diff options
Diffstat (limited to 'kernel/irq/chip.c')
| -rw-r--r-- | kernel/irq/chip.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 04fe4f989bd8..b76703b2c0af 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -754,6 +754,8 @@ void handle_fasteoi_nmi(struct irq_desc *desc) unsigned int irq = irq_desc_get_irq(desc); irqreturn_t res; + __kstat_incr_irqs_this_cpu(desc); + trace_irq_handler_entry(irq, action); /* * NMIs cannot be shared, there is only one action. @@ -968,6 +970,8 @@ void handle_percpu_devid_fasteoi_nmi(struct irq_desc *desc) unsigned int irq = irq_desc_get_irq(desc); irqreturn_t res; + __kstat_incr_irqs_this_cpu(desc); + trace_irq_handler_entry(irq, action); res = action->handler(irq, raw_cpu_ptr(action->percpu_dev_id)); trace_irq_handler_exit(irq, action, res); @@ -1465,6 +1469,33 @@ int irq_chip_set_wake_parent(struct irq_data *data, unsigned int on) return -ENOSYS; } EXPORT_SYMBOL_GPL(irq_chip_set_wake_parent); + +/** + * irq_chip_request_resources_parent - Request resources on the parent interrupt + * @data: Pointer to interrupt specific data + */ +int irq_chip_request_resources_parent(struct irq_data *data) +{ + data = data->parent_data; + + if (data->chip->irq_request_resources) + return data->chip->irq_request_resources(data); + + return -ENOSYS; +} +EXPORT_SYMBOL_GPL(irq_chip_request_resources_parent); + +/** + * irq_chip_release_resources_parent - Release resources on the parent interrupt + * @data: Pointer to interrupt specific data + */ +void irq_chip_release_resources_parent(struct irq_data *data) +{ + data = data->parent_data; + if (data->chip->irq_release_resources) + data->chip->irq_release_resources(data); +} +EXPORT_SYMBOL_GPL(irq_chip_release_resources_parent); #endif /** |