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-rw-r--r--include/linux/irq.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index b48eae32dc61..6e59ac05ef2a 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -58,6 +58,7 @@
#define IRQ_NOREQUEST 0x04000000 /* IRQ cannot be requested */
#define IRQ_NOAUTOEN 0x08000000 /* IRQ will not be enabled on request irq */
#define IRQ_DELAYED_DISABLE 0x10000000 /* IRQ disable (masking) happens delayed. */
+#define IRQ_WAKEUP 0x20000000 /* IRQ triggers system wakeup */
struct proc_dir_entry;
@@ -124,6 +125,7 @@ struct irq_chip {
* @action: the irq action chain
* @status: status information
* @depth: disable-depth, for nested irq_disable() calls
+ * @wake_depth: enable depth, for multiple set_irq_wake() callers
* @irq_count: stats field to detect stalled irqs
* @irqs_unhandled: stats field for spurious unhandled interrupts
* @lock: locking for SMP
@@ -147,6 +149,7 @@ struct irq_desc {
unsigned int status; /* IRQ status */
unsigned int depth; /* nested irq disables */
+ unsigned int wake_depth; /* nested wake enables */
unsigned int irq_count; /* For detecting broken IRQs */
unsigned int irqs_unhandled;
spinlock_t lock;
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