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Searched refs:irq (Results 1 – 25 of 3301) sorted by relevance

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/linux/arch/arm64/kvm/vgic/
H A Dvgic.c69 struct vgic_irq *irq = NULL; in vgic_get_lpi() local
73 irq = xa_load(&dist->lpi_xa, intid); in vgic_get_lpi()
74 if (!vgic_try_get_irq_ref(irq)) in vgic_get_lpi()
75 irq = NULL; in vgic_get_lpi()
79 return irq; in vgic_get_lpi()
117 static void vgic_release_lpi_locked(struct vgic_dist *dist, struct vgic_irq *irq) in vgic_release_lpi_locked() argument
120 __xa_erase(&dist->lpi_xa, irq->intid); in vgic_release_lpi_locked()
121 kfree_rcu(irq, rcu); in vgic_release_lpi_locked()
124 static __must_check bool __vgic_put_irq(struct kvm *kvm, struct vgic_irq *irq) in __vgic_put_irq() argument
126 if (irq->intid < VGIC_MIN_LPI) in __vgic_put_irq()
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H A Dvgic-v4.c84 static irqreturn_t vgic_v4_doorbell_handler(int irq, void *info) in vgic_v4_doorbell_handler() argument
90 !irqd_irq_disabled(&irq_to_desc(irq)->irq_data)) in vgic_v4_doorbell_handler()
91 disable_irq_nosync(irq); in vgic_v4_doorbell_handler()
108 static void vgic_v4_sync_sgi_config(struct its_vpe *vpe, struct vgic_irq *irq) in vgic_v4_sync_sgi_config() argument
110 vpe->sgi_config[irq->intid].enabled = irq->enabled; in vgic_v4_sync_sgi_config()
111 vpe->sgi_config[irq->intid].group = irq->group; in vgic_v4_sync_sgi_config()
112 vpe->sgi_config[irq->intid].priority = irq->priority; in vgic_v4_sync_sgi_config()
126 struct vgic_irq *irq = vgic_get_vcpu_irq(vcpu, i); in vgic_v4_enable_vsgis() local
131 raw_spin_lock_irqsave(&irq->irq_lock, flags); in vgic_v4_enable_vsgis()
133 if (irq->hw) in vgic_v4_enable_vsgis()
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H A Dvgic-mmio.c53 struct vgic_irq *irq = vgic_get_vcpu_irq(vcpu, intid + i); in vgic_mmio_read_group() local
55 if (irq->group) in vgic_mmio_read_group()
58 vgic_put_irq(vcpu->kvm, irq); in vgic_mmio_read_group()
64 static void vgic_update_vsgi(struct vgic_irq *irq) in vgic_update_vsgi() argument
66 WARN_ON(its_prop_update_vsgi(irq->host_irq, irq->priority, irq->group)); in vgic_update_vsgi()
77 struct vgic_irq *irq = vgic_get_vcpu_irq(vcpu, intid + i); in vgic_mmio_write_group() local
79 raw_spin_lock_irqsave(&irq->irq_lock, flags); in vgic_mmio_write_group()
80 irq->group = !!(val & BIT(i)); in vgic_mmio_write_group()
81 if (irq->hw && vgic_irq_is_sgi(irq->intid)) { in vgic_mmio_write_group()
82 vgic_update_vsgi(irq); in vgic_mmio_write_group()
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H A Dvgic-v2.c59 struct vgic_irq *irq; in vgic_v2_fold_lr() local
70 irq = vgic_get_vcpu_irq(vcpu, intid); in vgic_v2_fold_lr()
72 scoped_guard(raw_spinlock, &irq->irq_lock) { in vgic_v2_fold_lr()
74 deactivated = irq->active && !(val & GICH_LR_ACTIVE_BIT); in vgic_v2_fold_lr()
75 irq->active = !!(val & GICH_LR_ACTIVE_BIT); in vgic_v2_fold_lr()
77 if (irq->active && vgic_irq_is_sgi(intid)) in vgic_v2_fold_lr()
78 irq->active_source = cpuid; in vgic_v2_fold_lr()
81 if (irq->config == VGIC_CONFIG_EDGE && in vgic_v2_fold_lr()
83 irq->pending_latch = true; in vgic_v2_fold_lr()
86 irq->source |= (1 << cpuid); in vgic_v2_fold_lr()
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/linux/drivers/misc/ocxl/
H A Dafu_irq.c35 struct afu_irq *irq; in ocxl_irq_set_handler() local
39 irq = idr_find(&ctx->irq_idr, irq_id); in ocxl_irq_set_handler()
40 if (!irq) { in ocxl_irq_set_handler()
45 irq->handler = handler; in ocxl_irq_set_handler()
46 irq->private = private; in ocxl_irq_set_handler()
47 irq->free_private = free_private; in ocxl_irq_set_handler()
60 struct afu_irq *irq = data; in afu_irq_handler() local
64 if (irq->handler) in afu_irq_handler()
65 return irq->handler(irq->private); in afu_irq_handler()
70 static int setup_afu_irq(struct ocxl_context *ctx, struct afu_irq *irq) in setup_afu_irq() argument
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/linux/drivers/acpi/
H A Dpci_link.c69 struct acpi_pci_link_irq irq; member
97 struct acpi_resource_irq *p = &resource->data.irq; in acpi_pci_link_check_possible()
112 link->irq.possible[i] = p->interrupts[i]; in acpi_pci_link_check_possible()
113 link->irq.possible_count++; in acpi_pci_link_check_possible()
115 link->irq.triggering = p->triggering; in acpi_pci_link_check_possible()
116 link->irq.polarity = p->polarity; in acpi_pci_link_check_possible()
117 link->irq.resource_type = ACPI_RESOURCE_TYPE_IRQ; in acpi_pci_link_check_possible()
138 link->irq.possible[i] = p->interrupts[i]; in acpi_pci_link_check_possible()
139 link->irq.possible_count++; in acpi_pci_link_check_possible()
141 link->irq.triggering = p->triggering; in acpi_pci_link_check_possible()
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/linux/arch/m68k/coldfire/
H A Dintc-simr.c38 static inline unsigned int irq2ebit(unsigned int irq) in irq2ebit() argument
40 return irqebitmap[irq - EINT0]; in irq2ebit()
54 static inline unsigned int irq2ebit(unsigned int irq) in irq2ebit() argument
56 return irq - EINT0; in irq2ebit()
69 unsigned int irq = d->irq - MCFINT_VECBASE; in intc_irq_mask() local
71 if (MCFINTC2_SIMR && (irq > 127)) in intc_irq_mask()
72 __raw_writeb(irq - 128, MCFINTC2_SIMR); in intc_irq_mask()
73 else if (MCFINTC1_SIMR && (irq > 63)) in intc_irq_mask()
74 __raw_writeb(irq - 64, MCFINTC1_SIMR); in intc_irq_mask()
76 __raw_writeb(irq, MCFINTC0_SIMR); in intc_irq_mask()
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H A Dintc-2.c52 unsigned int irq = d->irq - MCFINT_VECBASE; in intc_irq_mask() local
57 imraddr = (irq & 0x40) ? MCFICM_INTC1 : MCFICM_INTC0; in intc_irq_mask()
61 imraddr += (irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL; in intc_irq_mask()
62 imrbit = 0x1 << (irq & 0x1f); in intc_irq_mask()
70 unsigned int irq = d->irq - MCFINT_VECBASE; in intc_irq_unmask() local
75 imraddr = (irq & 0x40) ? MCFICM_INTC1 : MCFICM_INTC0; in intc_irq_unmask()
79 imraddr += ((irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL); in intc_irq_unmask()
80 imrbit = 0x1 << (irq & 0x1f); in intc_irq_unmask()
83 if ((irq & 0x20) == 0) in intc_irq_unmask()
98 unsigned int irq = d->irq; in intc_irq_ack() local
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H A Dintc-5272.c83 unsigned int irq = d->irq; in intc_irq_mask() local
85 if ((irq >= MCFINT_VECBASE) && (irq <= MCFINT_VECMAX)) { in intc_irq_mask()
87 irq -= MCFINT_VECBASE; in intc_irq_mask()
88 v = 0x8 << intc_irqmap[irq].index; in intc_irq_mask()
89 writel(v, intc_irqmap[irq].icr); in intc_irq_mask()
95 unsigned int irq = d->irq; in intc_irq_unmask() local
97 if ((irq >= MCFINT_VECBASE) && (irq <= MCFINT_VECMAX)) { in intc_irq_unmask()
99 irq -= MCFINT_VECBASE; in intc_irq_unmask()
100 v = 0xd << intc_irqmap[irq].index; in intc_irq_unmask()
101 writel(v, intc_irqmap[irq].icr); in intc_irq_unmask()
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/linux/arch/arm/mach-rpc/
H A Dirq.c76 int irq; in iomd_get_irq_nr() local
81 irq = irq_prio_h[reg]; in iomd_get_irq_nr()
82 if (irq) in iomd_get_irq_nr()
83 return irq; in iomd_get_irq_nr()
87 irq = irq_prio_d[reg]; in iomd_get_irq_nr()
88 if (irq) in iomd_get_irq_nr()
89 return irq; in iomd_get_irq_nr()
93 irq = irq_prio_l[reg]; in iomd_get_irq_nr()
94 if (irq) in iomd_get_irq_nr()
95 return irq; in iomd_get_irq_nr()
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/linux/arch/m68k/include/asm/
H A Datariints.h115 static inline int get_mfp_bit( unsigned irq, int type ) in get_mfp_bit() argument
119 mask = 1 << (irq & 7); in get_mfp_bit()
121 ((irq & 8) >> 2) + (((irq-8) & 16) << 3); in get_mfp_bit()
125 static inline void set_mfp_bit( unsigned irq, int type ) in set_mfp_bit() argument
129 mask = 1 << (irq & 7); in set_mfp_bit()
131 ((irq & 8) >> 2) + (((irq-8) & 16) << 3); in set_mfp_bit()
136 static inline void clear_mfp_bit( unsigned irq, int type ) in clear_mfp_bit() argument
140 mask = ~(1 << (irq & 7)); in clear_mfp_bit()
142 ((irq & 8) >> 2) + (((irq-8) & 16) << 3); in clear_mfp_bit()
157 static inline void atari_enable_irq( unsigned irq ) in atari_enable_irq() argument
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/linux/arch/x86/include/asm/trace/
H A Dirq_vectors.h127 TP_PROTO(unsigned int irq, unsigned int vector,
130 TP_ARGS(irq, vector, cpu, apicdest),
133 __field( unsigned int, irq )
140 __entry->irq = irq;
147 __entry->irq, __entry->vector, __entry->cpu,
153 TP_PROTO(unsigned int irq, unsigned int vector,
157 TP_ARGS(irq, vector, cpu, prev_vector, prev_cpu),
160 __field( unsigned int, irq )
168 __entry->irq = irq;
177 __entry->irq, __entry->vector, __entry->cpu,
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/linux/drivers/net/ethernet/mellanox/mlx5/core/
H A Dpci_irq.c154 static void mlx5_system_free_irq(struct mlx5_irq *irq) in mlx5_system_free_irq() argument
156 struct mlx5_irq_pool *pool = irq->pool; in mlx5_system_free_irq()
165 irq_update_affinity_hint(irq->map.virq, NULL); in mlx5_system_free_irq()
169 irq_cpu_rmap_remove(rmap, irq->map.virq); in mlx5_system_free_irq()
172 free_irq(irq->map.virq, &irq->nh); in mlx5_system_free_irq()
173 if (irq->map.index && pci_msix_can_alloc_dyn(pool->dev->pdev)) in mlx5_system_free_irq()
174 pci_msix_free_irq(pool->dev->pdev, irq->map); in mlx5_system_free_irq()
177 static void irq_release(struct mlx5_irq *irq) in irq_release() argument
179 struct mlx5_irq_pool *pool = irq->pool; in irq_release()
181 xa_erase(&pool->irqs, irq->pool_index); in irq_release()
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/linux/drivers/parisc/
H A Dgsc.c35 int irq = txn_alloc_irq(GSC_EIM_WIDTH); in gsc_alloc_irq() local
36 if (irq < 0) { in gsc_alloc_irq()
38 return irq; in gsc_alloc_irq()
41 i->txn_addr = txn_alloc_addr(irq); in gsc_alloc_irq()
42 i->txn_data = txn_alloc_data(irq); in gsc_alloc_irq()
43 i->irq = irq; in gsc_alloc_irq()
45 return irq; in gsc_alloc_irq()
48 int gsc_claim_irq(struct gsc_irq *i, int irq) in gsc_claim_irq() argument
50 int c = irq; in gsc_claim_irq()
52 irq += CPU_IRQ_BASE; /* virtualize the IRQ first */ in gsc_claim_irq()
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/linux/arch/m68k/q40/
H A Dq40ints.c48 unsigned int irq = data->irq; in q40_irq_startup() local
51 switch (irq) { in q40_irq_startup()
55 irq); in q40_irq_startup()
133 static irqreturn_t q40_timer_int(int irq, void *dev_id) in q40_timer_int() argument
174 struct IRQ_TABLE{ unsigned mask; int irq ;}; member
182 { .mask = Q40_IRQ3_MASK, .irq = 3 }, /* ser 1 */
183 { .mask = Q40_IRQ4_MASK, .irq = 4 }, /* ser 2 */
184 { .mask = Q40_IRQ14_MASK, .irq = 14 }, /* IDE 1 */
185 { .mask = Q40_IRQ15_MASK, .irq = 15 }, /* IDE 2 */
186 { .mask = Q40_IRQ6_MASK, .irq = 6 }, /* floppy, handled elsewhere */
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/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_irq.c165 spin_lock_irqsave(&adev->irq.lock, irqflags); in amdgpu_irq_disable_all()
167 if (!adev->irq.client[i].sources) in amdgpu_irq_disable_all()
171 struct amdgpu_irq_src *src = adev->irq.client[i].sources[j]; in amdgpu_irq_disable_all()
186 spin_unlock_irqrestore(&adev->irq.lock, irqflags); in amdgpu_irq_disable_all()
200 static irqreturn_t amdgpu_irq_handler(int irq, void *arg) in amdgpu_irq_handler() argument
206 ret = amdgpu_ih_process(adev, &adev->irq.ih); in amdgpu_irq_handler()
225 irq.ih1_work); in amdgpu_irq_handle_ih1()
227 amdgpu_ih_process(adev, &adev->irq.ih1); in amdgpu_irq_handle_ih1()
240 irq.ih2_work); in amdgpu_irq_handle_ih2()
242 amdgpu_ih_process(adev, &adev->irq.ih2); in amdgpu_irq_handle_ih2()
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/linux/arch/m68k/mac/
H A Dmacints.c142 static irqreturn_t mac_nmi_handler(int irq, void *dev_id) in mac_nmi_handler() argument
190 int irq = data->irq; in mac_irq_enable() local
191 int irq_src = IRQ_SRC(irq); in mac_irq_enable()
198 oss_irq_enable(irq); in mac_irq_enable()
200 via_irq_enable(irq); in mac_irq_enable()
207 psc_irq_enable(irq); in mac_irq_enable()
209 oss_irq_enable(irq); in mac_irq_enable()
213 baboon_irq_enable(irq); in mac_irq_enable()
220 int irq = data->irq; in mac_irq_disable() local
221 int irq_src = IRQ_SRC(irq); in mac_irq_disable()
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/linux/arch/s390/kernel/
H A Dirq.c42 int irq; member
58 {.irq = EXT_INTERRUPT, .name = "EXT"},
59 {.irq = IO_INTERRUPT, .name = "I/O"},
60 {.irq = THIN_INTERRUPT, .name = "AIO"},
69 {.irq = IRQEXT_CLK, .name = "CLK", .desc = "[EXT] Clock Comparator"},
70 {.irq = IRQEXT_EXC, .name = "EXC", .desc = "[EXT] External Call"},
71 {.irq = IRQEXT_EMS, .name = "EMS", .desc = "[EXT] Emergency Signal"},
72 {.irq = IRQEXT_TMR, .name = "TMR", .desc = "[EXT] CPU Timer"},
73 {.irq = IRQEXT_TLA, .name = "TAL", .desc = "[EXT] Timing Alert"},
74 {.irq = IRQEXT_PFL, .name = "PFL", .desc = "[EXT] Pseudo Page Fault"},
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/linux/drivers/mfd/
H A Dda9052-irq.c176 static int da9052_map_irq(struct da9052 *da9052, int irq) in da9052_map_irq() argument
178 return regmap_irq_get_virq(da9052->irq_data, irq); in da9052_map_irq()
181 int da9052_enable_irq(struct da9052 *da9052, int irq) in da9052_enable_irq() argument
183 irq = da9052_map_irq(da9052, irq); in da9052_enable_irq()
184 if (irq < 0) in da9052_enable_irq()
185 return irq; in da9052_enable_irq()
187 enable_irq(irq); in da9052_enable_irq()
193 int da9052_disable_irq(struct da9052 *da9052, int irq) in da9052_disable_irq() argument
195 irq = da9052_map_irq(da9052, irq); in da9052_disable_irq()
196 if (irq < 0) in da9052_disable_irq()
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/linux/arch/sparc/kernel/
H A Dirq_64.c97 static void bucket_set_irq(unsigned long bucket_pa, unsigned int irq) in bucket_set_irq() argument
101 : "r" (irq), in bucket_set_irq()
232 void irq_free(unsigned int irq) in irq_free() argument
234 void *data = irq_get_handler_data(irq); in irq_free()
237 irq_set_handler_data(irq, NULL); in irq_free()
238 irq_free_descs(irq, 1); in irq_free()
243 int irq; in irq_alloc() local
245 irq = __irq_alloc_descs(-1, 1, 1, numa_node_id(), NULL, NULL); in irq_alloc()
246 if (irq <= 0) in irq_alloc()
249 return irq; in irq_alloc()
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/linux/arch/powerpc/platforms/44x/
H A Dhsta_msi.c42 int irq, hwirq; in hsta_setup_msi_irqs() local
52 irq = msi_bitmap_alloc_hwirqs(&ppc4xx_hsta_msi.bmp, 1); in hsta_setup_msi_irqs()
53 if (irq < 0) { in hsta_setup_msi_irqs()
56 return irq; in hsta_setup_msi_irqs()
59 hwirq = ppc4xx_hsta_msi.irq_map[irq]; in hsta_setup_msi_irqs()
61 pr_err("%s: Failed mapping irq %d\n", __func__, irq); in hsta_setup_msi_irqs()
69 addr = ppc4xx_hsta_msi.address + irq*0x10; in hsta_setup_msi_irqs()
83 msi_bitmap_free_hwirqs(&ppc4xx_hsta_msi.bmp, irq, 1); in hsta_setup_msi_irqs()
94 int irq; in hsta_find_hwirq_offset() local
97 for (irq = 0; irq < ppc4xx_hsta_msi.irq_count; irq++) in hsta_find_hwirq_offset()
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/linux/arch/alpha/kernel/
H A Dsys_rawhide.c61 unsigned int irq = d->irq; in rawhide_enable_irq() local
63 irq -= 16; in rawhide_enable_irq()
64 hose = irq / 24; in rawhide_enable_irq()
68 irq -= hose * 24; in rawhide_enable_irq()
69 mask = 1 << irq; in rawhide_enable_irq()
82 unsigned int irq = d->irq; in rawhide_disable_irq() local
84 irq -= 16; in rawhide_disable_irq()
85 hose = irq / 24; in rawhide_disable_irq()
89 irq -= hose * 24; in rawhide_disable_irq()
90 mask = ~(1 << irq) | hose_irq_masks[hose]; in rawhide_disable_irq()
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/linux/drivers/xen/events/
H A Devents_base.c110 unsigned irq; member
215 static int set_evtchn_to_irq(evtchn_port_t evtchn, unsigned int irq) in set_evtchn_to_irq() argument
229 if (irq == -1) in set_evtchn_to_irq()
246 WRITE_ONCE(evtchn_to_irq[row][col], irq); in set_evtchn_to_irq()
251 static struct irq_info *info_for_irq(unsigned irq) in info_for_irq() argument
253 if (irq < nr_legacy_irqs()) in info_for_irq()
254 return legacy_info_ptrs[irq]; in info_for_irq()
256 return irq_get_chip_data(irq); in info_for_irq()
259 static void set_info_for_irq(unsigned int irq, struct irq_info *info) in set_info_for_irq() argument
261 if (irq < nr_legacy_irqs()) in set_info_for_irq()
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/linux/arch/mips/bcm63xx/
H A Dirq.c37 static inline u32 get_ext_irq_perf_reg(int irq) in get_ext_irq_perf_reg() argument
39 if (irq < 4) in get_ext_irq_perf_reg()
115 unsigned irq = d->irq - IRQ_INTERNAL_BASE; \
116 unsigned reg = (irq / 32) ^ (width/32 - 1); \
117 unsigned bit = irq & 0x1f; \
137 unsigned irq = d->irq - IRQ_INTERNAL_BASE; \
138 unsigned reg = (irq / 32) ^ (width/32 - 1); \
139 unsigned bit = irq & 0x1f; \
215 unsigned int irq = d->irq - IRQ_EXTERNAL_BASE; in bcm63xx_external_irq_mask() local
219 regaddr = get_ext_irq_perf_reg(irq); in bcm63xx_external_irq_mask()
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/linux/drivers/acpi/acpica/
H A Drsirq.c27 {ACPI_RSC_BITMASK16, ACPI_RS_OFFSET(data.irq.interrupts[0]),
28 AML_OFFSET(irq.irq_mask),
29 ACPI_RS_OFFSET(data.irq.interrupt_count)},
33 {ACPI_RSC_SET8, ACPI_RS_OFFSET(data.irq.triggering),
39 {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET(data.irq.descriptor_length),
40 AML_OFFSET(irq.descriptor_type),
49 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.irq.triggering),
50 AML_OFFSET(irq.flags),
53 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.irq.polarity),
54 AML_OFFSET(irq.flags),
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