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-rw-r--r--kernel/irq/internals.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index 5ef0c2dbe..fcab63c66 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -18,6 +18,8 @@
extern bool noirqdebug;
+extern struct irqaction chained_action;
+
/*
* Bits used by threaded handlers:
* IRQTF_RUNTHREAD - signals that the interrupt handler thread should run
@@ -81,7 +83,7 @@ extern void irq_mark_irq(unsigned int irq);
extern void init_kstat_irqs(struct irq_desc *desc, int node, int nr);
-irqreturn_t handle_irq_event_percpu(struct irq_desc *desc, struct irqaction *action);
+irqreturn_t handle_irq_event_percpu(struct irq_desc *desc);
irqreturn_t handle_irq_event(struct irq_desc *desc);
/* Resending of interrupts :*/
@@ -197,6 +199,11 @@ static inline int irq_desc_get_node(struct irq_desc *desc)
return irq_common_data_get_node(&desc->irq_common_data);
}
+static inline int irq_desc_is_chained(struct irq_desc *desc)
+{
+ return (desc->action && desc->action == &chained_action);
+}
+
#ifdef CONFIG_PM_SLEEP
bool irq_pm_check_wakeup(struct irq_desc *desc);
void irq_pm_install_action(struct irq_desc *desc, struct irqaction *action);