq_data); in irq_cpu_offline()
1181 raw_spin_unlock_irqrestore(&desc->lock, flags); in irq_cpu_offline()
1192 * @desc: the interrupt description structure for this irq
1198 void handle_fasteoi_ack_irq(struct irq_desc *desc) in handle_fasteoi_ack_irq() argument
1200 struct irq_chip *chip = desc->irq_data.chip; in handle_fasteoi_ack_irq()
1202 raw_spin_lock(&desc->lock); in handle_fasteoi_ack_irq()
1204 if (!irq_may_run(desc)) in handle_fasteoi_ack_irq()
1207 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_fasteoi_ack_irq()
1213 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_fasteoi_ack_irq()
1214 desc->istate |= IRQS_PENDING; in handle_fasteoi_ack_irq()
1215 mask_irq(desc); in handle_fasteoi_ack_irq()
1219 kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_ack_irq()
1220 if (desc->istate & IRQS_ONESHOT) in handle_fasteoi_ack_irq()
1221 mask_irq(desc); in handle_fasteoi_ack_irq()
1224 desc->irq_data.chip->irq_ack(&desc->irq_data); in handle_fasteoi_ack_irq()
1226 handle_irq_event(desc); in handle_fasteoi_ack_irq()
1228 cond_unmask_eoi_irq(desc, chip); in handle_fasteoi_ack_irq()
1230 raw_spin_unlock(&desc->lock); in handle_fasteoi_ack_irq()
1234 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_ack_irq()
1235 raw_spin_unlock(&desc->lock); in handle_fasteoi_ack_irq()
1243 * @desc: the interrupt description structure for this irq
1249 void handle_fasteoi_mask_irq(struct irq_desc *desc) in handle_fasteoi_mask_irq() argument
1251 struct irq_chip *chip = desc->irq_data.chip; in handle_fasteoi_mask_irq()
1253 raw_spin_lock(&desc->lock); in handle_fasteoi_mask_irq()
1254 mask_ack_irq(desc); in handle_fasteoi_mask_irq()
1256 if (!irq_may_run(desc)) in handle_fasteoi_mask_irq()
1259 desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING); in handle_fasteoi_mask_irq()
1265 if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { in handle_fasteoi_mask_irq()
1266 desc->istate |= IRQS_PENDING; in handle_fasteoi_mask_irq()
1267 mask_irq(desc); in handle_fasteoi_mask_irq()
1271 kstat_incr_irqs_this_cpu(desc); in handle_fasteoi_mask_irq()
1272 if (desc->istate & IRQS_ONESHOT) in handle_fasteoi_mask_irq()
1273 mask_irq(desc); in handle_fasteoi_mask_irq()
1275 handle_irq_event(desc); in handle_fasteoi_mask_irq()
1277 cond_unmask_eoi_irq(desc, chip); in handle_fasteoi_mask_irq()
1279 raw_spin_unlock(&desc->lock); in handle_fasteoi_mask_irq()
1283 chip->irq_eoi(&desc->irq_data); in handle_fasteoi_mask_irq()
1284 raw_spin_unlock(&desc->lock); in handle_fasteoi_mask_irq()