11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * IRQ subsystem internal functions and variables: 3dbec07bac614a61e3392c1e7c08cc6a49ad43f7aThomas Gleixner * 4dbec07bac614a61e3392c1e7c08cc6a49ad43f7aThomas Gleixner * Do not ever include this file from anything else than 5dbec07bac614a61e3392c1e7c08cc6a49ad43f7aThomas Gleixner * kernel/irq/. Do not even think about using any information outside 6dbec07bac614a61e3392c1e7c08cc6a49ad43f7aThomas Gleixner * of this file for your non core code. 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 8e144710b302525de5b90b9c3ba43562458d8957fThomas Gleixner#include <linux/irqdesc.h> 98f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixner#include <linux/kernel_stat.h> 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11c1ee6264280e740a9d3ff3feef38642cf0a57013Thomas Gleixner#ifdef CONFIG_SPARSE_IRQ 12c1ee6264280e740a9d3ff3feef38642cf0a57013Thomas Gleixner# define IRQ_BITMAP_BITS (NR_IRQS + 8196) 13c1ee6264280e740a9d3ff3feef38642cf0a57013Thomas Gleixner#else 14c1ee6264280e740a9d3ff3feef38642cf0a57013Thomas Gleixner# define IRQ_BITMAP_BITS NR_IRQS 15c1ee6264280e740a9d3ff3feef38642cf0a57013Thomas Gleixner#endif 16c1ee6264280e740a9d3ff3feef38642cf0a57013Thomas Gleixner 17dbec07bac614a61e3392c1e7c08cc6a49ad43f7aThomas Gleixner#define istate core_internal_state__do_not_mess_with_it 18dbec07bac614a61e3392c1e7c08cc6a49ad43f7aThomas Gleixner 192329abfa344a9a824bc4c71f2415528777265510Rusty Russellextern bool noirqdebug; 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 211535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner/* 221535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner * Bits used by threaded handlers: 231535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner * IRQTF_RUNTHREAD - signals that the interrupt handler thread should run 241535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner * IRQTF_WARNED - warning "IRQ_WAKE_THREAD w/o thread_fn" has been printed 251535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner * IRQTF_AFFINITY - irq thread is requested to adjust affinity 268d32a307e4faa8b123dc8a9cd56d1a7525f69ad3Thomas Gleixner * IRQTF_FORCED_THREAD - irq action is force threaded 271535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner */ 281535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixnerenum { 291535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner IRQTF_RUNTHREAD, 301535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner IRQTF_WARNED, 311535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner IRQTF_AFFINITY, 328d32a307e4faa8b123dc8a9cd56d1a7525f69ad3Thomas Gleixner IRQTF_FORCED_THREAD, 331535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner}; 341535dfacbf21c4da1b73fcf07c39913da5bd5581Thomas Gleixner 35bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner/* 36a257954bb38ab23dbf93df812b4b2c01cae29d8bJiang Liu * Bit masks for desc->core_internal_state__do_not_mess_with_it 37bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner * 38bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner * IRQS_AUTODETECT - autodetection in progress 397acdd53e5b2c55b6f7e3427e85e2f91fa814a4f9Thomas Gleixner * IRQS_SPURIOUS_DISABLED - was disabled due to spurious interrupt 407acdd53e5b2c55b6f7e3427e85e2f91fa814a4f9Thomas Gleixner * detection 416954b75b488dd740950573f244ddd66fd28620aaThomas Gleixner * IRQS_POLL_INPROGRESS - polling in progress 423d67baec7f1b01fc289ac1a2f1a7e6d5e43391c6Thomas Gleixner * IRQS_ONESHOT - irq is not unmasked in primary handler 43163ef3091195f514a06f064b12914597d2644c55Thomas Gleixner * IRQS_REPLAY - irq is replayed 44163ef3091195f514a06f064b12914597d2644c55Thomas Gleixner * IRQS_WAITING - irq is waiting 452a0d6fb335d4428285dab2d254911748e6040807Thomas Gleixner * IRQS_PENDING - irq is pending and replayed later 46c531e8361f1968d664e6e97fbd3bfa4cf0e62e42Thomas Gleixner * IRQS_SUSPENDED - irq is suspended 47bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner */ 48bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixnerenum { 49bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner IRQS_AUTODETECT = 0x00000001, 507acdd53e5b2c55b6f7e3427e85e2f91fa814a4f9Thomas Gleixner IRQS_SPURIOUS_DISABLED = 0x00000002, 516954b75b488dd740950573f244ddd66fd28620aaThomas Gleixner IRQS_POLL_INPROGRESS = 0x00000008, 523d67baec7f1b01fc289ac1a2f1a7e6d5e43391c6Thomas Gleixner IRQS_ONESHOT = 0x00000020, 53163ef3091195f514a06f064b12914597d2644c55Thomas Gleixner IRQS_REPLAY = 0x00000040, 54163ef3091195f514a06f064b12914597d2644c55Thomas Gleixner IRQS_WAITING = 0x00000080, 552a0d6fb335d4428285dab2d254911748e6040807Thomas Gleixner IRQS_PENDING = 0x00000200, 56c531e8361f1968d664e6e97fbd3bfa4cf0e62e42Thomas Gleixner IRQS_SUSPENDED = 0x00000800, 57bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner}; 58bd062e7667ac173afef57fbfe9327f3b914a9d4cThomas Gleixner 591ce6068dac1924f7095be5850481e790cbf1b3c1Thomas Gleixner#include "debug.h" 601ce6068dac1924f7095be5850481e790cbf1b3c1Thomas Gleixner#include "settings.h" 611ce6068dac1924f7095be5850481e790cbf1b3c1Thomas Gleixner 62a77c4635915021c646cc017f22239e66d1aab4d5Thomas Gleixner#define irq_data_to_desc(data) container_of(data, struct irq_desc, irq_data) 63a77c4635915021c646cc017f22239e66d1aab4d5Thomas Gleixner 640c5d1eb77a8be917b638344a22afe1398236482bDavid Brownellextern int __irq_set_trigger(struct irq_desc *desc, unsigned int irq, 650c5d1eb77a8be917b638344a22afe1398236482bDavid Brownell unsigned long flags); 668df2e02c5c4de9e65ee60153dd9c442356534ad9Thomas Gleixnerextern void __disable_irq(struct irq_desc *desc, unsigned int irq); 678df2e02c5c4de9e65ee60153dd9c442356534ad9Thomas Gleixnerextern void __enable_irq(struct irq_desc *desc, unsigned int irq); 680c5d1eb77a8be917b638344a22afe1398236482bDavid Brownell 69b4bc724e82e80478cba5fe9825b62e71ddf78757Thomas Gleixnerextern int irq_startup(struct irq_desc *desc, bool resend); 704699923861513671d3f6ade8efb4e56a9a7ecadfThomas Gleixnerextern void irq_shutdown(struct irq_desc *desc); 7187923470c712dff00b101ffb6b6fbc27bd7a6df5Thomas Gleixnerextern void irq_enable(struct irq_desc *desc); 7287923470c712dff00b101ffb6b6fbc27bd7a6df5Thomas Gleixnerextern void irq_disable(struct irq_desc *desc); 7331d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngierextern void irq_percpu_enable(struct irq_desc *desc, unsigned int cpu); 7431d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngierextern void irq_percpu_disable(struct irq_desc *desc, unsigned int cpu); 75d4d5e08960844a062da8387ee5f16ca7a33200d0Thomas Gleixnerextern void mask_irq(struct irq_desc *desc); 76d4d5e08960844a062da8387ee5f16ca7a33200d0Thomas Gleixnerextern void unmask_irq(struct irq_desc *desc); 77328a4978df833249b099c9875738d7b72042ffe1Thomas Gleixnerextern void unmask_threaded_irq(struct irq_desc *desc); 784699923861513671d3f6ade8efb4e56a9a7ecadfThomas Gleixner 79f63b6a05f2b11537612266a8b27a61f412344a1dThomas Gleixner#ifdef CONFIG_SPARSE_IRQ 80f63b6a05f2b11537612266a8b27a61f412344a1dThomas Gleixnerstatic inline void irq_mark_irq(unsigned int irq) { } 81f63b6a05f2b11537612266a8b27a61f412344a1dThomas Gleixner#else 82f63b6a05f2b11537612266a8b27a61f412344a1dThomas Gleixnerextern void irq_mark_irq(unsigned int irq); 83f63b6a05f2b11537612266a8b27a61f412344a1dThomas Gleixner#endif 84f63b6a05f2b11537612266a8b27a61f412344a1dThomas Gleixner 8585ac16d033370caf6f48d743c8dc8103700f5cc5Yinghai Luextern void init_kstat_irqs(struct irq_desc *desc, int node, int nr); 860fa0ebbf15addc1be8f73325d809c8547a9de304Mike Travis 874912609f228da4a3d2bfbdf0f31de3d9eab2b7f8Thomas Gleixnerirqreturn_t handle_irq_event_percpu(struct irq_desc *desc, struct irqaction *action); 884912609f228da4a3d2bfbdf0f31de3d9eab2b7f8Thomas Gleixnerirqreturn_t handle_irq_event(struct irq_desc *desc); 894912609f228da4a3d2bfbdf0f31de3d9eab2b7f8Thomas Gleixner 90e144710b302525de5b90b9c3ba43562458d8957fThomas Gleixner/* Resending of interrupts :*/ 91e144710b302525de5b90b9c3ba43562458d8957fThomas Gleixnervoid check_irq_resend(struct irq_desc *desc, unsigned int irq); 92fe200ae48ef5c79bf7941fe8046ff9505c570ff6Thomas Gleixnerbool irq_wait_for_poll(struct irq_desc *desc); 93a92444c6b2225a9115d661c950cb48a22aeace20Thomas Gleixnervoid __irq_wake_thread(struct irq_desc *desc, struct irqaction *action); 94e144710b302525de5b90b9c3ba43562458d8957fThomas Gleixner 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef CONFIG_PROC_FS 962c6927a38f65b53b62f86158fba29a068c4e8b6aYinghai Luextern void register_irq_proc(unsigned int irq, struct irq_desc *desc); 9713bfe99e09123ef5edb6acb81ba337d2db600b53Thomas Gleixnerextern void unregister_irq_proc(unsigned int irq, struct irq_desc *desc); 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void register_handler_proc(unsigned int irq, struct irqaction *action); 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void unregister_handler_proc(unsigned int irq, struct irqaction *action); 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#else 1012c6927a38f65b53b62f86158fba29a068c4e8b6aYinghai Lustatic inline void register_irq_proc(unsigned int irq, struct irq_desc *desc) { } 10213bfe99e09123ef5edb6acb81ba337d2db600b53Thomas Gleixnerstatic inline void unregister_irq_proc(unsigned int irq, struct irq_desc *desc) { } 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline void register_handler_proc(unsigned int irq, 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct irqaction *action) { } 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline void unregister_handler_proc(unsigned int irq, 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct irqaction *action) { } 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1093b8249e759c701c4a82f99d957be651a7657bf6fThomas Gleixnerextern int irq_select_affinity_usr(unsigned int irq, struct cpumask *mask); 110f6d87f4bd259cf33e092cd1a8fde05f291c47af1Thomas Gleixner 111591d2fb02ea80472d846c0b8507007806bdd69ccThomas Gleixnerextern void irq_set_thread_affinity(struct irq_desc *desc); 11257b150cce8e004ddd36330490a68bfb59b7271e9Yinghai Lu 113818b0f3bfb236ae66cac3ff38e86b9e47f24b7aaJiang Liuextern int irq_do_set_affinity(struct irq_data *data, 114818b0f3bfb236ae66cac3ff38e86b9e47f24b7aaJiang Liu const struct cpumask *dest, bool force); 115818b0f3bfb236ae66cac3ff38e86b9e47f24b7aaJiang Liu 11670aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner/* Inline functions for support of irq chips on slow busses */ 1173876ec9ef3775d062345b3760d3271ecb8cd3feaThomas Gleixnerstatic inline void chip_bus_lock(struct irq_desc *desc) 11870aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner{ 1193876ec9ef3775d062345b3760d3271ecb8cd3feaThomas Gleixner if (unlikely(desc->irq_data.chip->irq_bus_lock)) 1203876ec9ef3775d062345b3760d3271ecb8cd3feaThomas Gleixner desc->irq_data.chip->irq_bus_lock(&desc->irq_data); 12170aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner} 12270aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner 1233876ec9ef3775d062345b3760d3271ecb8cd3feaThomas Gleixnerstatic inline void chip_bus_sync_unlock(struct irq_desc *desc) 12470aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner{ 1253876ec9ef3775d062345b3760d3271ecb8cd3feaThomas Gleixner if (unlikely(desc->irq_data.chip->irq_bus_sync_unlock)) 1263876ec9ef3775d062345b3760d3271ecb8cd3feaThomas Gleixner desc->irq_data.chip->irq_bus_sync_unlock(&desc->irq_data); 12770aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner} 12870aedd24d20e75198f5a0b11750faabbb56924e2Thomas Gleixner 12931d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier#define _IRQ_DESC_CHECK (1 << 0) 13031d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier#define _IRQ_DESC_PERCPU (1 << 1) 13131d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier 13231d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier#define IRQ_GET_DESC_CHECK_GLOBAL (_IRQ_DESC_CHECK) 13331d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier#define IRQ_GET_DESC_CHECK_PERCPU (_IRQ_DESC_CHECK | _IRQ_DESC_PERCPU) 13431d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier 135d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerstruct irq_desc * 13631d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier__irq_get_desc_lock(unsigned int irq, unsigned long *flags, bool bus, 13731d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier unsigned int check); 138d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnervoid __irq_put_desc_unlock(struct irq_desc *desc, unsigned long flags, bool bus); 139d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner 140d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerstatic inline struct irq_desc * 14131d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngierirq_get_desc_buslock(unsigned int irq, unsigned long *flags, unsigned int check) 142d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner{ 14331d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier return __irq_get_desc_lock(irq, flags, true, check); 144d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner} 145d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner 146d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerstatic inline void 147d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerirq_put_desc_busunlock(struct irq_desc *desc, unsigned long flags) 148d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner{ 149d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner __irq_put_desc_unlock(desc, flags, true); 150d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner} 151d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner 152d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerstatic inline struct irq_desc * 15331d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngierirq_get_desc_lock(unsigned int irq, unsigned long *flags, unsigned int check) 154d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner{ 15531d9d9b6d83030f748d013e61502fa5477e2ac0eMarc Zyngier return __irq_get_desc_lock(irq, flags, false, check); 156d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner} 157d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner 158d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerstatic inline void 159d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixnerirq_put_desc_unlock(struct irq_desc *desc, unsigned long flags) 160d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner{ 161d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner __irq_put_desc_unlock(desc, flags, false); 162d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner} 163d5eb4ad2dfb2dfae43fd51bc8630b4fc3ef00e92Thomas Gleixner 16443f7775944e40221827e4b3aec43824aa4c4e4a9Ingo Molnar/* 165f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner * Manipulation functions for irq_data.state 166f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner */ 167f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixnerstatic inline void irqd_set_move_pending(struct irq_data *d) 168f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner{ 169f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner d->state_use_accessors |= IRQD_SETAFFINITY_PENDING; 170f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner} 171f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner 172f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixnerstatic inline void irqd_clr_move_pending(struct irq_data *d) 173f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner{ 174f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner d->state_use_accessors &= ~IRQD_SETAFFINITY_PENDING; 175f230b6d5c48f8d12f4dfa1f8b5ab0b0320076d21Thomas Gleixner} 176a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner 177a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixnerstatic inline void irqd_clear(struct irq_data *d, unsigned int mask) 178a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner{ 179a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner d->state_use_accessors &= ~mask; 180a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner} 181a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner 182a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixnerstatic inline void irqd_set(struct irq_data *d, unsigned int mask) 183a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner{ 184a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner d->state_use_accessors |= mask; 185a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner} 186a005677b3dd05decdd8880cf3044ae709856f58fThomas Gleixner 1872bdd10558c8d93009cb6c32ce9e30800fbb08addThomas Gleixnerstatic inline bool irqd_has_set(struct irq_data *d, unsigned int mask) 1882bdd10558c8d93009cb6c32ce9e30800fbb08addThomas Gleixner{ 1892bdd10558c8d93009cb6c32ce9e30800fbb08addThomas Gleixner return d->state_use_accessors & mask; 1902bdd10558c8d93009cb6c32ce9e30800fbb08addThomas Gleixner} 1918f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixner 1928f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixnerstatic inline void kstat_incr_irqs_this_cpu(unsigned int irq, struct irq_desc *desc) 1938f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixner{ 1948f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixner __this_cpu_inc(*desc->kstat_irqs); 1958f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixner __this_cpu_inc(kstat.irqs_sum); 1968f945a3325bbe0dd651e2f496a53df9b06fc6d07Thomas Gleixner} 197cab303be91dc47942bc25de33dc1140123540800Thomas Gleixner 198cab303be91dc47942bc25de33dc1140123540800Thomas Gleixner#ifdef CONFIG_PM_SLEEP 1999ce7a25849e80cfb264f4995f832b932c1987e1aThomas Gleixnerbool irq_pm_check_wakeup(struct irq_desc *desc); 200cab303be91dc47942bc25de33dc1140123540800Thomas Gleixnervoid irq_pm_install_action(struct irq_desc *desc, struct irqaction *action); 201cab303be91dc47942bc25de33dc1140123540800Thomas Gleixnervoid irq_pm_remove_action(struct irq_desc *desc, struct irqaction *action); 202cab303be91dc47942bc25de33dc1140123540800Thomas Gleixner#else 2039ce7a25849e80cfb264f4995f832b932c1987e1aThomas Gleixnerstatic inline bool irq_pm_check_wakeup(struct irq_desc *desc) { return false; } 204cab303be91dc47942bc25de33dc1140123540800Thomas Gleixnerstatic inline void 205cab303be91dc47942bc25de33dc1140123540800Thomas Gleixnerirq_pm_install_action(struct irq_desc *desc, struct irqaction *action) { } 206cab303be91dc47942bc25de33dc1140123540800Thomas Gleixnerstatic inline void 207cab303be91dc47942bc25de33dc1140123540800Thomas Gleixnerirq_pm_remove_action(struct irq_desc *desc, struct irqaction *action) { } 208cab303be91dc47942bc25de33dc1140123540800Thomas Gleixner#endif 209